.NET: [Breaking] RenameAgentRunResponse and AgentRunResponseUpdate classes (#3197)

* rename AgentRunResponse and AgentRunResponseUpdate classes - part1

* rename varialbles, parameters, methods and tests

* rollback unnecessary changes

.github/upgrades/prompts/SemanticKernelToAgentFramework.md

@@ -105,7 +105,7 @@ After completing migration, verify these specific items:
 1. **Compilation**: Execute `dotnet build` on all modified projects - zero errors required
 2. **Namespace Updates**: Confirm all `using Microsoft.SemanticKernel.Agents` statements are replaced
 3. **Method Calls**: Verify all `InvokeAsync` calls are changed to `RunAsync`
-4. **Return Types**: Confirm handling of `AgentRunResponse` instead of `IAsyncEnumerable<AgentResponseItem<ChatMessageContent>>`
+4. **Return Types**: Confirm handling of `AgentResponse` instead of `IAsyncEnumerable<AgentResponseItem<ChatMessageContent>>`
 5. **Thread Creation**: Validate all thread creation uses `agent.GetNewThread()` pattern
 6. **Tool Registration**: Ensure `[KernelFunction]` attributes are removed and `AIFunctionFactory.Create()` is used
 7. **Options Configuration**: Verify `AgentRunOptions` or `ChatClientAgentRunOptions` replaces `AgentInvokeOptions`
@@ -119,7 +119,7 @@ Agent Framework provides functionality for creating and managing AI agents throu
 Key API differences:
 - Agent creation: Remove Kernel dependency, use direct client-based creation
 - Method names: `InvokeAsync` → `RunAsync`, `InvokeStreamingAsync` → `RunStreamingAsync`
-- Return types: `IAsyncEnumerable<AgentResponseItem<ChatMessageContent>>` → `AgentRunResponse`
+- Return types: `IAsyncEnumerable<AgentResponseItem<ChatMessageContent>>` → `AgentResponse`
 - Thread creation: Provider-specific constructors → `agent.GetNewThread()`
 - Tool registration: `KernelPlugin` system → Direct `AIFunction` registration
 - Options: `AgentInvokeOptions` → Provider-specific run options (e.g., `ChatClientAgentRunOptions`)
@@ -166,8 +166,8 @@ Replace these method calls:
 | `thread.DeleteAsync()` | Provider-specific cleanup | Use provider client directly |
 
 Return type changes:
-- `IAsyncEnumerable<AgentResponseItem<ChatMessageContent>>` → `AgentRunResponse`
-- `IAsyncEnumerable<StreamingChatMessageContent>` → `IAsyncEnumerable<AgentRunResponseUpdate>`
+- `IAsyncEnumerable<AgentResponseItem<ChatMessageContent>>` → `AgentResponse`
+- `IAsyncEnumerable<StreamingChatMessageContent>` → `IAsyncEnumerable<AgentResponseUpdate>`
 </api_changes>
 
 <configuration_changes>
@@ -191,8 +191,8 @@ Agent Framework changes these behaviors compared to Semantic Kernel Agents:
 1. **Thread Management**: Agent Framework automatically manages thread state. Semantic Kernel required manual thread updates in some scenarios (e.g., OpenAI Responses).
 
 2. **Return Types**:
-   - Non-streaming: Returns single `AgentRunResponse` instead of `IAsyncEnumerable<AgentResponseItem<ChatMessageContent>>`
-   - Streaming: Returns `IAsyncEnumerable<AgentRunResponseUpdate>` instead of `IAsyncEnumerable<StreamingChatMessageContent>`
+   - Non-streaming: Returns single `AgentResponse` instead of `IAsyncEnumerable<AgentResponseItem<ChatMessageContent>>`
+   - Streaming: Returns `IAsyncEnumerable<AgentResponseUpdate>` instead of `IAsyncEnumerable<StreamingChatMessageContent>`
 
 3. **Tool Registration**: Agent Framework uses direct function registration without requiring `[KernelFunction]` attributes.
 
@@ -397,7 +397,7 @@ await foreach (AgentResponseItem<ChatMessageContent> item in agent.InvokeAsync(u
 
 **With this Agent Framework non-streaming pattern:**
 ```csharp
-AgentRunResponse result = await agent.RunAsync(userInput, thread, options);
+AgentResponse result = await agent.RunAsync(userInput, thread, options);
 Console.WriteLine(result);
 ```
 
@@ -411,7 +411,7 @@ await foreach (StreamingChatMessageContent update in agent.InvokeStreamingAsync(
 
 **With this Agent Framework streaming pattern:**
 ```csharp
-await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(userInput, thread, options))
+await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(userInput, thread, options))
 {
     Console.Write(update);
 }
@@ -420,8 +420,8 @@ await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(userInpu
 **Required changes:**
 1. Replace `agent.InvokeAsync()` with `agent.RunAsync()`
 2. Replace `agent.InvokeStreamingAsync()` with `agent.RunStreamingAsync()`
-3. Change return type handling from `IAsyncEnumerable<AgentResponseItem<ChatMessageContent>>` to `AgentRunResponse`
-4. Change streaming type from `StreamingChatMessageContent` to `AgentRunResponseUpdate`
+3. Change return type handling from `IAsyncEnumerable<AgentResponseItem<ChatMessageContent>>` to `AgentResponse`
+4. Change streaming type from `StreamingChatMessageContent` to `AgentResponseUpdate`
 5. Remove `await foreach` for non-streaming calls
 6. Access message content directly from result object instead of iterating
 </api_changes>
@@ -661,7 +661,7 @@ await foreach (var result in agent.InvokeAsync(input, thread, options))
 ```csharp
 ChatClientAgentRunOptions options = new(new ChatOptions { MaxOutputTokens = 1000 });
 
-AgentRunResponse result = await agent.RunAsync(input, thread, options);
+AgentResponse result = await agent.RunAsync(input, thread, options);
 Console.WriteLine(result);
 
 // Access underlying content when needed:
@@ -689,7 +689,7 @@ await foreach (var result in agent.InvokeAsync(input, thread, options))
 
 **With this Agent Framework non-streaming usage pattern:**
 ```csharp
-AgentRunResponse result = await agent.RunAsync(input, thread, options);
+AgentResponse result = await agent.RunAsync(input, thread, options);
 Console.WriteLine($"Tokens: {result.Usage.TotalTokenCount}");
 ```
 
@@ -709,7 +709,7 @@ await foreach (StreamingChatMessageContent response in agent.InvokeStreamingAsyn
 
 **With this Agent Framework streaming usage pattern:**
 ```csharp
-await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(input, thread, options))
+await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(input, thread, options))
 {
     if (update.Contents.OfType<UsageContent>().FirstOrDefault() is { } usageContent)
     {

docs/decisions/0001-agent-run-response.md

@@ -163,8 +163,8 @@ foreach (var update in response.Messages)
 ### Option 2 Run: Container with Primary and Secondary Properties, RunStreaming: Stream of Primary + Secondary
 
 Run returns a new response type that has separate properties for the Primary Content and the Secondary Updates leading up to it.
-The Primary content is available in the `AgentRunResponse.Messages` property while Secondary updates are in a new `AgentRunResponse.Updates` property.
-`AgentRunResponse.Text` returns the Primary content text.
+The Primary content is available in the `AgentResponse.Messages` property while Secondary updates are in a new `AgentResponse.Updates` property.
+`AgentResponse.Text` returns the Primary content text.
 
 Since streaming would still need to return an `IAsyncEnumerable` of updates, the design would differ from non-streaming.
 With non-streaming Primary and Secondary content is split into separate lists, while with streaming it's combined in one stream.
@@ -232,24 +232,24 @@ await foreach (var update in responses)
 ```csharp
 class Agent
 {
-    public abstract Task<AgentRunResponse> RunAsync(
+    public abstract Task<AgentResponse> RunAsync(
         IReadOnlyCollection<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         CancellationToken cancellationToken = default);
 
-    public abstract IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(
+    public abstract IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(
         IReadOnlyCollection<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         CancellationToken cancellationToken = default);
 }
 
-class AgentRunResponse : ChatResponse
+class AgentResponse : ChatResponse
 {
 }
 
-public class AgentRunResponseUpdate : ChatResponseUpdate
+public class AgentResponseUpdate : ChatResponseUpdate
 {
 }
 ```
@@ -265,20 +265,20 @@ The new types could also exclude properties that make less sense for agents, lik
 ```csharp
 class Agent
 {
-    public abstract Task<AgentRunResponse> RunAsync(
+    public abstract Task<AgentResponse> RunAsync(
         IReadOnlyCollection<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         CancellationToken cancellationToken = default);
 
-    public abstract IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(
+    public abstract IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(
         IReadOnlyCollection<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         CancellationToken cancellationToken = default);
 }
 
-class AgentRunResponse // Compare with ChatResponse
+class AgentResponse // Compare with ChatResponse
 {
     public string Text { get; } // Aggregation of TextContent from messages.
 
@@ -294,12 +294,12 @@ class AgentRunResponse // Compare with ChatResponse
     public AdditionalPropertiesDictionary? AdditionalProperties { get; set; }
 }
 
-// Not Included in AgentRunResponse compared to ChatResponse
+// Not Included in AgentResponse compared to ChatResponse
 public ChatFinishReason? FinishReason { get; set; }
 public string? ConversationId { get; set; }
 public string? ModelId { get; set; }
 
-public class AgentRunResponseUpdate // Compare with ChatResponseUpdate
+public class AgentResponseUpdate // Compare with ChatResponseUpdate
 {
     public string Text { get; } // Aggregation of TextContent from Contents.
 
@@ -317,7 +317,7 @@ public class AgentRunResponseUpdate // Compare with ChatResponseUpdate
     public AdditionalPropertiesDictionary? AdditionalProperties { get; set; }
 }
 
-// Not Included in AgentRunResponseUpdate compared to ChatResponseUpdate
+// Not Included in AgentResponseUpdate compared to ChatResponseUpdate
 public ChatFinishReason? FinishReason { get; set; }
 public string? ConversationId { get; set; }
 public string? ModelId { get; set; }
@@ -360,7 +360,7 @@ public class ChatFinishReason
 ### Option 2: Add another property on responses for AgentRun
 
 ```csharp
-class AgentRunResponse
+class AgentResponse
 {
     ...
     public AgentRun RunReference { get; set; } // Reference to long running process
@@ -368,7 +368,7 @@ class AgentRunResponse
 }
 
 
-public class AgentRunResponseUpdate
+public class AgentResponseUpdate
 {
     ...
     public AgentRun RunReference { get; set; } // Reference to long running process
@@ -424,7 +424,7 @@ Note that where an agent doesn't support structured output, it may also be possi
 See [Structured Outputs Support](#structured-outputs-support) for a comparison on what other agent frameworks and protocols support.
 
 To support a good user experience for structured outputs, I'm proposing that we follow the pattern used by MEAI.
-We would add a generic version of `AgentRunResponse<T>`, that allows us to get the agent result already deserialized into our preferred type.
+We would add a generic version of `AgentResponse<T>`, that allows us to get the agent result already deserialized into our preferred type.
 This would be coupled with generic overload extension methods for Run that automatically builds a schema from the supplied type and updates
 the run options.
 
@@ -438,14 +438,14 @@ class Movie
     public int ReleaseYear { get; set; }
 }
 
-AgentRunResponse<Movie[]> response = agent.RunAsync<Movie[]>("What are the top 3 children's movies of the 80s.");
+AgentResponse<Movie[]> response = agent.RunAsync<Movie[]>("What are the top 3 children's movies of the 80s.");
 Movie[] movies = response.Result
 ```
 
 If we only support requesting a schema at agent creation time or where an agent has a built in schema, the following would be the preferred approach:
 
 ```csharp
-AgentRunResponse response = agent.RunAsync("What are the top 3 children's movies of the 80s.");
+AgentResponse response = agent.RunAsync("What are the top 3 children's movies of the 80s.");
 Movie[] movies = response.TryParseStructuredOutput<Movie[]>();
 ```
 
@@ -463,7 +463,7 @@ Option 2 chosen so that we can vary Agent responses independently of Chat Client
 ### StructuredOutputs Decision
 
 We will not support structured output per run request, but individual agents are free to allow this on the concrete implementation or at construction time.
-We will however add support for easily extracting a structured output type from the `AgentRunResponse`.
+We will however add support for easily extracting a structured output type from the `AgentResponse`.
 
 ## Addendum 1: AIContext Derived Types for different response types / Gap Analysis (Work in progress)
 

docs/decisions/0005-python-naming-conventions.md

@@ -54,7 +54,7 @@ The table below represents the majority of the naming changes discussed in issue
 | *Mcp* & *Http* | *MCP* & *HTTP* | accepted | Acronyms should be uppercased in class names, according to PEP 8. | None |
 | `agent.run_streaming` | `agent.run_stream` | accepted | Shorter and more closely aligns with AutoGen and Semantic Kernel names for the same methods. | None |
 | `workflow.run_streaming` | `workflow.run_stream` | accepted | In sync with `agent.run_stream` and shorter and more closely aligns with AutoGen and Semantic Kernel names for the same methods. | None |
-| AgentRunResponse & AgentRunResponseUpdate | AgentResponse & AgentResponseUpdate | rejected | Rejected, because it is the response to a run invocation and AgentResponse is too generic. | None |
+| AgentResponse & AgentResponseUpdate | AgentResponse & AgentResponseUpdate | rejected | Rejected, because it is the response to a run invocation and AgentResponse is too generic. | None |
 | *Content | * | rejected | Rejected other content type renames (removing `Content` suffix) because it would reduce clarity and discoverability. | Item was also considered, but rejected as it is very similar to Content, but would be inconsistent with dotnet. |
 | ChatResponse & ChatResponseUpdate | Response & ResponseUpdate | rejected | Rejected, because Response is too generic. | None |
 

docs/decisions/0006-userapproval.md

@@ -161,11 +161,11 @@ while (response.ApprovalRequests.Count > 0)
     response = await agent.RunAsync(messages, thread);
 }
 
-class AgentRunResponse
+class AgentResponse
 {
     ...
 
-    // A new property on AgentRunResponse to aggregate the ApprovalRequestContent items from
+    // A new property on AgentResponse to aggregate the ApprovalRequestContent items from
     // the response messages (Similar to the Text property).
     public IEnumerable<ApprovalRequestContent> ApprovalRequests { get; set; }
 
@@ -251,11 +251,11 @@ while (response.UserInputRequests.Any())
     response = await agent.RunAsync(messages, thread);
 }
 
-class AgentRunResponse
+class AgentResponse
 {
     ...
 
-    // A new property on AgentRunResponse to aggregate the UserInputRequestContent items from
+    // A new property on AgentResponse to aggregate the UserInputRequestContent items from
     // the response messages (Similar to the Text property).
     public IReadOnlyList<UserInputRequestContent> UserInputRequests { get; set; }
 
@@ -366,11 +366,11 @@ while (response.UserInputRequests.Any())
     response = await agent.RunAsync(messages, thread);
 }
 
-class AgentRunResponse
+class AgentResponse
 {
     ...
 
-    // A new property on AgentRunResponse to aggregate the UserInputRequestContent items from
+    // A new property on AgentResponse to aggregate the UserInputRequestContent items from
     // the response messages (Similar to the Text property).
     public IEnumerable<UserInputRequestContent> UserInputRequests { get; set; }
 

docs/decisions/0007-agent-filtering-middleware.md

@@ -115,7 +115,7 @@ public class AIAgent
         }
     }
 
-    public async Task<AgentRunResponse> RunAsync(
+    public async Task<AgentResponse> RunAsync(
         IReadOnlyCollection<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -135,7 +135,7 @@ public class AIAgent
         return context.Response ?? throw new InvalidOperationException("Agent execution did not produce a response");
     }
 
-    protected abstract Task<AgentRunResponse> ExecuteCoreLogicAsync(
+    protected abstract Task<AgentResponse> ExecuteCoreLogicAsync(
         IReadOnlyCollection<ChatMessage> messages,
         AgentThread? thread,
         AgentRunOptions? options,
@@ -190,7 +190,7 @@ internal sealed class GuardrailCallbackAgent : DelegatingAIAgent
 
     public GuardrailCallbackAgent(AIAgent innerAgent) : base(innerAgent) { }
 
-    public override async Task<AgentRunResponse> RunAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
+    public override async Task<AgentResponse> RunAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
     {
         var filteredMessages = this.FilterMessages(messages);
         Console.WriteLine($"Guardrail Middleware - Filtered messages: {new ChatResponse(filteredMessages).Text}");
@@ -202,14 +202,14 @@ internal sealed class GuardrailCallbackAgent : DelegatingAIAgent
         return response;
     }
 
-    public override async IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, [EnumeratorCancellation] CancellationToken cancellationToken = default)
+    public override async IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, [EnumeratorCancellation] CancellationToken cancellationToken = default)
     {
         var filteredMessages = this.FilterMessages(messages);
         await foreach (var update in this.InnerAgent.RunStreamingAsync(filteredMessages, thread, options, cancellationToken))
         {
             if (update.Text != null)
             {
-                yield return new AgentRunResponseUpdate(update.Role, this.FilterContent(update.Text));
+                yield return new AgentResponseUpdate(update.Role, this.FilterContent(update.Text));
             }
             else
             {
@@ -252,7 +252,7 @@ internal sealed class RunningCallbackHandlerAgent : DelegatingAIAgent
         this._func = func;
     }
 
-    public override async Task<AgentRunResponse> RunAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
+    public override async Task<AgentResponse> RunAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
     {
         var context = new AgentInvokeCallbackContext(this, messages, thread, options, isStreaming: false, cancellationToken);
 
@@ -469,7 +469,7 @@ public sealed class CallbackEnabledAgent : DelegatingAIAgent
         this._callbacksProcessor = callbackMiddlewareProcessor ?? new();
     }
 
-    public override async Task<AgentRunResponse> RunAsync(
+    public override async Task<AgentResponse> RunAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -541,7 +541,7 @@ public abstract class AgentContext
 public class AgentRunContext : AgentContext
 {
     public IList<ChatMessage> Messages { get; set; }
-    public AgentRunResponse? Response { get; set; }
+    public AgentResponse? Response { get; set; }
     public AgentThread? Thread { get; }
 
     public AgentRunContext(AIAgent agent, IList<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options)

docs/decisions/0009-support-long-running-operations.md

@@ -687,7 +687,7 @@ This section considers different options for exposing the `RunId`, `Status`, and
 #### 4.1. As AIContent
 
 The `AsyncRunContent` class will represent a long-running operation initiated and managed by an agent/LLM.
-Items of this content type will be returned in a chat message as part of the `AgentRunResponse` or `ChatResponse`
+Items of this content type will be returned in a chat message as part of the `AgentResponse` or `ChatResponse`
 response to represent the long-running operation.
 
 The `AsyncRunContent` class has two properties: `RunId` and `Status`. The `RunId` identifies the 
@@ -1162,29 +1162,29 @@ For cancellation and deletion of long-running operations, new methods will be ad
 public abstract class AIAgent
 {
     // Existing methods...
-    public Task<AgentRunResponse> RunAsync(string message, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) { ... }
-    public IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(string message, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) { ... }
+    public Task<AgentResponse> RunAsync(string message, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) { ... }
+    public IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(string message, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) { ... }
 
     // New methods for uncommon operations
-    public virtual Task<AgentRunResponse?> CancelRunAsync(string id, AgentCancelRunOptions? options = null, CancellationToken cancellationToken = default)
+    public virtual Task<AgentResponse?> CancelRunAsync(string id, AgentCancelRunOptions? options = null, CancellationToken cancellationToken = default)
     {
-        return Task.FromResult<AgentRunResponse?>(null);
+        return Task.FromResult<AgentResponse?>(null);
     }
 
-    public virtual Task<AgentRunResponse?> DeleteRunAsync(string id, AgentDeleteRunOptions? options = null, CancellationToken cancellationToken = default)
+    public virtual Task<AgentResponse?> DeleteRunAsync(string id, AgentDeleteRunOptions? options = null, CancellationToken cancellationToken = default)
     {
-        return Task.FromResult<AgentRunResponse?>(null);
+        return Task.FromResult<AgentResponse?>(null);
     }
 }
 
 // Agent that supports update and cancellation
 public class CustomAgent : AIAgent
 {
-    public override async Task<AgentRunResponse?> CancelRunAsync(string id, AgentCancelRunOptions? options = null, CancellationToken cancellationToken = default)
+    public override async Task<AgentResponse?> CancelRunAsync(string id, AgentCancelRunOptions? options = null, CancellationToken cancellationToken = default)
     {
         var response = await this._client.CancelRunAsync(id, options?.Thread?.ConversationId);
 
-        return ConvertToAgentRunResponse(response); 
+        return ConvertToAgentResponse(response); 
     }
 
     // No overload for DeleteRunAsync as it's not supported by the underlying API
@@ -1195,7 +1195,7 @@ AIAgent agent = new CustomAgent();
 
 AgentThread thread = agent.GetNewThread();
 
-AgentRunResponse response = await agent.RunAsync("What is the capital of France?");
+AgentResponse response = await agent.RunAsync("What is the capital of France?");
 
 response = await agent.CancelRunAsync(response.ResponseId, new AgentCancelRunOptions { Thread = thread });
 ```
@@ -1251,10 +1251,10 @@ public class AgentRunOptions
 AIAgent agent = ...; // Get an instance of an AIAgent
 
 // Start a long-running execution for the prompt if supported by the underlying API
-AgentRunResponse response = await agent.RunAsync("<prompt>", new AgentRunOptions { AllowLongRunningResponses = true });
+AgentResponse response = await agent.RunAsync("<prompt>", new AgentRunOptions { AllowLongRunningResponses = true });
 
 // Start a quick prompt
-AgentRunResponse response = await agent.RunAsync("<prompt>");
+AgentResponse response = await agent.RunAsync("<prompt>");
 ```
 
 **Pros:** 
@@ -1279,7 +1279,7 @@ Below are the details of the option selected for chat clients that is also selec
 #### 3.1 Continuation Token of a Custom Type
 
 This option suggests using `ContinuationToken` to encapsulate all properties representing a long-running operation. The continuation token will be returned by agents in the 
-`ContinuationToken` property of the `AgentRunResponse` and `AgentRunResponseUpdate` responses to indicate that the response is part of a long-running operation. A null value 
+`ContinuationToken` property of the `AgentResponse` and `AgentResponseUpdate` responses to indicate that the response is part of a long-running operation. A null value 
 of the property will indicate that the response is not part of a long-running operation or the long-running operation has been completed. Callers will set the token in the
 `ContinuationToken` property of the `AgentRunOptions` class in follow-up calls to the `Run{Streaming}Async` methods to indicate that they want to "continue" the long-running
 operation identified by the token.
@@ -1313,18 +1313,18 @@ public class AgentRunOptions
     public ResponseContinuationToken? ContinuationToken { get; set; }
 }
 
-public class AgentRunResponse
+public class AgentResponse
 {
     public ResponseContinuationToken? ContinuationToken { get; }
 }
  
-public class AgentRunResponseUpdate
+public class AgentResponseUpdate
 {
     public ResponseContinuationToken? ContinuationToken { get; }
 }
 
 // Usage example
-AgentRunResponse response = await agent.RunAsync("What is the capital of France?");
+AgentResponse response = await agent.RunAsync("What is the capital of France?");
 
 AgentRunOptions options = new() { ContinuationToken = response.ContinuationToken };
 

docs/decisions/0010-ag-ui-support.md

@@ -36,7 +36,7 @@ Chosen option: "Current approach with internal event types and framework-native
 
 - Protects consumers from protocol changes by keeping AG-UI events internal
 - Maintains framework abstractions through conversion at boundaries
-- Uses existing framework types (AgentRunResponseUpdate, ChatMessage) for public API
+- Uses existing framework types (AgentResponseUpdate, ChatMessage) for public API
 - Focuses on core text streaming functionality
 - Leverages existing properties (ConversationId, ResponseId, ErrorContent) instead of custom types
 - Provides bidirectional client and server support
@@ -69,7 +69,7 @@ Chosen option: "Current approach with internal event types and framework-native
 
 3. **Agent Factory Pattern** - `MapAGUIAgent` uses factory function `(messages) => AIAgent` to allow request-specific agent configuration supporting multi-tenancy
 
-4. **Bidirectional Conversion Architecture** - Symmetric conversion logic in shared namespace compiled into both packages for server (`AgentRunResponseUpdate` → AG-UI events) and client (AG-UI events → `AgentRunResponseUpdate`)
+4. **Bidirectional Conversion Architecture** - Symmetric conversion logic in shared namespace compiled into both packages for server (`AgentResponseUpdate` → AG-UI events) and client (AG-UI events → `AgentResponseUpdate`)
 
 5. **Thread Management** - `AGUIAgentThread` stores only `ThreadId` with thread ID communicated via `ConversationId`; applications manage persistence for parity with other implementations and to be compliant with the protocol. Future extensions will support having the server manage the conversation.
 

docs/specs/001-foundry-sdk-alignment.md

@@ -125,7 +125,7 @@ The proposed solution is to add helper methods which allow developers to either
 - [Foundry SDK] Create a `PersistentAgentsClient`
 - [Foundry SDK] Create a `PersistentAgent` using the `PersistentAgentsClient`
 - [Foundry SDK] Retrieve an `AIAgent` using the `PersistentAgentsClient`
-- [Agent Framework SDK] Invoke the `AIAgent` instance and access response from the `AgentRunResponse` 
+- [Agent Framework SDK] Invoke the `AIAgent` instance and access response from the `AgentResponse` 
 - [Foundry SDK] Clean up the agent
 
 
@@ -156,7 +156,7 @@ await persistentAgentsClient.Administration.DeleteAgentAsync(agent.Id);
 
 - [Foundry SDK] Create a `PersistentAgentsClient`
 - [Foundry SDK] Create a `AIAgent` using the `PersistentAgentsClient`
-- [Agent Framework SDK] Invoke the `AIAgent` instance and access response from the `AgentRunResponse` 
+- [Agent Framework SDK] Invoke the `AIAgent` instance and access response from the `AgentResponse` 
 - [Foundry SDK] Clean up the agent
 
 ```csharp
@@ -184,7 +184,7 @@ await persistentAgentsClient.Administration.DeleteAgentAsync(agent.Id);
 - [Foundry SDK] Create a `PersistentAgentsClient`
 - [Foundry SDK] Create a `AIAgent` using the `PersistentAgentsClient`
 - [Agent Framework SDK] Optionally create an `AgentThread` for the agent run
-- [Agent Framework SDK] Invoke the `AIAgent` instance and access response from the `AgentRunResponse` 
+- [Agent Framework SDK] Invoke the `AIAgent` instance and access response from the `AgentResponse` 
 - [Foundry SDK] Clean up the agent and the agent thread
 
 ```csharp
@@ -227,7 +227,7 @@ await persistentAgentsClient.Administration.DeleteAgentAsync(agent.Id);
 - [Foundry SDK] Create a `PersistentAgentsClient`
 - [Foundry SDK] Create multiple `AIAgent` instances using the `PersistentAgentsClient`
 - [Agent Framework SDK] Create a `SequentialOrchestration` and add all of the agents to it
-- [Agent Framework SDK] Invoke the `SequentialOrchestration` instance and access response from the `AgentRunResponse` 
+- [Agent Framework SDK] Invoke the `SequentialOrchestration` instance and access response from the `AgentResponse` 
 - [Foundry SDK] Clean up the agents
 
 ```csharp
@@ -281,7 +281,7 @@ SequentialOrchestration orchestration =
 // Run the orchestration
 string input = "An eco-friendly stainless steel water bottle that keeps drinks cold for 24 hours";
 Console.WriteLine($"\n# INPUT: {input}\n");
-AgentRunResponse result = await orchestration.RunAsync(input);
+AgentResponse result = await orchestration.RunAsync(input);
 Console.WriteLine($"\n# RESULT: {result}");
 
 // Cleanup

dotnet/samples/AGUIClientServer/AGUIClient/Program.cs

@@ -114,7 +114,7 @@ public static class Program
                 bool isFirstUpdate = true;
                 string? threadId = null;
                 var updates = new List<ChatResponseUpdate>();
-                await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(messages, thread, cancellationToken: cancellationToken))
+                await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(messages, thread, cancellationToken: cancellationToken))
                 {
                     // Use AsChatResponseUpdate to access ChatResponseUpdate properties
                     ChatResponseUpdate chatUpdate = update.AsChatResponseUpdate();

dotnet/samples/AGUIClientServer/AGUIDojoServer/AgenticUI/AgenticUIAgent.cs

@@ -19,12 +19,12 @@ internal sealed class AgenticUIAgent : DelegatingAIAgent
         this._jsonSerializerOptions = jsonSerializerOptions;
     }
 
-    protected override Task<AgentRunResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
+    protected override Task<AgentResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
     {
-        return this.RunCoreStreamingAsync(messages, thread, options, cancellationToken).ToAgentRunResponseAsync(cancellationToken);
+        return this.RunCoreStreamingAsync(messages, thread, options, cancellationToken).ToAgentResponseAsync(cancellationToken);
     }
 
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -69,7 +69,7 @@ internal sealed class AgenticUIAgent : DelegatingAIAgent
 
             yield return update;
 
-            yield return new AgentRunResponseUpdate(
+            yield return new AgentResponseUpdate(
                 new ChatResponseUpdate(role: ChatRole.System, stateEventsToEmit)
                 {
                     MessageId = "delta_" + Guid.NewGuid().ToString("N"),

dotnet/samples/AGUIClientServer/AGUIDojoServer/PredictiveStateUpdates/PredictiveStateUpdatesAgent.cs

@@ -20,12 +20,12 @@ internal sealed class PredictiveStateUpdatesAgent : DelegatingAIAgent
         this._jsonSerializerOptions = jsonSerializerOptions;
     }
 
-    protected override Task<AgentRunResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
+    protected override Task<AgentResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
     {
-        return this.RunCoreStreamingAsync(messages, thread, options, cancellationToken).ToAgentRunResponseAsync(cancellationToken);
+        return this.RunCoreStreamingAsync(messages, thread, options, cancellationToken).ToAgentResponseAsync(cancellationToken);
     }
 
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -79,7 +79,7 @@ internal sealed class PredictiveStateUpdatesAgent : DelegatingAIAgent
                         stateUpdate,
                         this._jsonSerializerOptions.GetTypeInfo(typeof(DocumentState)));
 
-                    yield return new AgentRunResponseUpdate(
+                    yield return new AgentResponseUpdate(
                         new ChatResponseUpdate(role: ChatRole.Assistant, [new DataContent(stateBytes, "application/json")])
                         {
                             MessageId = "snapshot" + Guid.NewGuid().ToString("N"),

dotnet/samples/AGUIClientServer/AGUIDojoServer/SharedState/SharedStateAgent.cs

@@ -19,12 +19,12 @@ internal sealed class SharedStateAgent : DelegatingAIAgent
         this._jsonSerializerOptions = jsonSerializerOptions;
     }
 
-    protected override Task<AgentRunResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
+    protected override Task<AgentResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
     {
-        return this.RunCoreStreamingAsync(messages, thread, options, cancellationToken).ToAgentRunResponseAsync(cancellationToken);
+        return this.RunCoreStreamingAsync(messages, thread, options, cancellationToken).ToAgentResponseAsync(cancellationToken);
     }
 
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -63,7 +63,7 @@ internal sealed class SharedStateAgent : DelegatingAIAgent
 
         var firstRunMessages = messages.Append(stateUpdateMessage);
 
-        var allUpdates = new List<AgentRunResponseUpdate>();
+        var allUpdates = new List<AgentResponseUpdate>();
         await foreach (var update in this.InnerAgent.RunStreamingAsync(firstRunMessages, thread, firstRunOptions, cancellationToken).ConfigureAwait(false))
         {
             allUpdates.Add(update);
@@ -76,14 +76,14 @@ internal sealed class SharedStateAgent : DelegatingAIAgent
             }
         }
 
-        var response = allUpdates.ToAgentRunResponse();
+        var response = allUpdates.ToAgentResponse();
 
         if (response.TryDeserialize(this._jsonSerializerOptions, out JsonElement stateSnapshot))
         {
             byte[] stateBytes = JsonSerializer.SerializeToUtf8Bytes(
                 stateSnapshot,
                 this._jsonSerializerOptions.GetTypeInfo(typeof(JsonElement)));
-            yield return new AgentRunResponseUpdate
+            yield return new AgentResponseUpdate
             {
                 Contents = [new DataContent(stateBytes, "application/json")]
             };

dotnet/samples/AGUIClientServer/README.md

@@ -151,9 +151,9 @@ AIAgent agent = chatClient.CreateAIAgent(
     tools: []);
 
 bool isFirstUpdate = true;
-AgentRunResponseUpdate? currentUpdate = null;
+AgentResponseUpdate? currentUpdate = null;
 
-await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(messages, thread))
+await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(messages, thread))
 {
     // First update indicates run started
     if (isFirstUpdate)
@@ -190,19 +190,19 @@ if (currentUpdate != null)
 The `RunStreamingAsync` method:
 1. Sends messages to the server via HTTP POST
 2. Receives server-sent events (SSE) stream
-3. Parses events into `AgentRunResponseUpdate` objects
+3. Parses events into `AgentResponseUpdate` objects
 4. Yields updates as they arrive for real-time display
 
 ## Key Concepts
 
 - **Thread**: Represents a conversation context that persists across multiple runs (accessed via `ConversationId` property)
 - **Run**: A single execution of the agent for a given set of messages (identified by `ResponseId` property)
-- **AgentRunResponseUpdate**: Contains the response data with:
+- **AgentResponseUpdate**: Contains the response data with:
   - `ResponseId`: The unique run identifier
   - `ConversationId`: The thread/conversation identifier
   - `Contents`: Collection of content items (TextContent, ErrorContent, etc.)
 - **Run Lifecycle**: 
-  - The **first** `AgentRunResponseUpdate` in a run indicates the run has started
+  - The **first** `AgentResponseUpdate` in a run indicates the run has started
   - Subsequent updates contain streaming content as the agent processes
-  - The **last** `AgentRunResponseUpdate` in a run indicates the run has finished
+  - The **last** `AgentResponseUpdate` in a run indicates the run has finished
   - If an error occurs, the update will contain `ErrorContent`

dotnet/samples/AgentWebChat/AgentWebChat.Web/A2AAgentClient.cs

@@ -25,7 +25,7 @@ internal sealed class A2AAgentClient : AgentClientBase
         this._uri = baseUri;
     }
 
-    public override async IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(
+    public override async IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(
         string agentName,
         IList<ChatMessage> messages,
         string? threadId = null,
@@ -37,7 +37,7 @@ internal sealed class A2AAgentClient : AgentClientBase
         var contextId = threadId ?? Guid.NewGuid().ToString("N");
 
         // Convert and send messages via A2A without try-catch in yield method
-        var results = new List<AgentRunResponseUpdate>();
+        var results = new List<AgentResponseUpdate>();
 
         try
         {
@@ -60,7 +60,7 @@ internal sealed class A2AAgentClient : AgentClientBase
                 var responseMessage = message.ToChatMessage();
                 if (responseMessage is { Contents.Count: > 0 })
                 {
-                    results.Add(new AgentRunResponseUpdate(responseMessage.Role, responseMessage.Contents)
+                    results.Add(new AgentResponseUpdate(responseMessage.Role, responseMessage.Contents)
                     {
                         MessageId = message.MessageId,
                         CreatedAt = DateTimeOffset.UtcNow
@@ -90,7 +90,7 @@ internal sealed class A2AAgentClient : AgentClientBase
                                 RawRepresentation = artifact,
                             };
 
-                            results.Add(new AgentRunResponseUpdate(chatMessage.Role, chatMessage.Contents)
+                            results.Add(new AgentResponseUpdate(chatMessage.Role, chatMessage.Contents)
                             {
                                 MessageId = agentTask.Id,
                                 CreatedAt = DateTimeOffset.UtcNow
@@ -108,7 +108,7 @@ internal sealed class A2AAgentClient : AgentClientBase
         {
             this._logger.LogError(ex, "Error running agent {AgentName} via A2A", agentName);
 
-            results.Add(new AgentRunResponseUpdate(ChatRole.Assistant, $"Error: {ex.Message}")
+            results.Add(new AgentResponseUpdate(ChatRole.Assistant, $"Error: {ex.Message}")
             {
                 MessageId = Guid.NewGuid().ToString("N"),
                 CreatedAt = DateTimeOffset.UtcNow

dotnet/samples/AgentWebChat/AgentWebChat.Web/IAgentClient.cs

@@ -19,7 +19,7 @@ internal abstract class AgentClientBase
     /// <param name="threadId">Optional thread identifier for conversation continuity.</param>
     /// <param name="cancellationToken">Cancellation token.</param>
     /// <returns>An asynchronous enumerable of agent response updates.</returns>
-    public abstract IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(
+    public abstract IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(
         string agentName,
         IList<ChatMessage> messages,
         string? threadId = null,

dotnet/samples/AgentWebChat/AgentWebChat.Web/OpenAIChatCompletionsAgentClient.cs

@@ -16,7 +16,7 @@ namespace AgentWebChat.Web;
 /// </summary>
 internal sealed class OpenAIChatCompletionsAgentClient(HttpClient httpClient) : AgentClientBase
 {
-    public override async IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(
+    public override async IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(
         string agentName,
         IList<ChatMessage> messages,
         string? threadId = null,
@@ -31,7 +31,7 @@ internal sealed class OpenAIChatCompletionsAgentClient(HttpClient httpClient) :
         var openAiClient = new ChatClient(model: "myModel!", credential: new ApiKeyCredential("dummy-key"), options: options).AsIChatClient();
         await foreach (var update in openAiClient.GetStreamingResponseAsync(messages, cancellationToken: cancellationToken))
         {
-            yield return new AgentRunResponseUpdate(update);
+            yield return new AgentResponseUpdate(update);
         }
     }
 }

dotnet/samples/AgentWebChat/AgentWebChat.Web/OpenAIResponsesAgentClient.cs

@@ -15,7 +15,7 @@ namespace AgentWebChat.Web;
 /// </summary>
 internal sealed class OpenAIResponsesAgentClient(HttpClient httpClient) : AgentClientBase
 {
-    public override async IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(
+    public override async IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(
         string agentName,
         IList<ChatMessage> messages,
         string? threadId = null,
@@ -35,7 +35,7 @@ internal sealed class OpenAIResponsesAgentClient(HttpClient httpClient) : AgentC
 
         await foreach (var update in openAiClient.GetStreamingResponseAsync(messages, chatOptions, cancellationToken: cancellationToken))
         {
-            yield return new AgentRunResponseUpdate(update);
+            yield return new AgentResponseUpdate(update);
         }
     }
 }

dotnet/samples/AzureFunctions/02_AgentOrchestration_Chaining/FunctionTriggers.cs

@@ -21,11 +21,11 @@ public static class FunctionTriggers
         DurableAIAgent writer = context.GetAgent("WriterAgent");
         AgentThread writerThread = await writer.GetNewThreadAsync();
 
-        AgentRunResponse<TextResponse> initial = await writer.RunAsync<TextResponse>(
+        AgentResponse<TextResponse> initial = await writer.RunAsync<TextResponse>(
             message: "Write a concise inspirational sentence about learning.",
             thread: writerThread);
 
-        AgentRunResponse<TextResponse> refined = await writer.RunAsync<TextResponse>(
+        AgentResponse<TextResponse> refined = await writer.RunAsync<TextResponse>(
             message: $"Improve this further while keeping it under 25 words: {initial.Result.Text}",
             thread: writerThread);
 

dotnet/samples/AzureFunctions/03_AgentOrchestration_Concurrency/FunctionTriggers.cs

@@ -26,9 +26,9 @@ public static class FunctionsTriggers
         DurableAIAgent chemist = context.GetAgent("ChemistAgent");
 
         // Start both agent runs concurrently
-        Task<AgentRunResponse<TextResponse>> physicistTask = physicist.RunAsync<TextResponse>(prompt);
+        Task<AgentResponse<TextResponse>> physicistTask = physicist.RunAsync<TextResponse>(prompt);
 
-        Task<AgentRunResponse<TextResponse>> chemistTask = chemist.RunAsync<TextResponse>(prompt);
+        Task<AgentResponse<TextResponse>> chemistTask = chemist.RunAsync<TextResponse>(prompt);
 
         // Wait for both tasks to complete using Task.WhenAll
         await Task.WhenAll(physicistTask, chemistTask);

dotnet/samples/AzureFunctions/04_AgentOrchestration_Conditionals/FunctionTriggers.cs

@@ -24,7 +24,7 @@ public static class FunctionTriggers
         AgentThread spamThread = await spamDetectionAgent.GetNewThreadAsync();
 
         // Step 1: Check if the email is spam
-        AgentRunResponse<DetectionResult> spamDetectionResponse = await spamDetectionAgent.RunAsync<DetectionResult>(
+        AgentResponse<DetectionResult> spamDetectionResponse = await spamDetectionAgent.RunAsync<DetectionResult>(
             message:
                 $"""
                 Analyze this email for spam content and return a JSON response with 'is_spam' (boolean) and 'reason' (string) fields:
@@ -45,7 +45,7 @@ public static class FunctionTriggers
         DurableAIAgent emailAssistantAgent = context.GetAgent("EmailAssistantAgent");
         AgentThread emailThread = await emailAssistantAgent.GetNewThreadAsync();
 
-        AgentRunResponse<EmailResponse> emailAssistantResponse = await emailAssistantAgent.RunAsync<EmailResponse>(
+        AgentResponse<EmailResponse> emailAssistantResponse = await emailAssistantAgent.RunAsync<EmailResponse>(
             message:
                 $"""
                     Draft a professional response to this email. Return a JSON response with a 'response' field containing the reply:

dotnet/samples/AzureFunctions/05_AgentOrchestration_HITL/FunctionTriggers.cs

@@ -30,7 +30,7 @@ public static class FunctionTriggers
         context.SetCustomStatus($"Starting content generation for topic: {input.Topic}");
 
         // Step 1: Generate initial content
-        AgentRunResponse<GeneratedContent> writerResponse = await writerAgent.RunAsync<GeneratedContent>(
+        AgentResponse<GeneratedContent> writerResponse = await writerAgent.RunAsync<GeneratedContent>(
             message: $"Write a short article about '{input.Topic}'.",
             thread: writerThread);
         GeneratedContent content = writerResponse.Result;

dotnet/samples/AzureFunctions/06_LongRunningTools/FunctionTriggers.cs

@@ -26,7 +26,7 @@ public static class FunctionTriggers
         context.SetCustomStatus($"Starting content generation for topic: {input.Topic}");
 
         // Step 1: Generate initial content
-        AgentRunResponse<GeneratedContent> writerResponse = await writerAgent.RunAsync<GeneratedContent>(
+        AgentResponse<GeneratedContent> writerResponse = await writerAgent.RunAsync<GeneratedContent>(
             message: $"Write a short article about '{input.Topic}'.",
             thread: writerThread);
         GeneratedContent content = writerResponse.Result;

dotnet/samples/AzureFunctions/08_ReliableStreaming/README.md

@@ -196,7 +196,7 @@ The `id` field is the Redis stream entry ID - use it as the `cursor` parameter t
 
 2. **Agent invoked**: The durable entity (`AgentEntity`) is signaled to run the travel planner agent. This is fire-and-forget from the HTTP request's perspective.
 
-3. **Responses captured**: As the agent generates responses, `RedisStreamResponseHandler` (implementing `IAgentResponseHandler`) extracts the text from each `AgentRunResponseUpdate` and publishes it to a Redis Stream keyed by session ID.
+3. **Responses captured**: As the agent generates responses, `RedisStreamResponseHandler` (implementing `IAgentResponseHandler`) extracts the text from each `AgentResponseUpdate` and publishes it to a Redis Stream keyed by session ID.
 
 4. **Client polls Redis**: The HTTP response streams events by polling the Redis Stream. For SSE format, each event includes the Redis entry ID as the `id` field.
 

dotnet/samples/AzureFunctions/08_ReliableStreaming/RedisStreamResponseHandler.cs

@@ -29,7 +29,7 @@ public readonly record struct StreamChunk(string EntryId, string? Text, bool IsD
 /// </para>
 /// <para>
 /// Each agent session gets its own Redis Stream, keyed by session ID. The stream entries
-/// contain text chunks extracted from <see cref="AgentRunResponseUpdate"/> objects.
+/// contain text chunks extracted from <see cref="AgentResponseUpdate"/> objects.
 /// </para>
 /// </remarks>
 public sealed class RedisStreamResponseHandler : IAgentResponseHandler
@@ -53,7 +53,7 @@ public sealed class RedisStreamResponseHandler : IAgentResponseHandler
 
     /// <inheritdoc/>
     public async ValueTask OnStreamingResponseUpdateAsync(
-        IAsyncEnumerable<AgentRunResponseUpdate> messageStream,
+        IAsyncEnumerable<AgentResponseUpdate> messageStream,
         CancellationToken cancellationToken)
     {
         // Get the current session ID from the DurableAgentContext
@@ -73,7 +73,7 @@ public sealed class RedisStreamResponseHandler : IAgentResponseHandler
         IDatabase db = this._redis.GetDatabase();
         int sequenceNumber = 0;
 
-        await foreach (AgentRunResponseUpdate update in messageStream.WithCancellation(cancellationToken))
+        await foreach (AgentResponseUpdate update in messageStream.WithCancellation(cancellationToken))
         {
             // Extract just the text content - this avoids serialization round-trip issues
             string text = update.Text;
@@ -112,7 +112,7 @@ public sealed class RedisStreamResponseHandler : IAgentResponseHandler
     }
 
     /// <inheritdoc/>
-    public ValueTask OnAgentResponseAsync(AgentRunResponse message, CancellationToken cancellationToken)
+    public ValueTask OnAgentResponseAsync(AgentResponse message, CancellationToken cancellationToken)
     {
         // This handler is optimized for streaming responses.
         // For non-streaming responses, we don't need to store in Redis since

dotnet/samples/GettingStarted/A2A/A2AAgent_PollingForTaskCompletion/Program.cs

@@ -19,7 +19,7 @@ AIAgent agent = agentCard.GetAIAgent();
 AgentThread thread = await agent.GetNewThreadAsync();
 
 // Start the initial run with a long-running task.
-AgentRunResponse response = await agent.RunAsync("Conduct a comprehensive analysis of quantum computing applications in cryptography, including recent breakthroughs, implementation challenges, and future roadmap. Please include diagrams and visual representations to illustrate complex concepts.", thread);
+AgentResponse response = await agent.RunAsync("Conduct a comprehensive analysis of quantum computing applications in cryptography, including recent breakthroughs, implementation challenges, and future roadmap. Please include diagrams and visual representations to illustrate complex concepts.", thread);
 
 // Poll until the response is complete.
 while (response.ContinuationToken is { } token)

dotnet/samples/GettingStarted/AGUI/README.md

@@ -212,7 +212,7 @@ dotnet run
 
 1. `AGUIAgent` sends HTTP POST request to server
 2. Server responds with SSE stream
-3. Client parses events into `AgentRunResponseUpdate` objects
+3. Client parses events into `AgentResponseUpdate` objects
 4. Updates are displayed based on content type
 5. `ConversationId` maintains conversation context
 

dotnet/samples/GettingStarted/AGUI/Step01_GettingStarted/Client/Program.cs

@@ -51,7 +51,7 @@ try
         bool isFirstUpdate = true;
         string? threadId = null;
 
-        await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(messages, thread))
+        await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(messages, thread))
         {
             ChatResponseUpdate chatUpdate = update.AsChatResponseUpdate();
 

dotnet/samples/GettingStarted/AGUI/Step02_BackendTools/Client/Program.cs

@@ -51,7 +51,7 @@ try
         bool isFirstUpdate = true;
         string? threadId = null;
 
-        await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(messages, thread))
+        await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(messages, thread))
         {
             ChatResponseUpdate chatUpdate = update.AsChatResponseUpdate();
 

dotnet/samples/GettingStarted/AGUI/Step03_FrontendTools/Client/Program.cs

@@ -64,7 +64,7 @@ try
         bool isFirstUpdate = true;
         string? threadId = null;
 
-        await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(messages, thread))
+        await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(messages, thread))
         {
             ChatResponseUpdate chatUpdate = update.AsChatResponseUpdate();
 

dotnet/samples/GettingStarted/AGUI/Step04_HumanInLoop/Client/Program.cs

@@ -51,8 +51,8 @@ while ((input = Console.ReadLine()) != null && !input.Equals("exit", StringCompa
     {
         approvalResponses.Clear();
 
-        List<AgentRunResponseUpdate> chatResponseUpdates = [];
-        await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(messages, thread, cancellationToken: default))
+        List<AgentResponseUpdate> chatResponseUpdates = [];
+        await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(messages, thread, cancellationToken: default))
         {
             chatResponseUpdates.Add(update);
             foreach (AIContent content in update.Contents)
@@ -111,7 +111,7 @@ while ((input = Console.ReadLine()) != null && !input.Equals("exit", StringCompa
             }
         }
 
-        AgentRunResponse response = chatResponseUpdates.ToAgentRunResponse();
+        AgentResponse response = chatResponseUpdates.ToAgentResponse();
         messages.AddRange(response.Messages);
         foreach (AIContent approvalResponse in approvalResponses)
         {

dotnet/samples/GettingStarted/AGUI/Step04_HumanInLoop/Client/ServerFunctionApprovalClientAgent.cs

@@ -22,17 +22,17 @@ internal sealed class ServerFunctionApprovalClientAgent : DelegatingAIAgent
         this._jsonSerializerOptions = jsonSerializerOptions;
     }
 
-    protected override Task<AgentRunResponse> RunCoreAsync(
+    protected override Task<AgentResponse> RunCoreAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         CancellationToken cancellationToken = default)
     {
         return this.RunCoreStreamingAsync(messages, thread, options, cancellationToken)
-            .ToAgentRunResponseAsync(cancellationToken);
+            .ToAgentResponseAsync(cancellationToken);
     }
 
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -166,8 +166,8 @@ internal sealed class ServerFunctionApprovalClientAgent : DelegatingAIAgent
         return result ?? messages;
     }
 
-    private static AgentRunResponseUpdate ProcessIncomingServerApprovalRequests(
-        AgentRunResponseUpdate update,
+    private static AgentResponseUpdate ProcessIncomingServerApprovalRequests(
+        AgentResponseUpdate update,
         JsonSerializerOptions jsonSerializerOptions)
     {
         IList<AIContent>? updatedContents = null;
@@ -215,7 +215,7 @@ internal sealed class ServerFunctionApprovalClientAgent : DelegatingAIAgent
         if (updatedContents is not null)
         {
             var chatUpdate = update.AsChatResponseUpdate();
-            return new AgentRunResponseUpdate(new ChatResponseUpdate()
+            return new AgentResponseUpdate(new ChatResponseUpdate()
             {
                 Role = chatUpdate.Role,
                 Contents = updatedContents,

dotnet/samples/GettingStarted/AGUI/Step04_HumanInLoop/Server/ServerFunctionApprovalServerAgent.cs

@@ -22,17 +22,17 @@ internal sealed class ServerFunctionApprovalAgent : DelegatingAIAgent
         this._jsonSerializerOptions = jsonSerializerOptions;
     }
 
-    protected override Task<AgentRunResponse> RunCoreAsync(
+    protected override Task<AgentResponse> RunCoreAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         CancellationToken cancellationToken = default)
     {
         return this.RunCoreStreamingAsync(messages, thread, options, cancellationToken)
-            .ToAgentRunResponseAsync(cancellationToken);
+            .ToAgentResponseAsync(cancellationToken);
     }
 
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -172,8 +172,8 @@ internal sealed class ServerFunctionApprovalAgent : DelegatingAIAgent
         return result ?? messages;
     }
 
-    private static AgentRunResponseUpdate ProcessOutgoingApprovalRequests(
-        AgentRunResponseUpdate update,
+    private static AgentResponseUpdate ProcessOutgoingApprovalRequests(
+        AgentResponseUpdate update,
         JsonSerializerOptions jsonSerializerOptions)
     {
         IList<AIContent>? updatedContents = null;
@@ -207,7 +207,7 @@ internal sealed class ServerFunctionApprovalAgent : DelegatingAIAgent
         {
             var chatUpdate = update.AsChatResponseUpdate();
             // Yield a tool call update that represents the approval request
-            return new AgentRunResponseUpdate(new ChatResponseUpdate()
+            return new AgentResponseUpdate(new ChatResponseUpdate()
             {
                 Role = chatUpdate.Role,
                 Contents = updatedContents,

dotnet/samples/GettingStarted/AGUI/Step05_StateManagement/Client/Program.cs

@@ -70,7 +70,7 @@ try
 
         Console.WriteLine();
 
-        await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(messages, thread))
+        await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(messages, thread))
         {
             ChatResponseUpdate chatUpdate = update.AsChatResponseUpdate();
 

dotnet/samples/GettingStarted/AGUI/Step05_StateManagement/Client/StatefulAgent.cs

@@ -35,18 +35,18 @@ internal sealed class StatefulAgent<TState> : DelegatingAIAgent
     }
 
     /// <inheritdoc />
-    protected override Task<AgentRunResponse> RunCoreAsync(
+    protected override Task<AgentResponse> RunCoreAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         CancellationToken cancellationToken = default)
     {
         return this.RunCoreStreamingAsync(messages, thread, options, cancellationToken)
-            .ToAgentRunResponseAsync(cancellationToken);
+            .ToAgentResponseAsync(cancellationToken);
     }
 
     /// <inheritdoc />
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -64,7 +64,7 @@ internal sealed class StatefulAgent<TState> : DelegatingAIAgent
         messagesWithState.Add(stateMessage);
 
         // Stream the response and update state when received
-        await foreach (AgentRunResponseUpdate update in this.InnerAgent.RunStreamingAsync(messagesWithState, thread, options, cancellationToken))
+        await foreach (AgentResponseUpdate update in this.InnerAgent.RunStreamingAsync(messagesWithState, thread, options, cancellationToken))
         {
             // Check if this update contains a state snapshot
             foreach (AIContent content in update.Contents)

dotnet/samples/GettingStarted/AGUI/Step05_StateManagement/Server/SharedStateAgent.cs

@@ -17,17 +17,17 @@ internal sealed class SharedStateAgent : DelegatingAIAgent
         this._jsonSerializerOptions = jsonSerializerOptions;
     }
 
-    protected override Task<AgentRunResponse> RunCoreAsync(
+    protected override Task<AgentResponse> RunCoreAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         CancellationToken cancellationToken = default)
     {
         return this.RunCoreStreamingAsync(messages, thread, options, cancellationToken)
-            .ToAgentRunResponseAsync(cancellationToken);
+            .ToAgentResponseAsync(cancellationToken);
     }
 
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -91,7 +91,7 @@ internal sealed class SharedStateAgent : DelegatingAIAgent
         var firstRunMessages = messages.Append(stateUpdateMessage);
 
         // Collect all updates from first run
-        var allUpdates = new List<AgentRunResponseUpdate>();
+        var allUpdates = new List<AgentResponseUpdate>();
         await foreach (var update in this.InnerAgent.RunStreamingAsync(firstRunMessages, thread, firstRunOptions, cancellationToken).ConfigureAwait(false))
         {
             allUpdates.Add(update);
@@ -104,7 +104,7 @@ internal sealed class SharedStateAgent : DelegatingAIAgent
             }
         }
 
-        var response = allUpdates.ToAgentRunResponse();
+        var response = allUpdates.ToAgentResponse();
 
         // Try to deserialize the structured state response
         if (response.TryDeserialize(this._jsonSerializerOptions, out JsonElement stateSnapshot))
@@ -113,7 +113,7 @@ internal sealed class SharedStateAgent : DelegatingAIAgent
             byte[] stateBytes = JsonSerializer.SerializeToUtf8Bytes(
                 stateSnapshot,
                 this._jsonSerializerOptions.GetTypeInfo(typeof(JsonElement)));
-            yield return new AgentRunResponseUpdate
+            yield return new AgentResponseUpdate
             {
                 Contents = [new DataContent(stateBytes, "application/json")]
             };

dotnet/samples/GettingStarted/AgentProviders/Agent_With_A2A/Program.cs

@@ -14,5 +14,5 @@ A2ACardResolver agentCardResolver = new(new Uri(a2aAgentHost));
 AIAgent agent = await agentCardResolver.GetAIAgentAsync();
 
 // Invoke the agent and output the text result.
-AgentRunResponse response = await agent.RunAsync("Tell me a joke about a pirate.");
+AgentResponse response = await agent.RunAsync("Tell me a joke about a pirate.");
 Console.WriteLine(response);

dotnet/samples/GettingStarted/AgentProviders/Agent_With_A2A/README.md

@@ -29,6 +29,6 @@ A2AClient a2aClient = new(new Uri("https://your-a2a-agent-host/echo"));
 AIAgent agent = a2aClient.GetAIAgent();
 
 // Run the agent
-AgentRunResponse response = await agent.RunAsync("Tell me a joke about a pirate.");
+AgentResponse response = await agent.RunAsync("Tell me a joke about a pirate.");
 Console.WriteLine(response);
 ```

dotnet/samples/GettingStarted/AgentProviders/Agent_With_CustomImplementation/Program.cs

@@ -34,7 +34,7 @@ namespace SampleApp
         public override ValueTask<AgentThread> DeserializeThreadAsync(JsonElement serializedThread, JsonSerializerOptions? jsonSerializerOptions = null, CancellationToken cancellationToken = default)
             => new(new CustomAgentThread(serializedThread, jsonSerializerOptions));
 
-        protected override async Task<AgentRunResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
+        protected override async Task<AgentResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
         {
             // Create a thread if the user didn't supply one.
             thread ??= await this.GetNewThreadAsync(cancellationToken);
@@ -58,7 +58,7 @@ namespace SampleApp
             };
             await typedThread.MessageStore.InvokedAsync(invokedContext, cancellationToken);
 
-            return new AgentRunResponse
+            return new AgentResponse
             {
                 AgentId = this.Id,
                 ResponseId = Guid.NewGuid().ToString("N"),
@@ -66,7 +66,7 @@ namespace SampleApp
             };
         }
 
-        protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, [EnumeratorCancellation] CancellationToken cancellationToken = default)
+        protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, [EnumeratorCancellation] CancellationToken cancellationToken = default)
         {
             // Create a thread if the user didn't supply one.
             thread ??= await this.GetNewThreadAsync(cancellationToken);
@@ -92,7 +92,7 @@ namespace SampleApp
 
             foreach (var message in responseMessages)
             {
-                yield return new AgentRunResponseUpdate
+                yield return new AgentResponseUpdate
                 {
                     AgentId = this.Id,
                     AuthorName = message.AuthorName,

dotnet/samples/GettingStarted/AgentProviders/Agent_With_GoogleGemini/Program.cs

@@ -22,7 +22,7 @@ ChatClientAgent agentGenAI = new(
     name: JokerName,
     instructions: JokerInstructions);
 
-AgentRunResponse response = await agentGenAI.RunAsync("Tell me a joke about a pirate.");
+AgentResponse response = await agentGenAI.RunAsync("Tell me a joke about a pirate.");
 Console.WriteLine($"Google GenAI client based agent response:\n{response}");
 
 // Using a community driven Mscc.GenerativeAI.Microsoft package

dotnet/samples/GettingStarted/AgentWithAnthropic/Agent_Anthropic_Step03_UsingFunctionTools/Program.cs

@@ -31,7 +31,7 @@ Console.WriteLine(await agent.RunAsync("What is the weather like in Amsterdam?",
 
 // Streaming agent interaction with function tools.
 thread = await agent.GetNewThreadAsync();
-await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync("What is the weather like in Amsterdam?", thread))
+await foreach (AgentResponseUpdate update in agent.RunStreamingAsync("What is the weather like in Amsterdam?", thread))
 {
     Console.WriteLine(update);
 }

dotnet/samples/GettingStarted/AgentWithOpenAI/Agent_OpenAI_Step03_CreateFromChatClient/OpenAIChatClientAgent.cs

@@ -87,10 +87,10 @@ public class OpenAIChatClientAgent : DelegatingAIAgent
     }
 
     /// <inheritdoc/>
-    protected sealed override Task<AgentRunResponse> RunCoreAsync(IEnumerable<Microsoft.Extensions.AI.ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) =>
+    protected sealed override Task<AgentResponse> RunCoreAsync(IEnumerable<Microsoft.Extensions.AI.ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) =>
         base.RunCoreAsync(messages, thread, options, cancellationToken);
 
     /// <inheritdoc/>
-    protected override IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(IEnumerable<Microsoft.Extensions.AI.ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) =>
+    protected override IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(IEnumerable<Microsoft.Extensions.AI.ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) =>
         base.RunCoreStreamingAsync(messages, thread, options, cancellationToken);
 }

dotnet/samples/GettingStarted/AgentWithOpenAI/Agent_OpenAI_Step04_CreateFromOpenAIResponseClient/OpenAIResponseClientAgent.cs

@@ -105,10 +105,10 @@ public class OpenAIResponseClientAgent : DelegatingAIAgent
     }
 
     /// <inheritdoc/>
-    protected sealed override Task<AgentRunResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) =>
+    protected sealed override Task<AgentResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) =>
         base.RunCoreAsync(messages, thread, options, cancellationToken);
 
     /// <inheritdoc/>
-    protected sealed override IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) =>
+    protected sealed override IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default) =>
         base.RunCoreStreamingAsync(messages, thread, options, cancellationToken);
 }

dotnet/samples/GettingStarted/Agents/Agent_Step04_UsingFunctionToolsWithApprovals/Program.cs

@@ -64,4 +64,4 @@ while (userInputRequests.Count > 0)
 Console.WriteLine($"\nAgent: {response}");
 
 // For streaming use:
-// Console.WriteLine($"\nAgent: {updates.ToAgentRunResponse()}");
+// Console.WriteLine($"\nAgent: {updates.ToAgentResponse()}");

dotnet/samples/GettingStarted/Agents/Agent_Step05_StructuredOutput/Program.cs

@@ -24,7 +24,7 @@ ChatClient chatClient = new AzureOpenAIClient(
 ChatClientAgent agent = chatClient.CreateAIAgent(name: "HelpfulAssistant", instructions: "You are a helpful assistant.");
 
 // Set PersonInfo as the type parameter of RunAsync method to specify the expected structured output from the agent and invoke the agent with some unstructured input.
-AgentRunResponse<PersonInfo> response = await agent.RunAsync<PersonInfo>("Please provide information about John Smith, who is a 35-year-old software engineer.");
+AgentResponse<PersonInfo> response = await agent.RunAsync<PersonInfo>("Please provide information about John Smith, who is a 35-year-old software engineer.");
 
 // Access the structured output via the Result property of the agent response.
 Console.WriteLine("Assistant Output:");
@@ -44,7 +44,7 @@ var updates = agentWithPersonInfo.RunStreamingAsync("Please provide information
 
 // Assemble all the parts of the streamed output, since we can only deserialize once we have the full json,
 // then deserialize the response into the PersonInfo class.
-PersonInfo personInfo = (await updates.ToAgentRunResponseAsync()).Deserialize<PersonInfo>(JsonSerializerOptions.Web);
+PersonInfo personInfo = (await updates.ToAgentResponseAsync()).Deserialize<PersonInfo>(JsonSerializerOptions.Web);
 
 Console.WriteLine("Assistant Output:");
 Console.WriteLine($"Name: {personInfo.Name}");

dotnet/samples/GettingStarted/Agents/Agent_Step13_BackgroundResponsesWithToolsAndPersistence/Program.cs

@@ -35,7 +35,7 @@ AgentRunOptions options = new() { AllowBackgroundResponses = true };
 AgentThread thread = await agent.GetNewThreadAsync();
 
 // Start the initial run.
-AgentRunResponse response = await agent.RunAsync("Write a very long novel about a team of astronauts exploring an uncharted galaxy.", thread, options);
+AgentResponse response = await agent.RunAsync("Write a very long novel about a team of astronauts exploring an uncharted galaxy.", thread, options);
 
 // Poll for background responses until complete.
 while (response.ContinuationToken is not null)

dotnet/samples/GettingStarted/Agents/Agent_Step14_Middleware/Program.cs

@@ -131,7 +131,7 @@ async ValueTask<object?> PerRequestFunctionCallingMiddleware(AIAgent agent, Func
 }
 
 // This middleware redacts PII information from input and output messages.
-async Task<AgentRunResponse> PIIMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
+async Task<AgentResponse> PIIMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
 {
     // Redact PII information from input messages
     var filteredMessages = FilterMessages(messages);
@@ -171,7 +171,7 @@ async Task<AgentRunResponse> PIIMiddleware(IEnumerable<ChatMessage> messages, Ag
 }
 
 // This middleware enforces guardrails by redacting certain keywords from input and output messages.
-async Task<AgentRunResponse> GuardrailMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
+async Task<AgentResponse> GuardrailMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
 {
     // Redact keywords from input messages
     var filteredMessages = FilterMessages(messages);
@@ -208,7 +208,7 @@ async Task<AgentRunResponse> GuardrailMiddleware(IEnumerable<ChatMessage> messag
 }
 
 // This middleware handles Human in the loop console interaction for any user approval required during function calling.
-async Task<AgentRunResponse> ConsolePromptingApprovalMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
+async Task<AgentResponse> ConsolePromptingApprovalMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
 {
     var response = await innerAgent.RunAsync(messages, thread, options, cancellationToken);
 

dotnet/samples/GettingStarted/Agents/Agent_Step17_BackgroundResponses/Program.cs

@@ -22,7 +22,7 @@ AgentRunOptions options = new() { AllowBackgroundResponses = true };
 AgentThread thread = await agent.GetNewThreadAsync();
 
 // Start the initial run.
-AgentRunResponse response = await agent.RunAsync("Write a very long novel about otters in space.", thread, options);
+AgentResponse response = await agent.RunAsync("Write a very long novel about otters in space.", thread, options);
 
 // Poll until the response is complete.
 while (response.ContinuationToken is { } token)
@@ -43,9 +43,9 @@ Console.WriteLine(response.Text);
 options = new() { AllowBackgroundResponses = true };
 thread = await agent.GetNewThreadAsync();
 
-AgentRunResponseUpdate? lastReceivedUpdate = null;
+AgentResponseUpdate? lastReceivedUpdate = null;
 // Start streaming.
-await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync("Write a very long novel about otters in space.", thread, options))
+await foreach (AgentResponseUpdate update in agent.RunStreamingAsync("Write a very long novel about otters in space.", thread, options))
 {
     // Output each update.
     Console.Write(update.Text);
@@ -63,7 +63,7 @@ await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync("Write a
 // Resume from interruption point.
 options.ContinuationToken = lastReceivedUpdate?.ContinuationToken;
 
-await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(thread, options))
+await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(thread, options))
 {
     // Output each update.
     Console.Write(update.Text);

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step01.2_Running/Program.cs

@@ -27,7 +27,7 @@ AgentVersion agentVersion = aiProjectClient.Agents.CreateAgentVersion(agentName:
 AIAgent jokerAgent = aiProjectClient.GetAIAgent(agentVersion);
 
 // Invoke the agent with streaming support.
-await foreach (AgentRunResponseUpdate update in jokerAgent.RunStreamingAsync("Tell me a joke about a pirate."))
+await foreach (AgentResponseUpdate update in jokerAgent.RunStreamingAsync("Tell me a joke about a pirate."))
 {
     Console.WriteLine(update);
 }

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step02_MultiturnConversation/Program.cs

@@ -32,11 +32,11 @@ Console.WriteLine(await jokerAgent.RunAsync("Now add some emojis to the joke and
 
 // Invoke the agent with a multi-turn conversation and streaming, where the context is preserved in the thread object.
 thread = await jokerAgent.GetNewThreadAsync();
-await foreach (AgentRunResponseUpdate update in jokerAgent.RunStreamingAsync("Tell me a joke about a pirate.", thread))
+await foreach (AgentResponseUpdate update in jokerAgent.RunStreamingAsync("Tell me a joke about a pirate.", thread))
 {
     Console.WriteLine(update);
 }
-await foreach (AgentRunResponseUpdate update in jokerAgent.RunStreamingAsync("Now add some emojis to the joke and tell it in the voice of a pirate's parrot.", thread))
+await foreach (AgentResponseUpdate update in jokerAgent.RunStreamingAsync("Now add some emojis to the joke and tell it in the voice of a pirate's parrot.", thread))
 {
     Console.WriteLine(update);
 }

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step03_UsingFunctionTools/Program.cs

@@ -42,7 +42,7 @@ Console.WriteLine(await existingAgent.RunAsync("What is the weather like in Amst
 
 // Streaming agent interaction with function tools.
 thread = await existingAgent.GetNewThreadAsync();
-await foreach (AgentRunResponseUpdate update in existingAgent.RunStreamingAsync("What is the weather like in Amsterdam?", thread))
+await foreach (AgentResponseUpdate update in existingAgent.RunStreamingAsync("What is the weather like in Amsterdam?", thread))
 {
     Console.WriteLine(update);
 }

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step04_UsingFunctionToolsWithApprovals/Program.cs

@@ -33,7 +33,7 @@ AIAgent agent = await aiProjectClient.CreateAIAgentAsync(name: AssistantName, mo
 // Call the agent with approval-required function tools.
 // The agent will request approval before invoking the function.
 AgentThread thread = await agent.GetNewThreadAsync();
-AgentRunResponse response = await agent.RunAsync("What is the weather like in Amsterdam?", thread);
+AgentResponse response = await agent.RunAsync("What is the weather like in Amsterdam?", thread);
 
 // Check if there are any user input requests (approvals needed).
 List<UserInputRequestContent> userInputRequests = response.UserInputRequests.ToList();

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step05_StructuredOutput/Program.cs

@@ -35,7 +35,7 @@ ChatClientAgent agent = await aiProjectClient.CreateAIAgentAsync(
     });
 
 // Set PersonInfo as the type parameter of RunAsync method to specify the expected structured output from the agent and invoke the agent with some unstructured input.
-AgentRunResponse<PersonInfo> response = await agent.RunAsync<PersonInfo>("Please provide information about John Smith, who is a 35-year-old software engineer.");
+AgentResponse<PersonInfo> response = await agent.RunAsync<PersonInfo>("Please provide information about John Smith, who is a 35-year-old software engineer.");
 
 // Access the structured output via the Result property of the agent response.
 Console.WriteLine("Assistant Output:");
@@ -57,11 +57,11 @@ ChatClientAgent agentWithPersonInfo = aiProjectClient.CreateAIAgent(
     });
 
 // Invoke the agent with some unstructured input while streaming, to extract the structured information from.
-IAsyncEnumerable<AgentRunResponseUpdate> updates = agentWithPersonInfo.RunStreamingAsync("Please provide information about John Smith, who is a 35-year-old software engineer.");
+IAsyncEnumerable<AgentResponseUpdate> updates = agentWithPersonInfo.RunStreamingAsync("Please provide information about John Smith, who is a 35-year-old software engineer.");
 
 // Assemble all the parts of the streamed output, since we can only deserialize once we have the full json,
 // then deserialize the response into the PersonInfo class.
-PersonInfo personInfo = (await updates.ToAgentRunResponseAsync()).Deserialize<PersonInfo>(JsonSerializerOptions.Web);
+PersonInfo personInfo = (await updates.ToAgentResponseAsync()).Deserialize<PersonInfo>(JsonSerializerOptions.Web);
 
 Console.WriteLine("Assistant Output:");
 Console.WriteLine($"Name: {personInfo.Name}");

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step07_Observability/Program.cs

@@ -43,7 +43,7 @@ Console.WriteLine(await agent.RunAsync("Tell me a joke about a pirate.", thread)
 
 // Invoke the agent with streaming support.
 thread = await agent.GetNewThreadAsync();
-await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync("Tell me a joke about a pirate.", thread))
+await foreach (AgentResponseUpdate update in agent.RunStreamingAsync("Tell me a joke about a pirate.", thread))
 {
     Console.WriteLine(update);
 }

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step08_DependencyInjection/Program.cs

@@ -65,7 +65,7 @@ internal sealed class SampleService(AIProjectClient client, AIAgent agent, IHost
             }
 
             // Stream the output to the console as it is generated.
-            await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(input, this._thread, cancellationToken: cancellationToken))
+            await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(input, this._thread, cancellationToken: cancellationToken))
             {
                 Console.Write(update);
             }

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step10_UsingImages/Program.cs

@@ -26,7 +26,7 @@ ChatMessage message = new(ChatRole.User, [
 
 AgentThread thread = await agent.GetNewThreadAsync();
 
-await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(message, thread))
+await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(message, thread))
 {
     Console.WriteLine(update);
 }

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step12_Middleware/Program.cs

@@ -52,18 +52,18 @@ AIAgent middlewareEnabledAgent = originalAgent
 AgentThread thread = await middlewareEnabledAgent.GetNewThreadAsync();
 
 Console.WriteLine("\n\n=== Example 1: Wording Guardrail ===");
-AgentRunResponse guardRailedResponse = await middlewareEnabledAgent.RunAsync("Tell me something harmful.");
+AgentResponse guardRailedResponse = await middlewareEnabledAgent.RunAsync("Tell me something harmful.");
 Console.WriteLine($"Guard railed response: {guardRailedResponse}");
 
 Console.WriteLine("\n\n=== Example 2: PII detection ===");
-AgentRunResponse piiResponse = await middlewareEnabledAgent.RunAsync("My name is John Doe, call me at 123-456-7890 or email me at john@something.com");
+AgentResponse piiResponse = await middlewareEnabledAgent.RunAsync("My name is John Doe, call me at 123-456-7890 or email me at john@something.com");
 Console.WriteLine($"Pii filtered response: {piiResponse}");
 
 Console.WriteLine("\n\n=== Example 3: Agent function middleware ===");
 
 // Agent function middleware support is limited to agents that wraps a upstream ChatClientAgent or derived from it.
 
-AgentRunResponse functionCallResponse = await middlewareEnabledAgent.RunAsync("What's the current time and the weather in Seattle?", thread);
+AgentResponse functionCallResponse = await middlewareEnabledAgent.RunAsync("What's the current time and the weather in Seattle?", thread);
 Console.WriteLine($"Function calling response: {functionCallResponse}");
 
 // Special per-request middleware agent.
@@ -78,7 +78,7 @@ AIAgent humanInTheLoopAgent = aiProjectClient.CreateAIAgent(
     tools: [new ApprovalRequiredAIFunction(AIFunctionFactory.Create(GetWeather, name: nameof(GetWeather)))]);
 
 // Using the ConsolePromptingApprovalMiddleware for a specific request to handle user approval during function calls.
-AgentRunResponse response = await humanInTheLoopAgent
+AgentResponse response = await humanInTheLoopAgent
     .AsBuilder()
     .Use(ConsolePromptingApprovalMiddleware, null)
     .Build()
@@ -113,7 +113,7 @@ async ValueTask<object?> FunctionCallOverrideWeather(AIAgent agent, FunctionInvo
 }
 
 // This middleware redacts PII information from input and output messages.
-async Task<AgentRunResponse> PIIMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
+async Task<AgentResponse> PIIMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
 {
     // Redact PII information from input messages
     var filteredMessages = FilterMessages(messages);
@@ -152,7 +152,7 @@ async Task<AgentRunResponse> PIIMiddleware(IEnumerable<ChatMessage> messages, Ag
 }
 
 // This middleware enforces guardrails by redacting certain keywords from input and output messages.
-async Task<AgentRunResponse> GuardrailMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
+async Task<AgentResponse> GuardrailMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
 {
     // Redact keywords from input messages
     var filteredMessages = FilterMessages(messages);
@@ -189,9 +189,9 @@ async Task<AgentRunResponse> GuardrailMiddleware(IEnumerable<ChatMessage> messag
 }
 
 // This middleware handles Human in the loop console interaction for any user approval required during function calling.
-async Task<AgentRunResponse> ConsolePromptingApprovalMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
+async Task<AgentResponse> ConsolePromptingApprovalMiddleware(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
 {
-    AgentRunResponse response = await innerAgent.RunAsync(messages, thread, options, cancellationToken);
+    AgentResponse response = await innerAgent.RunAsync(messages, thread, options, cancellationToken);
 
     List<UserInputRequestContent> userInputRequests = response.UserInputRequests.ToList();
 

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step14_CodeInterpreter/Program.cs

@@ -49,10 +49,10 @@ AIAgent agentOption2 = await aiProjectClient.CreateAIAgentAsync(
 
 // Either invoke option1 or option2 agent, should have same result
 // Option 1
-AgentRunResponse response = await agentOption1.RunAsync("I need to solve the equation sin(x) + x^2 = 42");
+AgentResponse response = await agentOption1.RunAsync("I need to solve the equation sin(x) + x^2 = 42");
 
 // Option 2
-// AgentRunResponse response = await agentOption2.RunAsync("I need to solve the equation sin(x) + x^2 = 42");
+// AgentResponse response = await agentOption2.RunAsync("I need to solve the equation sin(x) + x^2 = 42");
 
 // Get the CodeInterpreterToolCallContent
 CodeInterpreterToolCallContent? toolCallContent = response.Messages.SelectMany(m => m.Contents).OfType<CodeInterpreterToolCallContent>().FirstOrDefault();

dotnet/samples/GettingStarted/FoundryAgents/FoundryAgents_Step15_ComputerUse/Program.cs

@@ -93,7 +93,7 @@ internal sealed class Program
         // Initial request with screenshot - start with Bing search page
         Console.WriteLine("Starting computer automation session (initial screenshot: cua_browser_search.png)...");
 
-        AgentRunResponse runResponse = await agent.RunAsync(message, thread: thread, options: runOptions);
+        AgentResponse response = await agent.RunAsync(message, thread: thread, options: runOptions);
 
         // Main interaction loop
         const int MaxIterations = 10;
@@ -105,7 +105,7 @@ internal sealed class Program
         while (true)
         {
             // Poll until the response is complete.
-            while (runResponse.ContinuationToken is { } token)
+            while (response.ContinuationToken is { } token)
             {
                 // Wait before polling again.
                 await Task.Delay(TimeSpan.FromSeconds(2));
@@ -113,10 +113,10 @@ internal sealed class Program
                 // Continue with the token.
                 runOptions.ContinuationToken = token;
 
-                runResponse = await agent.RunAsync(thread, runOptions);
+                response = await agent.RunAsync(thread, runOptions);
             }
 
-            Console.WriteLine($"Agent response received (ID: {runResponse.ResponseId})");
+            Console.WriteLine($"Agent response received (ID: {response.ResponseId})");
 
             if (iteration >= MaxIterations)
             {
@@ -128,7 +128,7 @@ internal sealed class Program
             Console.WriteLine($"\n--- Iteration {iteration} ---");
 
             // Check for computer calls in the response
-            IEnumerable<ComputerCallResponseItem> computerCallResponseItems = runResponse.Messages
+            IEnumerable<ComputerCallResponseItem> computerCallResponseItems = response.Messages
                 .SelectMany(x => x.Contents)
                 .Where(c => c.RawRepresentation is ComputerCallResponseItem and not null)
                 .Select(c => (ComputerCallResponseItem)c.RawRepresentation!);
@@ -137,7 +137,7 @@ internal sealed class Program
             if (firstComputerCall is null)
             {
                 Console.WriteLine("No computer call actions found. Ending interaction.");
-                Console.WriteLine($"Final Response: {runResponse}");
+                Console.WriteLine($"Final Response: {response}");
                 break;
             }
 
@@ -168,7 +168,7 @@ internal sealed class Program
 
             // Follow-up message with action result and new screenshot
             message = new(ChatRole.User, [content]);
-            runResponse = await agent.RunAsync(message, thread: thread, options: runOptions);
+            response = await agent.RunAsync(message, thread: thread, options: runOptions);
         }
     }
 }

dotnet/samples/GettingStarted/Workflows/Agents/WorkflowAsAnAgent/Program.cs

@@ -58,8 +58,8 @@ public static class Program
         // re-render all messages on each update.
         static async Task ProcessInputAsync(AIAgent agent, AgentThread thread, string input)
         {
-            Dictionary<string, List<AgentRunResponseUpdate>> buffer = [];
-            await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(input, thread))
+            Dictionary<string, List<AgentResponseUpdate>> buffer = [];
+            await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(input, thread))
             {
                 if (update.MessageId is null || string.IsNullOrEmpty(update.Text))
                 {
@@ -68,7 +68,7 @@ public static class Program
                 }
                 Console.Clear();
 
-                if (!buffer.TryGetValue(update.MessageId, out List<AgentRunResponseUpdate>? value))
+                if (!buffer.TryGetValue(update.MessageId, out List<AgentResponseUpdate>? value))
                 {
                     value = [];
                     buffer[update.MessageId] = value;

dotnet/samples/GettingStarted/Workflows/Declarative/ExecuteCode/Generated.cs

@@ -65,7 +65,7 @@ public static class SampleWorkflowProvider
             bool autoSend = true;
             IList<ChatMessage>? inputMessages = null;
 
-            AgentRunResponse agentResponse =
+            AgentResponse agentResponse =
                 await InvokeAgentAsync(
                     context,
                     agentName,
@@ -102,7 +102,7 @@ public static class SampleWorkflowProvider
             bool autoSend = false;
             IList<ChatMessage>? inputMessages = null;
 
-            AgentRunResponse agentResponse =
+            AgentResponse agentResponse =
                 await InvokeAgentAsync(
                     context,
                     agentName,
@@ -175,7 +175,7 @@ public static class SampleWorkflowProvider
                     GOLD STAR!
                     """
                 );
-            AgentRunResponse response = new([new ChatMessage(ChatRole.Assistant, activityText)]);
+            AgentResponse response = new([new ChatMessage(ChatRole.Assistant, activityText)]);
             await context.AddEventAsync(new AgentRunResponseEvent(this.Id, response)).ConfigureAwait(false);
 
             return default;
@@ -196,7 +196,7 @@ public static class SampleWorkflowProvider
                     Let's try again later...
                     """
                 );
-            AgentRunResponse response = new([new ChatMessage(ChatRole.Assistant, activityText)]);
+            AgentResponse response = new([new ChatMessage(ChatRole.Assistant, activityText)]);
             await context.AddEventAsync(new AgentRunResponseEvent(this.Id, response)).ConfigureAwait(false);
 
             return default;

dotnet/samples/GettingStarted/Workflows/Declarative/HostedWorkflow/Program.cs

@@ -65,10 +65,10 @@ internal sealed class Program
             };
         ChatClientAgentRunOptions runOptions = new(chatOptions);
 
-        IAsyncEnumerable<AgentRunResponseUpdate> agentResponseUpdates = agent.RunStreamingAsync(workflowInput, thread, runOptions);
+        IAsyncEnumerable<AgentResponseUpdate> agentResponseUpdates = agent.RunStreamingAsync(workflowInput, thread, runOptions);
 
         string? lastMessageId = null;
-        await foreach (AgentRunResponseUpdate responseUpdate in agentResponseUpdates)
+        await foreach (AgentResponseUpdate responseUpdate in agentResponseUpdates)
         {
             if (responseUpdate.MessageId != lastMessageId)
             {

dotnet/samples/GettingStarted/Workflows/Observability/WorkflowAsAnAgent/Program.cs

@@ -111,8 +111,8 @@ public static class Program
         // re-render all messages on each update.
         static async Task ProcessInputAsync(AIAgent agent, AgentThread thread, string input)
         {
-            Dictionary<string, List<AgentRunResponseUpdate>> buffer = [];
-            await foreach (AgentRunResponseUpdate update in agent.RunStreamingAsync(input, thread))
+            Dictionary<string, List<AgentResponseUpdate>> buffer = [];
+            await foreach (AgentResponseUpdate update in agent.RunStreamingAsync(input, thread))
             {
                 if (update.MessageId is null || string.IsNullOrEmpty(update.Text))
                 {
@@ -121,7 +121,7 @@ public static class Program
                 }
                 Console.Clear();
 
-                if (!buffer.TryGetValue(update.MessageId, out List<AgentRunResponseUpdate>? value))
+                if (!buffer.TryGetValue(update.MessageId, out List<AgentResponseUpdate>? value))
                 {
                     value = [];
                     buffer[update.MessageId] = value;

dotnet/samples/GettingStarted/Workflows/_Foundational/08_WriterCriticWorkflow/Program.cs

@@ -254,7 +254,7 @@ internal sealed class WriterExecutor : Executor
         Console.WriteLine($"\n=== Writer (Iteration {state.Iteration}) ===\n");
 
         StringBuilder sb = new();
-        await foreach (AgentRunResponseUpdate update in this._agent.RunStreamingAsync(message, cancellationToken: cancellationToken))
+        await foreach (AgentResponseUpdate update in this._agent.RunStreamingAsync(message, cancellationToken: cancellationToken))
         {
             if (!string.IsNullOrEmpty(update.Text))
             {
@@ -313,10 +313,10 @@ internal sealed class CriticExecutor : Executor<ChatMessage, CriticDecision>
         Console.WriteLine($"=== Critic (Iteration {state.Iteration}) ===\n");
 
         // Use RunStreamingAsync to get streaming updates, then deserialize at the end
-        IAsyncEnumerable<AgentRunResponseUpdate> updates = this._agent.RunStreamingAsync(message, cancellationToken: cancellationToken);
+        IAsyncEnumerable<AgentResponseUpdate> updates = this._agent.RunStreamingAsync(message, cancellationToken: cancellationToken);
 
         // Stream the output in real-time (for any rationale/explanation)
-        await foreach (AgentRunResponseUpdate update in updates)
+        await foreach (AgentResponseUpdate update in updates)
         {
             if (!string.IsNullOrEmpty(update.Text))
             {
@@ -326,7 +326,7 @@ internal sealed class CriticExecutor : Executor<ChatMessage, CriticDecision>
         Console.WriteLine("\n");
 
         // Convert the stream to a response and deserialize the structured output
-        AgentRunResponse response = await updates.ToAgentRunResponseAsync(cancellationToken);
+        AgentResponse response = await updates.ToAgentResponseAsync(cancellationToken);
         CriticDecision decision = response.Deserialize<CriticDecision>(JsonSerializerOptions.Web);
 
         Console.WriteLine($"Decision: {(decision.Approved ? "✅ APPROVED" : "❌ NEEDS REVISION")}");
@@ -394,7 +394,7 @@ internal sealed class SummaryExecutor : Executor<CriticDecision, ChatMessage>
         string prompt = $"Present this approved content:\n\n{message.Content}";
 
         StringBuilder sb = new();
-        await foreach (AgentRunResponseUpdate update in this._agent.RunStreamingAsync(new ChatMessage(ChatRole.User, prompt), cancellationToken: cancellationToken))
+        await foreach (AgentResponseUpdate update in this._agent.RunStreamingAsync(new ChatMessage(ChatRole.User, prompt), cancellationToken: cancellationToken))
         {
             if (!string.IsNullOrEmpty(update.Text))
             {

dotnet/samples/M365Agent/AFAgentApplication.cs

@@ -49,16 +49,16 @@ internal sealed class AFAgentApplication : AgentApplication
         ChatMessage chatMessage = HandleUserInput(turnContext);
 
         // Invoke the WeatherForecastAgent to process the message
-        AgentRunResponse agentRunResponse = await this._agent.RunAsync(chatMessage, agentThread, cancellationToken: cancellationToken);
+        AgentResponse agentResponse = await this._agent.RunAsync(chatMessage, agentThread, cancellationToken: cancellationToken);
 
         // Check for any user input requests in the response
         // and turn them into adaptive cards in the streaming response.
         List<Attachment>? attachments = null;
-        HandleUserInputRequests(agentRunResponse, ref attachments);
+        HandleUserInputRequests(agentResponse, ref attachments);
 
         // Check for Adaptive Card content in the response messages
         // and return them appropriately in the response.
-        var adaptiveCards = agentRunResponse.Messages.SelectMany(x => x.Contents).OfType<AdaptiveCardAIContent>().ToList();
+        var adaptiveCards = agentResponse.Messages.SelectMany(x => x.Contents).OfType<AdaptiveCardAIContent>().ToList();
         if (adaptiveCards.Count > 0)
         {
             attachments ??= [];
@@ -70,7 +70,7 @@ internal sealed class AFAgentApplication : AgentApplication
         }
         else
         {
-            turnContext.StreamingResponse.QueueTextChunk(agentRunResponse.Text);
+            turnContext.StreamingResponse.QueueTextChunk(agentResponse.Text);
         }
 
         // If created any adaptive cards, add them to the final message.
@@ -134,9 +134,9 @@ internal sealed class AFAgentApplication : AgentApplication
     /// When the agent returns any user input requests, this method converts them into adaptive cards that
     /// asks the user to approve or deny the requests.
     /// </summary>
-    /// <param name="response">The <see cref="AgentRunResponse"/> that may contain the user input requests.</param>
+    /// <param name="response">The <see cref="AgentResponse"/> that may contain the user input requests.</param>
     /// <param name="attachments">The list of <see cref="Attachment"/> to which the adaptive cards will be added.</param>
-    private static void HandleUserInputRequests(AgentRunResponse response, ref List<Attachment>? attachments)
+    private static void HandleUserInputRequests(AgentResponse response, ref List<Attachment>? attachments)
     {
         var userInputRequests = response.UserInputRequests.ToList();
         if (userInputRequests.Count > 0)

dotnet/samples/M365Agent/Agents/WeatherForecastAgent.cs

@@ -48,7 +48,7 @@ public class WeatherForecastAgent : DelegatingAIAgent
     {
     }
 
-    protected override async Task<AgentRunResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
+    protected override async Task<AgentResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
     {
         var response = await base.RunCoreAsync(messages, thread, options, cancellationToken);
 

dotnet/src/Microsoft.Agents.AI.A2A/A2AAgent.cs

@@ -68,7 +68,7 @@ public sealed class A2AAgent : AIAgent
         => new(new A2AAgentThread(serializedThread, jsonSerializerOptions));
 
     /// <inheritdoc/>
-    protected override async Task<AgentRunResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
+    protected override async Task<AgentResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
     {
         _ = Throw.IfNull(messages);
 
@@ -99,7 +99,7 @@ public sealed class A2AAgent : AIAgent
         {
             UpdateThread(typedThread, message.ContextId);
 
-            return new AgentRunResponse
+            return new AgentResponse
             {
                 AgentId = this.Id,
                 ResponseId = message.MessageId,
@@ -113,7 +113,7 @@ public sealed class A2AAgent : AIAgent
         {
             UpdateThread(typedThread, agentTask.ContextId, agentTask.Id);
 
-            var response = new AgentRunResponse
+            var response = new AgentResponse
             {
                 AgentId = this.Id,
                 ResponseId = agentTask.Id,
@@ -135,7 +135,7 @@ public sealed class A2AAgent : AIAgent
     }
 
     /// <inheritdoc/>
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, [EnumeratorCancellation] CancellationToken cancellationToken = default)
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, [EnumeratorCancellation] CancellationToken cancellationToken = default)
     {
         _ = Throw.IfNull(messages);
 
@@ -291,9 +291,9 @@ public sealed class A2AAgent : AIAgent
         return null;
     }
 
-    private AgentRunResponseUpdate ConvertToAgentResponseUpdate(AgentMessage message)
+    private AgentResponseUpdate ConvertToAgentResponseUpdate(AgentMessage message)
     {
-        return new AgentRunResponseUpdate
+        return new AgentResponseUpdate
         {
             AgentId = this.Id,
             ResponseId = message.MessageId,
@@ -305,9 +305,9 @@ public sealed class A2AAgent : AIAgent
         };
     }
 
-    private AgentRunResponseUpdate ConvertToAgentResponseUpdate(AgentTask task)
+    private AgentResponseUpdate ConvertToAgentResponseUpdate(AgentTask task)
     {
-        return new AgentRunResponseUpdate
+        return new AgentResponseUpdate
         {
             AgentId = this.Id,
             ResponseId = task.Id,
@@ -318,9 +318,9 @@ public sealed class A2AAgent : AIAgent
         };
     }
 
-    private AgentRunResponseUpdate ConvertToAgentResponseUpdate(TaskUpdateEvent taskUpdateEvent)
+    private AgentResponseUpdate ConvertToAgentResponseUpdate(TaskUpdateEvent taskUpdateEvent)
     {
-        AgentRunResponseUpdate responseUpdate = new()
+        AgentResponseUpdate responseUpdate = new()
         {
             AgentId = this.Id,
             ResponseId = taskUpdateEvent.TaskId,

dotnet/src/Microsoft.Agents.AI.Abstractions/AIAgent.cs

@@ -146,12 +146,12 @@ public abstract class AIAgent
     /// </param>
     /// <param name="options">Optional configuration parameters for controlling the agent's invocation behavior.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>A task that represents the asynchronous operation. The task result contains an <see cref="AgentRunResponse"/> with the agent's output.</returns>
+    /// <returns>A task that represents the asynchronous operation. The task result contains an <see cref="AgentResponse"/> with the agent's output.</returns>
     /// <remarks>
     /// This overload is useful when the agent has sufficient context from previous messages in the thread
     /// or from its initial configuration to generate a meaningful response without additional input.
     /// </remarks>
-    public Task<AgentRunResponse> RunAsync(
+    public Task<AgentResponse> RunAsync(
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         CancellationToken cancellationToken = default) =>
@@ -167,13 +167,13 @@ public abstract class AIAgent
     /// </param>
     /// <param name="options">Optional configuration parameters for controlling the agent's invocation behavior.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>A task that represents the asynchronous operation. The task result contains an <see cref="AgentRunResponse"/> with the agent's output.</returns>
+    /// <returns>A task that represents the asynchronous operation. The task result contains an <see cref="AgentResponse"/> with the agent's output.</returns>
     /// <exception cref="ArgumentException"><paramref name="message"/> is <see langword="null"/>, empty, or contains only whitespace.</exception>
     /// <remarks>
     /// The provided text will be wrapped in a <see cref="ChatMessage"/> with the <see cref="ChatRole.User"/> role
     /// before being sent to the agent. This is a convenience method for simple text-based interactions.
     /// </remarks>
-    public Task<AgentRunResponse> RunAsync(
+    public Task<AgentResponse> RunAsync(
         string message,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -194,9 +194,9 @@ public abstract class AIAgent
     /// </param>
     /// <param name="options">Optional configuration parameters for controlling the agent's invocation behavior.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>A task that represents the asynchronous operation. The task result contains an <see cref="AgentRunResponse"/> with the agent's output.</returns>
+    /// <returns>A task that represents the asynchronous operation. The task result contains an <see cref="AgentResponse"/> with the agent's output.</returns>
     /// <exception cref="ArgumentNullException"><paramref name="message"/> is <see langword="null"/>.</exception>
-    public Task<AgentRunResponse> RunAsync(
+    public Task<AgentResponse> RunAsync(
         ChatMessage message,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -217,7 +217,7 @@ public abstract class AIAgent
     /// </param>
     /// <param name="options">Optional configuration parameters for controlling the agent's invocation behavior.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>A task that represents the asynchronous operation. The task result contains an <see cref="AgentRunResponse"/> with the agent's output.</returns>
+    /// <returns>A task that represents the asynchronous operation. The task result contains an <see cref="AgentResponse"/> with the agent's output.</returns>
     /// <remarks>
     /// <para>
     /// This method delegates to <see cref="RunCoreAsync"/> to perform the actual agent invocation. It handles collections of messages,
@@ -229,7 +229,7 @@ public abstract class AIAgent
     /// The agent's response will also be added to <paramref name="thread"/> if one is provided.
     /// </para>
     /// </remarks>
-    public Task<AgentRunResponse> RunAsync(
+    public Task<AgentResponse> RunAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -246,7 +246,7 @@ public abstract class AIAgent
     /// </param>
     /// <param name="options">Optional configuration parameters for controlling the agent's invocation behavior.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>A task that represents the asynchronous operation. The task result contains an <see cref="AgentRunResponse"/> with the agent's output.</returns>
+    /// <returns>A task that represents the asynchronous operation. The task result contains an <see cref="AgentResponse"/> with the agent's output.</returns>
     /// <remarks>
     /// <para>
     /// This is the primary invocation method that implementations must override. It handles collections of messages,
@@ -258,7 +258,7 @@ public abstract class AIAgent
     /// The agent's response will also be added to <paramref name="thread"/> if one is provided.
     /// </para>
     /// </remarks>
-    protected abstract Task<AgentRunResponse> RunCoreAsync(
+    protected abstract Task<AgentResponse> RunCoreAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -273,8 +273,8 @@ public abstract class AIAgent
     /// </param>
     /// <param name="options">Optional configuration parameters for controlling the agent's invocation behavior.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>An asynchronous enumerable of <see cref="AgentRunResponseUpdate"/> instances representing the streaming response.</returns>
-    public IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(
+    /// <returns>An asynchronous enumerable of <see cref="AgentResponseUpdate"/> instances representing the streaming response.</returns>
+    public IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         CancellationToken cancellationToken = default) =>
@@ -290,13 +290,13 @@ public abstract class AIAgent
     /// </param>
     /// <param name="options">Optional configuration parameters for controlling the agent's invocation behavior.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>An asynchronous enumerable of <see cref="AgentRunResponseUpdate"/> instances representing the streaming response.</returns>
+    /// <returns>An asynchronous enumerable of <see cref="AgentResponseUpdate"/> instances representing the streaming response.</returns>
     /// <exception cref="ArgumentException"><paramref name="message"/> is <see langword="null"/>, empty, or contains only whitespace.</exception>
     /// <remarks>
     /// The provided text will be wrapped in a <see cref="ChatMessage"/> with the <see cref="ChatRole.User"/> role.
     /// Streaming invocation provides real-time updates as the agent generates its response.
     /// </remarks>
-    public IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(
+    public IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(
         string message,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -317,9 +317,9 @@ public abstract class AIAgent
     /// </param>
     /// <param name="options">Optional configuration parameters for controlling the agent's invocation behavior.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>An asynchronous enumerable of <see cref="AgentRunResponseUpdate"/> instances representing the streaming response.</returns>
+    /// <returns>An asynchronous enumerable of <see cref="AgentResponseUpdate"/> instances representing the streaming response.</returns>
     /// <exception cref="ArgumentNullException"><paramref name="message"/> is <see langword="null"/>.</exception>
-    public IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(
+    public IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(
         ChatMessage message,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -340,18 +340,18 @@ public abstract class AIAgent
     /// </param>
     /// <param name="options">Optional configuration parameters for controlling the agent's invocation behavior.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>An asynchronous enumerable of <see cref="AgentRunResponseUpdate"/> instances representing the streaming response.</returns>
+    /// <returns>An asynchronous enumerable of <see cref="AgentResponseUpdate"/> instances representing the streaming response.</returns>
     /// <remarks>
     /// <para>
     /// This method delegates to <see cref="RunCoreStreamingAsync"/> to perform the actual streaming invocation. It provides real-time
     /// updates as the agent processes the input and generates its response, enabling more responsive user experiences.
     /// </para>
     /// <para>
-    /// Each <see cref="AgentRunResponseUpdate"/> represents a portion of the complete response, allowing consumers
+    /// Each <see cref="AgentResponseUpdate"/> represents a portion of the complete response, allowing consumers
     /// to display partial results, implement progressive loading, or provide immediate feedback to users.
     /// </para>
     /// </remarks>
-    public IAsyncEnumerable<AgentRunResponseUpdate> RunStreamingAsync(
+    public IAsyncEnumerable<AgentResponseUpdate> RunStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -368,18 +368,18 @@ public abstract class AIAgent
     /// </param>
     /// <param name="options">Optional configuration parameters for controlling the agent's invocation behavior.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>An asynchronous enumerable of <see cref="AgentRunResponseUpdate"/> instances representing the streaming response.</returns>
+    /// <returns>An asynchronous enumerable of <see cref="AgentResponseUpdate"/> instances representing the streaming response.</returns>
     /// <remarks>
     /// <para>
     /// This is the primary streaming invocation method that implementations must override. It provides real-time
     /// updates as the agent processes the input and generates its response, enabling more responsive user experiences.
     /// </para>
     /// <para>
-    /// Each <see cref="AgentRunResponseUpdate"/> represents a portion of the complete response, allowing consumers
+    /// Each <see cref="AgentResponseUpdate"/> represents a portion of the complete response, allowing consumers
     /// to display partial results, implement progressive loading, or provide immediate feedback to users.
     /// </para>
     /// </remarks>
-    protected abstract IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected abstract IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,

dotnet/src/Microsoft.Agents.AI.Abstractions/AgentAbstractionsJsonUtilities.cs

@@ -76,10 +76,10 @@ public static partial class AgentAbstractionsJsonUtilities
 
     // Agent abstraction types
     [JsonSerializable(typeof(AgentRunOptions))]
-    [JsonSerializable(typeof(AgentRunResponse))]
-    [JsonSerializable(typeof(AgentRunResponse[]))]
-    [JsonSerializable(typeof(AgentRunResponseUpdate))]
-    [JsonSerializable(typeof(AgentRunResponseUpdate[]))]
+    [JsonSerializable(typeof(AgentResponse))]
+    [JsonSerializable(typeof(AgentResponse[]))]
+    [JsonSerializable(typeof(AgentResponseUpdate))]
+    [JsonSerializable(typeof(AgentResponseUpdate[]))]
     [JsonSerializable(typeof(ServiceIdAgentThread.ServiceIdAgentThreadState))]
     [JsonSerializable(typeof(InMemoryAgentThread.InMemoryAgentThreadState))]
     [JsonSerializable(typeof(InMemoryChatMessageStore.StoreState))]

dotnet/src/Microsoft.Agents.AI.Abstractions/AgentResponse.cs

@@ -24,30 +24,30 @@ namespace Microsoft.Agents.AI;
 /// </summary>
 /// <remarks>
 /// <para>
-/// <see cref="AgentRunResponse"/> provides one or more response messages and metadata about the response.
+/// <see cref="AgentResponse"/> provides one or more response messages and metadata about the response.
 /// A typical response will contain a single message, however a response may contain multiple messages
 /// in a variety of scenarios. For example, if the agent internally invokes functions or tools, performs
 /// RAG retrievals or has other complex logic, a single run by the agent may produce many messages showing
 /// the intermediate progress that the agent made towards producing the agent result.
 /// </para>
 /// <para>
-/// To get the text result of the response, use the <see cref="Text"/> property or simply call <see cref="ToString()"/> on the <see cref="AgentRunResponse"/>.
+/// To get the text result of the response, use the <see cref="Text"/> property or simply call <see cref="ToString()"/> on the <see cref="AgentResponse"/>.
 /// </para>
 /// </remarks>
-public class AgentRunResponse
+public class AgentResponse
 {
     /// <summary>The response messages.</summary>
     private IList<ChatMessage>? _messages;
 
-    /// <summary>Initializes a new instance of the <see cref="AgentRunResponse"/> class.</summary>
-    public AgentRunResponse()
+    /// <summary>Initializes a new instance of the <see cref="AgentResponse"/> class.</summary>
+    public AgentResponse()
     {
     }
 
-    /// <summary>Initializes a new instance of the <see cref="AgentRunResponse"/> class.</summary>
+    /// <summary>Initializes a new instance of the <see cref="AgentResponse"/> class.</summary>
     /// <param name="message">The response message to include in this response.</param>
     /// <exception cref="ArgumentNullException"><paramref name="message"/> is <see langword="null"/>.</exception>
-    public AgentRunResponse(ChatMessage message)
+    public AgentResponse(ChatMessage message)
     {
         _ = Throw.IfNull(message);
 
@@ -55,16 +55,16 @@ public class AgentRunResponse
     }
 
     /// <summary>
-    /// Initializes a new instance of the <see cref="AgentRunResponse"/> class from an existing <see cref="ChatResponse"/>.
+    /// Initializes a new instance of the <see cref="AgentResponse"/> class from an existing <see cref="ChatResponse"/>.
     /// </summary>
-    /// <param name="response">The <see cref="ChatResponse"/> from which to populate this <see cref="AgentRunResponse"/>.</param>
+    /// <param name="response">The <see cref="ChatResponse"/> from which to populate this <see cref="AgentResponse"/>.</param>
     /// <exception cref="ArgumentNullException"><paramref name="response"/> is <see langword="null"/>.</exception>
     /// <remarks>
     /// This constructor creates an agent response that wraps an existing <see cref="ChatResponse"/>, preserving all
     /// metadata and storing the original response in <see cref="RawRepresentation"/> for access to
     /// the underlying implementation details.
     /// </remarks>
-    public AgentRunResponse(ChatResponse response)
+    public AgentResponse(ChatResponse response)
     {
         _ = Throw.IfNull(response);
 
@@ -78,10 +78,10 @@ public class AgentRunResponse
     }
 
     /// <summary>
-    /// Initializes a new instance of the <see cref="AgentRunResponse"/> class with the specified collection of messages.
+    /// Initializes a new instance of the <see cref="AgentResponse"/> class with the specified collection of messages.
     /// </summary>
     /// <param name="messages">The collection of response messages, or <see langword="null"/> to create an empty response.</param>
-    public AgentRunResponse(IList<ChatMessage>? messages)
+    public AgentResponse(IList<ChatMessage>? messages)
     {
         this._messages = messages;
     }
@@ -201,7 +201,7 @@ public class AgentRunResponse
 
     /// <summary>Gets or sets the raw representation of the run response from an underlying implementation.</summary>
     /// <remarks>
-    /// If a <see cref="AgentRunResponse"/> is created to represent some underlying object from another object
+    /// If a <see cref="AgentResponse"/> is created to represent some underlying object from another object
     /// model, this property can be used to store that original object. This can be useful for debugging or
     /// for enabling a consumer to access the underlying object model if needed.
     /// </remarks>
@@ -226,11 +226,11 @@ public class AgentRunResponse
     public override string ToString() => this.Text;
 
     /// <summary>
-    /// Converts this <see cref="AgentRunResponse"/> into a collection of <see cref="AgentRunResponseUpdate"/> instances
+    /// Converts this <see cref="AgentResponse"/> into a collection of <see cref="AgentResponseUpdate"/> instances
     /// suitable for streaming scenarios.
     /// </summary>
     /// <returns>
-    /// An array of <see cref="AgentRunResponseUpdate"/> instances that collectively represent
+    /// An array of <see cref="AgentResponseUpdate"/> instances that collectively represent
     /// the same information as this response.
     /// </returns>
     /// <remarks>
@@ -245,12 +245,12 @@ public class AgentRunResponse
     /// original message sequence.
     /// </para>
     /// </remarks>
-    public AgentRunResponseUpdate[] ToAgentRunResponseUpdates()
+    public AgentResponseUpdate[] ToAgentResponseUpdates()
     {
-        AgentRunResponseUpdate? extra = null;
+        AgentResponseUpdate? extra = null;
         if (this.AdditionalProperties is not null || this.Usage is not null)
         {
-            extra = new AgentRunResponseUpdate
+            extra = new AgentResponseUpdate
             {
                 AdditionalProperties = this.AdditionalProperties,
             };
@@ -262,13 +262,13 @@ public class AgentRunResponse
         }
 
         int messageCount = this._messages?.Count ?? 0;
-        var updates = new AgentRunResponseUpdate[messageCount + (extra is not null ? 1 : 0)];
+        var updates = new AgentResponseUpdate[messageCount + (extra is not null ? 1 : 0)];
 
         int i;
         for (i = 0; i < messageCount; i++)
         {
             ChatMessage message = this._messages![i];
-            updates[i] = new AgentRunResponseUpdate
+            updates[i] = new AgentResponseUpdate
             {
                 AdditionalProperties = message.AdditionalProperties,
                 AuthorName = message.AuthorName,

dotnet/src/Microsoft.Agents.AI.Abstractions/AgentResponseExtensions.cs

@@ -11,24 +11,24 @@ using Microsoft.Shared.Diagnostics;
 namespace Microsoft.Agents.AI;
 
 /// <summary>
-/// Provides extension methods for working with <see cref="AgentRunResponse"/> and <see cref="AgentRunResponseUpdate"/> instances.
+/// Provides extension methods for working with <see cref="AgentResponse"/> and <see cref="AgentResponseUpdate"/> instances.
 /// </summary>
-public static class AgentRunResponseExtensions
+public static class AgentResponseExtensions
 {
     /// <summary>
-    /// Creates a <see cref="ChatResponse"/> from an <see cref="AgentRunResponse"/> instance.
+    /// Creates a <see cref="ChatResponse"/> from an <see cref="AgentResponse"/> instance.
     /// </summary>
-    /// <param name="response">The <see cref="AgentRunResponse"/> to convert.</param>
+    /// <param name="response">The <see cref="AgentResponse"/> to convert.</param>
     /// <returns>A <see cref="ChatResponse"/> built from the specified <paramref name="response"/>.</returns>
     /// <exception cref="ArgumentNullException"><paramref name="response"/> is <see langword="null"/>.</exception>
     /// <remarks>
-    /// If the <paramref name="response"/>'s <see cref="AgentRunResponse.RawRepresentation"/> is already a
+    /// If the <paramref name="response"/>'s <see cref="AgentResponse.RawRepresentation"/> is already a
     /// <see cref="ChatResponse"/> instance, that instance is returned directly.
     /// Otherwise, a new <see cref="ChatResponse"/> is created and populated with the data from the <paramref name="response"/>.
-    /// The resulting instance is a shallow copy; any reference-type members (e.g. <see cref="AgentRunResponse.Messages"/>)
+    /// The resulting instance is a shallow copy; any reference-type members (e.g. <see cref="AgentResponse.Messages"/>)
     /// will be shared between the two instances.
     /// </remarks>
-    public static ChatResponse AsChatResponse(this AgentRunResponse response)
+    public static ChatResponse AsChatResponse(this AgentResponse response)
     {
         Throw.IfNull(response);
 
@@ -47,19 +47,19 @@ public static class AgentRunResponseExtensions
     }
 
     /// <summary>
-    /// Creates a <see cref="ChatResponseUpdate"/> from an <see cref="AgentRunResponseUpdate"/> instance.
+    /// Creates a <see cref="ChatResponseUpdate"/> from an <see cref="AgentResponseUpdate"/> instance.
     /// </summary>
-    /// <param name="responseUpdate">The <see cref="AgentRunResponseUpdate"/> to convert.</param>
+    /// <param name="responseUpdate">The <see cref="AgentResponseUpdate"/> to convert.</param>
     /// <returns>A <see cref="ChatResponseUpdate"/> built from the specified <paramref name="responseUpdate"/>.</returns>
     /// <exception cref="ArgumentNullException"><paramref name="responseUpdate"/> is <see langword="null"/>.</exception>
     /// <remarks>
-    /// If the <paramref name="responseUpdate"/>'s <see cref="AgentRunResponseUpdate.RawRepresentation"/> is already a
+    /// If the <paramref name="responseUpdate"/>'s <see cref="AgentResponseUpdate.RawRepresentation"/> is already a
     /// <see cref="ChatResponseUpdate"/> instance, that instance is returned directly.
     /// Otherwise, a new <see cref="ChatResponseUpdate"/> is created and populated with the data from the <paramref name="responseUpdate"/>.
-    /// The resulting instance is a shallow copy; any reference-type members (e.g. <see cref="AgentRunResponseUpdate.Contents"/>)
+    /// The resulting instance is a shallow copy; any reference-type members (e.g. <see cref="AgentResponseUpdate.Contents"/>)
     /// will be shared between the two instances.
     /// </remarks>
-    public static ChatResponseUpdate AsChatResponseUpdate(this AgentRunResponseUpdate responseUpdate)
+    public static ChatResponseUpdate AsChatResponseUpdate(this AgentResponseUpdate responseUpdate)
     {
         Throw.IfNull(responseUpdate);
 
@@ -81,17 +81,17 @@ public static class AgentRunResponseExtensions
 
     /// <summary>
     /// Creates an asynchronous enumerable of <see cref="ChatResponseUpdate"/> instances from an asynchronous
-    /// enumerable of <see cref="AgentRunResponseUpdate"/> instances.
+    /// enumerable of <see cref="AgentResponseUpdate"/> instances.
     /// </summary>
-    /// <param name="responseUpdates">The sequence of <see cref="AgentRunResponseUpdate"/> instances to convert.</param>
+    /// <param name="responseUpdates">The sequence of <see cref="AgentResponseUpdate"/> instances to convert.</param>
     /// <returns>An asynchronous enumerable of <see cref="ChatResponseUpdate"/> instances built from <paramref name="responseUpdates"/>.</returns>
     /// <exception cref="ArgumentNullException"><paramref name="responseUpdates"/> is <see langword="null"/>.</exception>
     /// <remarks>
-    /// Each <see cref="AgentRunResponseUpdate"/> is converted to a <see cref="ChatResponseUpdate"/> using
+    /// Each <see cref="AgentResponseUpdate"/> is converted to a <see cref="ChatResponseUpdate"/> using
     /// <see cref="AsChatResponseUpdate"/>.
     /// </remarks>
     public static async IAsyncEnumerable<ChatResponseUpdate> AsChatResponseUpdatesAsync(
-        this IAsyncEnumerable<AgentRunResponseUpdate> responseUpdates)
+        this IAsyncEnumerable<AgentResponseUpdate> responseUpdates)
     {
         Throw.IfNull(responseUpdates);
 
@@ -102,71 +102,71 @@ public static class AgentRunResponseExtensions
     }
 
     /// <summary>
-    /// Combines a sequence of <see cref="AgentRunResponseUpdate"/> instances into a single <see cref="AgentRunResponse"/>.
+    /// Combines a sequence of <see cref="AgentResponseUpdate"/> instances into a single <see cref="AgentResponse"/>.
     /// </summary>
     /// <param name="updates">The sequence of updates to be combined into a single response.</param>
-    /// <returns>A single <see cref="AgentRunResponse"/> that represents the combined state of all the updates.</returns>
+    /// <returns>A single <see cref="AgentResponse"/> that represents the combined state of all the updates.</returns>
     /// <exception cref="ArgumentNullException"><paramref name="updates"/> is <see langword="null"/>.</exception>
     /// <remarks>
-    /// As part of combining <paramref name="updates"/> into a single <see cref="AgentRunResponse"/>, the method will attempt to reconstruct
-    /// <see cref="ChatMessage"/> instances. This includes using <see cref="AgentRunResponseUpdate.MessageId"/> to determine
+    /// As part of combining <paramref name="updates"/> into a single <see cref="AgentResponse"/>, the method will attempt to reconstruct
+    /// <see cref="ChatMessage"/> instances. This includes using <see cref="AgentResponseUpdate.MessageId"/> to determine
     /// message boundaries, as well as coalescing contiguous <see cref="AIContent"/> items where applicable, e.g. multiple
     /// <see cref="TextContent"/> instances in a row may be combined into a single <see cref="TextContent"/>.
     /// </remarks>
-    public static AgentRunResponse ToAgentRunResponse(
-        this IEnumerable<AgentRunResponseUpdate> updates)
+    public static AgentResponse ToAgentResponse(
+        this IEnumerable<AgentResponseUpdate> updates)
     {
         _ = Throw.IfNull(updates);
 
-        AgentRunResponseDetails additionalDetails = new();
+        AgentResponseDetails additionalDetails = new();
         ChatResponse chatResponse =
             AsChatResponseUpdatesWithAdditionalDetails(updates, additionalDetails)
             .ToChatResponse();
 
-        return new AgentRunResponse(chatResponse)
+        return new AgentResponse(chatResponse)
         {
             AgentId = additionalDetails.AgentId,
         };
     }
 
     /// <summary>
-    /// Asynchronously combines a sequence of <see cref="AgentRunResponseUpdate"/> instances into a single <see cref="AgentRunResponse"/>.
+    /// Asynchronously combines a sequence of <see cref="AgentResponseUpdate"/> instances into a single <see cref="AgentResponse"/>.
     /// </summary>
     /// <param name="updates">The asynchronous sequence of updates to be combined into a single response.</param>
     /// <param name="cancellationToken">The <see cref="CancellationToken"/> to monitor for cancellation requests. The default is <see cref="CancellationToken.None"/>.</param>
-    /// <returns>A task that represents the asynchronous operation. The task result contains a single <see cref="AgentRunResponse"/> that represents the combined state of all the updates.</returns>
+    /// <returns>A task that represents the asynchronous operation. The task result contains a single <see cref="AgentResponse"/> that represents the combined state of all the updates.</returns>
     /// <exception cref="ArgumentNullException"><paramref name="updates"/> is <see langword="null"/>.</exception>
     /// <remarks>
     /// <para>
-    /// This is the asynchronous version of <see cref="ToAgentRunResponse(IEnumerable{AgentRunResponseUpdate})"/>.
+    /// This is the asynchronous version of <see cref="ToAgentResponse(IEnumerable{AgentResponseUpdate})"/>.
     /// It performs the same combining logic but operates on an asynchronous enumerable of updates.
     /// </para>
     /// <para>
-    /// As part of combining <paramref name="updates"/> into a single <see cref="AgentRunResponse"/>, the method will attempt to reconstruct
-    /// <see cref="ChatMessage"/> instances. This includes using <see cref="AgentRunResponseUpdate.MessageId"/> to determine
+    /// As part of combining <paramref name="updates"/> into a single <see cref="AgentResponse"/>, the method will attempt to reconstruct
+    /// <see cref="ChatMessage"/> instances. This includes using <see cref="AgentResponseUpdate.MessageId"/> to determine
     /// message boundaries, as well as coalescing contiguous <see cref="AIContent"/> items where applicable, e.g. multiple
     /// <see cref="TextContent"/> instances in a row may be combined into a single <see cref="TextContent"/>.
     /// </para>
     /// </remarks>
-    public static Task<AgentRunResponse> ToAgentRunResponseAsync(
-        this IAsyncEnumerable<AgentRunResponseUpdate> updates,
+    public static Task<AgentResponse> ToAgentResponseAsync(
+        this IAsyncEnumerable<AgentResponseUpdate> updates,
         CancellationToken cancellationToken = default)
     {
         _ = Throw.IfNull(updates);
 
-        return ToAgentRunResponseAsync(updates, cancellationToken);
+        return ToAgentResponseAsync(updates, cancellationToken);
 
-        static async Task<AgentRunResponse> ToAgentRunResponseAsync(
-            IAsyncEnumerable<AgentRunResponseUpdate> updates,
+        static async Task<AgentResponse> ToAgentResponseAsync(
+            IAsyncEnumerable<AgentResponseUpdate> updates,
             CancellationToken cancellationToken)
         {
-            AgentRunResponseDetails additionalDetails = new();
+            AgentResponseDetails additionalDetails = new();
             ChatResponse chatResponse = await
                 AsChatResponseUpdatesWithAdditionalDetailsAsync(updates, additionalDetails, cancellationToken)
                 .ToChatResponseAsync(cancellationToken)
                 .ConfigureAwait(false);
 
-            return new AgentRunResponse(chatResponse)
+            return new AgentResponse(chatResponse)
             {
                 AgentId = additionalDetails.AgentId,
             };
@@ -174,8 +174,8 @@ public static class AgentRunResponseExtensions
     }
 
     private static IEnumerable<ChatResponseUpdate> AsChatResponseUpdatesWithAdditionalDetails(
-        IEnumerable<AgentRunResponseUpdate> updates,
-        AgentRunResponseDetails additionalDetails)
+        IEnumerable<AgentResponseUpdate> updates,
+        AgentResponseDetails additionalDetails)
     {
         foreach (var update in updates)
         {
@@ -185,8 +185,8 @@ public static class AgentRunResponseExtensions
     }
 
     private static async IAsyncEnumerable<ChatResponseUpdate> AsChatResponseUpdatesWithAdditionalDetailsAsync(
-        IAsyncEnumerable<AgentRunResponseUpdate> updates,
-        AgentRunResponseDetails additionalDetails,
+        IAsyncEnumerable<AgentResponseUpdate> updates,
+        AgentResponseDetails additionalDetails,
         [EnumeratorCancellation] CancellationToken cancellationToken)
     {
         await foreach (var update in updates.WithCancellation(cancellationToken).ConfigureAwait(false))
@@ -196,7 +196,7 @@ public static class AgentRunResponseExtensions
         }
     }
 
-    private static void UpdateAdditionalDetails(AgentRunResponseUpdate update, AgentRunResponseDetails details)
+    private static void UpdateAdditionalDetails(AgentResponseUpdate update, AgentResponseDetails details)
     {
         if (update.AgentId is { Length: > 0 })
         {
@@ -204,7 +204,7 @@ public static class AgentRunResponseExtensions
         }
     }
 
-    private sealed class AgentRunResponseDetails
+    private sealed class AgentResponseDetails
     {
         public string? AgentId { get; set; }
     }

dotnet/src/Microsoft.Agents.AI.Abstractions/AgentResponseUpdate.cs

@@ -16,54 +16,54 @@ namespace Microsoft.Agents.AI;
 /// </summary>
 /// <remarks>
 /// <para>
-/// <see cref="AgentRunResponseUpdate"/> is so named because it represents updates
+/// <see cref="AgentResponseUpdate"/> is so named because it represents updates
 /// that layer on each other to form a single agent response. Conceptually, this combines the roles of
-/// <see cref="AgentRunResponse"/> and <see cref="ChatMessage"/> in streaming output.
+/// <see cref="AgentResponse"/> and <see cref="ChatMessage"/> in streaming output.
 /// </para>
 /// <para>
-/// To get the text result of this response chunk, use the <see cref="Text"/> property or simply call <see cref="ToString()"/> on the <see cref="AgentRunResponseUpdate"/>.
+/// To get the text result of this response chunk, use the <see cref="Text"/> property or simply call <see cref="ToString()"/> on the <see cref="AgentResponseUpdate"/>.
 /// </para>
 /// <para>
-/// The relationship between <see cref="AgentRunResponse"/> and <see cref="AgentRunResponseUpdate"/> is
-/// codified in the <see cref="AgentRunResponseExtensions.ToAgentRunResponseAsync"/> and
-/// <see cref="AgentRunResponse.ToAgentRunResponseUpdates"/>, which enable bidirectional conversions
+/// The relationship between <see cref="AgentResponse"/> and <see cref="AgentResponseUpdate"/> is
+/// codified in the <see cref="AgentResponseExtensions.ToAgentResponseAsync"/> and
+/// <see cref="AgentResponse.ToAgentResponseUpdates"/>, which enable bidirectional conversions
 /// between the two. Note, however, that the provided conversions may be lossy, for example if multiple
 /// updates all have different <see cref="RawRepresentation"/> objects whereas there's only one slot for
-/// such an object available in <see cref="AgentRunResponse.RawRepresentation"/>.
+/// such an object available in <see cref="AgentResponse.RawRepresentation"/>.
 /// </para>
 /// </remarks>
 [DebuggerDisplay("[{Role}] {ContentForDebuggerDisplay}{EllipsesForDebuggerDisplay,nq}")]
-public class AgentRunResponseUpdate
+public class AgentResponseUpdate
 {
     /// <summary>The response update content items.</summary>
     private IList<AIContent>? _contents;
 
-    /// <summary>Initializes a new instance of the <see cref="AgentRunResponseUpdate"/> class.</summary>
+    /// <summary>Initializes a new instance of the <see cref="AgentResponseUpdate"/> class.</summary>
     [JsonConstructor]
-    public AgentRunResponseUpdate()
+    public AgentResponseUpdate()
     {
     }
 
-    /// <summary>Initializes a new instance of the <see cref="AgentRunResponseUpdate"/> class.</summary>
+    /// <summary>Initializes a new instance of the <see cref="AgentResponseUpdate"/> class.</summary>
     /// <param name="role">The role of the author of the update.</param>
     /// <param name="content">The text content of the update.</param>
-    public AgentRunResponseUpdate(ChatRole? role, string? content)
+    public AgentResponseUpdate(ChatRole? role, string? content)
         : this(role, content is null ? null : [new TextContent(content)])
     {
     }
 
-    /// <summary>Initializes a new instance of the <see cref="AgentRunResponseUpdate"/> class.</summary>
+    /// <summary>Initializes a new instance of the <see cref="AgentResponseUpdate"/> class.</summary>
     /// <param name="role">The role of the author of the update.</param>
     /// <param name="contents">The contents of the update.</param>
-    public AgentRunResponseUpdate(ChatRole? role, IList<AIContent>? contents)
+    public AgentResponseUpdate(ChatRole? role, IList<AIContent>? contents)
     {
         this.Role = role;
         this._contents = contents;
     }
 
-    /// <summary>Initializes a new instance of the <see cref="AgentRunResponseUpdate"/> class.</summary>
-    /// <param name="chatResponseUpdate">The <see cref="ChatResponseUpdate"/> from which to seed this <see cref="AgentRunResponseUpdate"/>.</param>
-    public AgentRunResponseUpdate(ChatResponseUpdate chatResponseUpdate)
+    /// <summary>Initializes a new instance of the <see cref="AgentResponseUpdate"/> class.</summary>
+    /// <param name="chatResponseUpdate">The <see cref="ChatResponseUpdate"/> from which to seed this <see cref="AgentResponseUpdate"/>.</param>
+    public AgentResponseUpdate(ChatResponseUpdate chatResponseUpdate)
     {
         _ = Throw.IfNull(chatResponseUpdate);
 
@@ -112,7 +112,7 @@ public class AgentRunResponseUpdate
 
     /// <summary>Gets or sets the raw representation of the response update from an underlying implementation.</summary>
     /// <remarks>
-    /// If a <see cref="AgentRunResponseUpdate"/> is created to represent some underlying object from another object
+    /// If a <see cref="AgentResponseUpdate"/> is created to represent some underlying object from another object
     /// model, this property can be used to store that original object. This can be useful for debugging or
     /// for enabling a consumer to access the underlying object model if needed.
     /// </remarks>
@@ -136,8 +136,8 @@ public class AgentRunResponseUpdate
     /// Some providers may consider streaming responses to be a single message, and in that case
     /// the value of this property may be the same as the response ID.
     ///
-    /// This value is used when <see cref="AgentRunResponseExtensions.ToAgentRunResponseAsync(IAsyncEnumerable{AgentRunResponseUpdate}, System.Threading.CancellationToken)"/>
-    /// groups <see cref="AgentRunResponseUpdate"/> instances into <see cref="AgentRunResponse"/> instances.
+    /// This value is used when <see cref="AgentResponseExtensions.ToAgentResponseAsync(IAsyncEnumerable{AgentResponseUpdate}, System.Threading.CancellationToken)"/>
+    /// groups <see cref="AgentResponseUpdate"/> instances into <see cref="AgentResponse"/> instances.
     /// The value must be unique to each call to the underlying provider, and must be shared by
     /// all updates that are part of the same logical message within a streaming response.
     /// </remarks>

dotnet/src/Microsoft.Agents.AI.Abstractions/AgentResponse{T}.cs

@@ -8,18 +8,18 @@ namespace Microsoft.Agents.AI;
 /// Represents the response of the specified type <typeparamref name="T"/> to an <see cref="AIAgent"/> run request.
 /// </summary>
 /// <typeparam name="T">The type of value expected from the agent.</typeparam>
-public abstract class AgentRunResponse<T> : AgentRunResponse
+public abstract class AgentResponse<T> : AgentResponse
 {
-    /// <summary>Initializes a new instance of the <see cref="AgentRunResponse{T}"/> class.</summary>
-    protected AgentRunResponse()
+    /// <summary>Initializes a new instance of the <see cref="AgentResponse{T}"/> class.</summary>
+    protected AgentResponse()
     {
     }
 
     /// <summary>
-    /// Initializes a new instance of the <see cref="AgentRunResponse{T}"/> class from an existing <see cref="ChatResponse"/>.
+    /// Initializes a new instance of the <see cref="AgentResponse{T}"/> class from an existing <see cref="ChatResponse"/>.
     /// </summary>
-    /// <param name="response">The <see cref="ChatResponse"/> from which to populate this <see cref="AgentRunResponse{T}"/>.</param>
-    protected AgentRunResponse(ChatResponse response) : base(response)
+    /// <param name="response">The <see cref="ChatResponse"/> from which to populate this <see cref="AgentResponse{T}"/>.</param>
+    protected AgentResponse(ChatResponse response) : base(response)
     {
     }
 

dotnet/src/Microsoft.Agents.AI.Abstractions/AgentRunOptions.cs

@@ -43,10 +43,10 @@ public class AgentRunOptions
     /// This property is used for background responses that can be activated via the <see cref="AllowBackgroundResponses"/>
     /// property if the <see cref="AIAgent"/> implementation supports them.
     /// Streamed background responses, such as those returned by default by <see cref="AIAgent.RunStreamingAsync(AgentThread?, AgentRunOptions?, System.Threading.CancellationToken)"/>
-    /// can be resumed if interrupted. This means that a continuation token obtained from the <see cref="AgentRunResponseUpdate.ContinuationToken"/>
+    /// can be resumed if interrupted. This means that a continuation token obtained from the <see cref="AgentResponseUpdate.ContinuationToken"/>
     /// of an update just before the interruption occurred can be passed to this property to resume the stream from the point of interruption.
     /// Non-streamed background responses, such as those returned by <see cref="AIAgent.RunAsync(AgentThread?, AgentRunOptions?, System.Threading.CancellationToken)"/>,
-    /// can be polled for completion by obtaining the token from the <see cref="AgentRunResponse.ContinuationToken"/> property
+    /// can be polled for completion by obtaining the token from the <see cref="AgentResponse.ContinuationToken"/> property
     /// and passing it via this property on subsequent calls to <see cref="AIAgent.RunAsync(AgentThread?, AgentRunOptions?, System.Threading.CancellationToken)"/>.
     /// </remarks>
     public ResponseContinuationToken? ContinuationToken { get; set; }

dotnet/src/Microsoft.Agents.AI.Abstractions/DelegatingAIAgent.cs

@@ -81,7 +81,7 @@ public abstract class DelegatingAIAgent : AIAgent
         => this.InnerAgent.DeserializeThreadAsync(serializedThread, jsonSerializerOptions, cancellationToken);
 
     /// <inheritdoc />
-    protected override Task<AgentRunResponse> RunCoreAsync(
+    protected override Task<AgentResponse> RunCoreAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -89,7 +89,7 @@ public abstract class DelegatingAIAgent : AIAgent
         => this.InnerAgent.RunAsync(messages, thread, options, cancellationToken);
 
     /// <inheritdoc />
-    protected override IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,

dotnet/src/Microsoft.Agents.AI.CopilotStudio/CopilotStudioAgent.cs

@@ -58,7 +58,7 @@ public class CopilotStudioAgent : AIAgent
         => new(new CopilotStudioAgentThread(serializedThread, jsonSerializerOptions));
 
     /// <inheritdoc/>
-    protected override async Task<AgentRunResponse> RunCoreAsync(
+    protected override async Task<AgentResponse> RunCoreAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -88,7 +88,7 @@ public class CopilotStudioAgent : AIAgent
         // TODO: Review list of ChatResponse properties to ensure we set all availble values.
         // Setting ResponseId and MessageId end up being particularly important for streaming consumers
         // so that they can tell things like response boundaries.
-        return new AgentRunResponse(responseMessagesList)
+        return new AgentResponse(responseMessagesList)
         {
             AgentId = this.Id,
             ResponseId = responseMessagesList.LastOrDefault()?.MessageId,
@@ -96,7 +96,7 @@ public class CopilotStudioAgent : AIAgent
     }
 
     /// <inheritdoc/>
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -125,7 +125,7 @@ public class CopilotStudioAgent : AIAgent
             // TODO: Review list of ChatResponse properties to ensure we set all availble values.
             // Setting ResponseId and MessageId end up being particularly important for streaming consumers
             // so that they can tell things like response boundaries.
-            yield return new AgentRunResponseUpdate(message.Role, message.Contents)
+            yield return new AgentResponseUpdate(message.Role, message.Contents)
             {
                 AgentId = this.Id,
                 AdditionalProperties = message.AdditionalProperties,

dotnet/src/Microsoft.Agents.AI.DurableTask/AgentEntity.cs

@@ -21,7 +21,7 @@ internal class AgentEntity(IServiceProvider services, CancellationToken cancella
         ? cancellationToken
         : services.GetService<IHostApplicationLifetime>()?.ApplicationStopping ?? CancellationToken.None;
 
-    public Task<AgentRunResponse> RunAgentAsync(RunRequest request)
+    public Task<AgentResponse> RunAgentAsync(RunRequest request)
     {
         return this.Run(request);
     }
@@ -29,7 +29,7 @@ internal class AgentEntity(IServiceProvider services, CancellationToken cancella
     // IDE1006 and VSTHRD200 disabled to allow method name to match the common cross-platform entity operation name.
 #pragma warning disable IDE1006
 #pragma warning disable VSTHRD200
-    public async Task<AgentRunResponse> Run(RunRequest request)
+    public async Task<AgentResponse> Run(RunRequest request)
 #pragma warning restore VSTHRD200
 #pragma warning restore IDE1006
     {
@@ -43,7 +43,7 @@ internal class AgentEntity(IServiceProvider services, CancellationToken cancella
         if (request.Messages.Count == 0)
         {
             logger.LogInformation("Ignoring empty request");
-            return new AgentRunResponse();
+            return new AgentResponse();
         }
 
         this.State.Data.ConversationHistory.Add(DurableAgentStateRequest.FromRunRequest(request));
@@ -65,29 +65,29 @@ internal class AgentEntity(IServiceProvider services, CancellationToken cancella
         try
         {
             // Start the agent response stream
-            IAsyncEnumerable<AgentRunResponseUpdate> responseStream = agentWrapper.RunStreamingAsync(
+            IAsyncEnumerable<AgentResponseUpdate> responseStream = agentWrapper.RunStreamingAsync(
                 this.State.Data.ConversationHistory.SelectMany(e => e.Messages).Select(m => m.ToChatMessage()),
                 await agentWrapper.GetNewThreadAsync(cancellationToken).ConfigureAwait(false),
                 options: null,
                 this._cancellationToken);
 
-            AgentRunResponse response;
+            AgentResponse response;
             if (this._messageHandler is null)
             {
                 // If no message handler is provided, we can just get the full response at once.
                 // This is expected to be the common case for non-interactive agents.
-                response = await responseStream.ToAgentRunResponseAsync(this._cancellationToken);
+                response = await responseStream.ToAgentResponseAsync(this._cancellationToken);
             }
             else
             {
-                List<AgentRunResponseUpdate> responseUpdates = [];
+                List<AgentResponseUpdate> responseUpdates = [];
 
                 // To support interactive chat agents, we need to stream the responses to an IAgentMessageHandler.
                 // The user-provided message handler can be implemented to send the responses to the user.
                 // We assume that only non-empty text updates are useful for the user.
-                async IAsyncEnumerable<AgentRunResponseUpdate> StreamResultsAsync()
+                async IAsyncEnumerable<AgentResponseUpdate> StreamResultsAsync()
                 {
-                    await foreach (AgentRunResponseUpdate update in responseStream)
+                    await foreach (AgentResponseUpdate update in responseStream)
                     {
                         // We need the full response further down, so we piece it together as we go.
                         responseUpdates.Add(update);
@@ -98,12 +98,12 @@ internal class AgentEntity(IServiceProvider services, CancellationToken cancella
                 }
 
                 await this._messageHandler.OnStreamingResponseUpdateAsync(StreamResultsAsync(), this._cancellationToken);
-                response = responseUpdates.ToAgentRunResponse();
+                response = responseUpdates.ToAgentResponse();
             }
 
             // Persist the agent response to the entity state for client polling
             this.State.Data.ConversationHistory.Add(
-                DurableAgentStateResponse.FromRunResponse(request.CorrelationId, response));
+                DurableAgentStateResponse.FromResponse(request.CorrelationId, response));
 
             string responseText = response.Text;
 

dotnet/src/Microsoft.Agents.AI.DurableTask/AgentRunHandle.cs

@@ -44,7 +44,7 @@ internal sealed class AgentRunHandle
     /// <param name="cancellationToken">The cancellation token.</param>
     /// <returns>The agent response corresponding to this request.</returns>
     /// <exception cref="InvalidOperationException">Thrown when the response is not found after polling.</exception>
-    public async Task<AgentRunResponse> ReadAgentResponseAsync(CancellationToken cancellationToken = default)
+    public async Task<AgentResponse> ReadAgentResponseAsync(CancellationToken cancellationToken = default)
     {
         TimeSpan pollInterval = TimeSpan.FromMilliseconds(50); // Start with 50ms
         TimeSpan maxPollInterval = TimeSpan.FromSeconds(3); // Maximum 3 seconds
@@ -69,7 +69,7 @@ internal sealed class AgentRunHandle
                 if (response is not null)
                 {
                     this._logger.LogDonePollingForResponse(this.SessionId, this.CorrelationId);
-                    return response.ToRunResponse();
+                    return response.ToResponse();
                 }
             }
 

dotnet/src/Microsoft.Agents.AI.DurableTask/DurableAIAgent.cs

@@ -65,7 +65,7 @@ public sealed class DurableAIAgent : AIAgent
     /// <exception cref="AgentNotRegisteredException">Thrown when the agent has not been registered.</exception>
     /// <exception cref="ArgumentException">Thrown when the provided thread is not valid for a durable agent.</exception>
     /// <exception cref="NotSupportedException">Thrown when cancellation is requested (cancellation is not supported for durable agents).</exception>
-    protected override async Task<AgentRunResponse> RunCoreAsync(
+    protected override async Task<AgentResponse> RunCoreAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -107,7 +107,7 @@ public sealed class DurableAIAgent : AIAgent
 
         try
         {
-            return await this._context.Entities.CallEntityAsync<AgentRunResponse>(
+            return await this._context.Entities.CallEntityAsync<AgentResponse>(
                 durableThread.SessionId,
                 nameof(AgentEntity.Run),
                 request);
@@ -130,7 +130,7 @@ public sealed class DurableAIAgent : AIAgent
     /// <param name="options">Optional run options.</param>
     /// <param name="cancellationToken">The cancellation token.</param>
     /// <returns>A streaming response enumerable.</returns>
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -138,8 +138,8 @@ public sealed class DurableAIAgent : AIAgent
     {
         // Streaming is not supported for durable agents, so we just return the full response
         // as a single update.
-        AgentRunResponse response = await this.RunAsync(messages, thread, options, cancellationToken);
-        foreach (AgentRunResponseUpdate update in response.ToAgentRunResponseUpdates())
+        AgentResponse response = await this.RunAsync(messages, thread, options, cancellationToken);
+        foreach (AgentResponseUpdate update in response.ToAgentResponseUpdates())
         {
             yield return update;
         }
@@ -162,7 +162,7 @@ public sealed class DurableAIAgent : AIAgent
     /// Thrown when the agent response is empty or cannot be deserialized.
     /// </exception>
     /// <returns>The output from the agent.</returns>
-    public async Task<AgentRunResponse<T>> RunAsync<T>(
+    public async Task<AgentResponse<T>> RunAsync<T>(
         string message,
         AgentThread? thread = null,
         JsonSerializerOptions? serializerOptions = null,
@@ -196,7 +196,7 @@ public sealed class DurableAIAgent : AIAgent
     /// <returns>The output from the agent.</returns>
     [UnconditionalSuppressMessage("Trimming", "IL2026", Justification = "Fallback to reflection-based deserialization is intentional for library flexibility with user-defined types.")]
     [UnconditionalSuppressMessage("ReflectionAnalysis", "IL3050", Justification = "Fallback to reflection-based deserialization is intentional for library flexibility with user-defined types.")]
-    public async Task<AgentRunResponse<T>> RunAsync<T>(
+    public async Task<AgentResponse<T>> RunAsync<T>(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         JsonSerializerOptions? serializerOptions = null,
@@ -223,7 +223,7 @@ public sealed class DurableAIAgent : AIAgent
         // Create the JSON schema for the response type
         durableOptions.ResponseFormat = ChatResponseFormat.ForJsonSchema<T>();
 
-        AgentRunResponse response = await this.RunAsync(messages, thread, durableOptions, cancellationToken);
+        AgentResponse response = await this.RunAsync(messages, thread, durableOptions, cancellationToken);
 
         // Deserialize the response text to the requested type
         if (string.IsNullOrEmpty(response.Text))
@@ -242,11 +242,11 @@ public sealed class DurableAIAgent : AIAgent
             : JsonSerializer.Deserialize<T>(response.Text, serializerOptions))
             ?? throw new InvalidOperationException($"Failed to deserialize agent response to type {typeof(T).Name}.");
 
-        return new DurableAIAgentRunResponse<T>(response, result);
+        return new DurableAIAgentResponse<T>(response, result);
     }
 
-    private sealed class DurableAIAgentRunResponse<T>(AgentRunResponse response, T result)
-        : AgentRunResponse<T>(response.AsChatResponse())
+    private sealed class DurableAIAgentResponse<T>(AgentResponse response, T result)
+        : AgentResponse<T>(response.AsChatResponse())
     {
         public override T Result { get; } = result;
     }

dotnet/src/Microsoft.Agents.AI.DurableTask/DurableAIAgentProxy.cs

@@ -23,7 +23,7 @@ internal class DurableAIAgentProxy(string name, IDurableAgentClient agentClient)
         return ValueTask.FromResult<AgentThread>(new DurableAgentThread(AgentSessionId.WithRandomKey(this.Name!)));
     }
 
-    protected override async Task<AgentRunResponse> RunCoreAsync(
+    protected override async Task<AgentResponse> RunCoreAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
@@ -64,13 +64,13 @@ internal class DurableAIAgentProxy(string name, IDurableAgentClient agentClient)
         if (isFireAndForget)
         {
             // If the request is fire and forget, return an empty response.
-            return new AgentRunResponse();
+            return new AgentResponse();
         }
 
         return await agentRunHandle.ReadAgentResponseAsync(cancellationToken);
     }
 
-    protected override IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,

dotnet/src/Microsoft.Agents.AI.DurableTask/DurableAgentJsonUtilities.cs

@@ -20,7 +20,7 @@ namespace Microsoft.Agents.AI.DurableTask;
 /// <item><description><see cref="JsonSerializerDefaults.Web"/> baseline defaults.</description></item>
 /// <item><description><see cref="JsonIgnoreCondition.WhenWritingNull"/> for default null-value suppression.</description></item>
 /// <item><description><see cref="JsonNumberHandling.AllowReadingFromString"/> to tolerate numbers encoded as strings.</description></item>
-/// <item><description>Chained type info resolvers from shared agent abstractions to cover cross-package types (e.g. <see cref="ChatMessage"/>, <see cref="AgentRunResponse"/>).</description></item>
+/// <item><description>Chained type info resolvers from shared agent abstractions to cover cross-package types (e.g. <see cref="ChatMessage"/>, <see cref="AgentResponse"/>).</description></item>
 /// </list>
 /// <para>
 /// Keep the list of <c>[JsonSerializable]</c> types in sync with the Durable Agent data model anytime new state or request/response

dotnet/src/Microsoft.Agents.AI.DurableTask/EntityAgentWrapper.cs

@@ -21,13 +21,13 @@ internal sealed class EntityAgentWrapper(
     // The ID of the agent is always the entity ID.
     protected override string? IdCore => this._entityContext.Id.ToString();
 
-    protected override async Task<AgentRunResponse> RunCoreAsync(
+    protected override async Task<AgentResponse> RunCoreAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         CancellationToken cancellationToken = default)
     {
-        AgentRunResponse response = await base.RunCoreAsync(
+        AgentResponse response = await base.RunCoreAsync(
             messages,
             thread,
             this.GetAgentEntityRunOptions(options),
@@ -37,13 +37,13 @@ internal sealed class EntityAgentWrapper(
         return response;
     }
 
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(
         IEnumerable<ChatMessage> messages,
         AgentThread? thread = null,
         AgentRunOptions? options = null,
         [EnumeratorCancellation] CancellationToken cancellationToken = default)
     {
-        await foreach (AgentRunResponseUpdate update in base.RunCoreStreamingAsync(
+        await foreach (AgentResponseUpdate update in base.RunCoreStreamingAsync(
             messages,
             thread,
             this.GetAgentEntityRunOptions(options),

dotnet/src/Microsoft.Agents.AI.DurableTask/IAgentResponseHandler.cs

@@ -17,7 +17,7 @@ public interface IAgentResponseHandler
     /// Signals that the operation should be cancelled.
     /// </param>
     ValueTask OnStreamingResponseUpdateAsync(
-        IAsyncEnumerable<AgentRunResponseUpdate> messageStream,
+        IAsyncEnumerable<AgentResponseUpdate> messageStream,
         CancellationToken cancellationToken);
 
     /// <summary>
@@ -30,6 +30,6 @@ public interface IAgentResponseHandler
     /// Signals that the operation should be cancelled.
     /// </param>
     ValueTask OnAgentResponseAsync(
-        AgentRunResponse message,
+        AgentResponse message,
         CancellationToken cancellationToken);
 }

dotnet/src/Microsoft.Agents.AI.DurableTask/Microsoft.Agents.AI.DurableTask.csproj

@@ -4,7 +4,7 @@
     <TargetFrameworks>$(TargetFrameworksCore)</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <!-- CA2007: This rule should generally be suppressed in Durable Task libraries -->
-    <!-- MEAI001: UserInputRequestContent is experimental but used in source-generated code for AgentRunResponse -->
+    <!-- MEAI001: UserInputRequestContent is experimental but used in source-generated code for AgentResponse -->
     <NoWarn>$(NoWarn);CA2007;MEAI001</NoWarn>
   </PropertyGroup>
 

dotnet/src/Microsoft.Agents.AI.DurableTask/State/DurableAgentStateResponse.cs

@@ -17,12 +17,12 @@ internal sealed class DurableAgentStateResponse : DurableAgentStateEntry
     public DurableAgentStateUsage? Usage { get; init; }
 
     /// <summary>
-    /// Creates a <see cref="DurableAgentStateResponse"/> from an <see cref="AgentRunResponse"/>.
+    /// Creates a <see cref="DurableAgentStateResponse"/> from an <see cref="AgentResponse"/>.
     /// </summary>
     /// <param name="correlationId">The correlation ID linking this response to its request.</param>
-    /// <param name="response">The <see cref="AgentRunResponse"/> to convert.</param>
+    /// <param name="response">The <see cref="AgentResponse"/> to convert.</param>
     /// <returns>A <see cref="DurableAgentStateResponse"/> representing the original response.</returns>
-    public static DurableAgentStateResponse FromRunResponse(string correlationId, AgentRunResponse response)
+    public static DurableAgentStateResponse FromResponse(string correlationId, AgentResponse response)
     {
         return new DurableAgentStateResponse()
         {
@@ -34,12 +34,12 @@ internal sealed class DurableAgentStateResponse : DurableAgentStateEntry
     }
 
     /// <summary>
-    /// Converts this <see cref="DurableAgentStateResponse"/> back to an <see cref="AgentRunResponse"/>.
+    /// Converts this <see cref="DurableAgentStateResponse"/> back to an <see cref="AgentResponse"/>.
     /// </summary>
-    /// <returns>A <see cref="AgentRunResponse"/> representing this response.</returns>
-    public AgentRunResponse ToRunResponse()
+    /// <returns>A <see cref="AgentResponse"/> representing this response.</returns>
+    public AgentResponse ToResponse()
     {
-        return new AgentRunResponse()
+        return new AgentResponse()
         {
             CreatedAt = this.CreatedAt,
             Messages = this.Messages.Select(m => m.ToChatMessage()).ToList(),

dotnet/src/Microsoft.Agents.AI.Hosting.AzureFunctions/BuiltInFunctions.cs

@@ -119,7 +119,7 @@ internal static class BuiltInFunctions
 
         if (waitForResponse)
         {
-            AgentRunResponse agentResponse = await agentProxy.RunAsync(
+            AgentResponse agentResponse = await agentProxy.RunAsync(
                 message: new ChatMessage(ChatRole.User, message),
                 thread: new DurableAgentThread(sessionId),
                 options: options,
@@ -170,7 +170,7 @@ internal static class BuiltInFunctions
 
         AIAgent agentProxy = client.AsDurableAgentProxy(functionContext, agentName);
 
-        AgentRunResponse agentResponse = await agentProxy.RunAsync(
+        AgentResponse agentResponse = await agentProxy.RunAsync(
             message: new ChatMessage(ChatRole.User, query),
             thread: new DurableAgentThread(sessionId),
             options: null);
@@ -224,7 +224,7 @@ internal static class BuiltInFunctions
         FunctionContext context,
         HttpStatusCode statusCode,
         string threadId,
-        AgentRunResponse agentResponse)
+        AgentResponse agentResponse)
     {
         HttpResponseData response = req.CreateResponse(statusCode);
         response.Headers.Add("x-ms-thread-id", threadId);
@@ -321,7 +321,7 @@ internal static class BuiltInFunctions
     private sealed record AgentRunSuccessResponse(
         [property: JsonPropertyName("status")] int Status,
         [property: JsonPropertyName("thread_id")] string ThreadId,
-        [property: JsonPropertyName("response")] AgentRunResponse Response);
+        [property: JsonPropertyName("response")] AgentResponse Response);
 
     /// <summary>
     /// Represents an accepted (fire-and-forget) agent run response.

dotnet/src/Microsoft.Agents.AI.Hosting.AzureFunctions/README.md

@@ -77,7 +77,7 @@ public static async Task<string> SpamDetectionOrchestration(
     AgentThread spamThread = await spamDetectionAgent.GetNewThreadAsync();
 
     // Step 1: Check if the email is spam
-    AgentRunResponse<DetectionResult> spamDetectionResponse = await spamDetectionAgent.RunAsync<DetectionResult>(
+    AgentResponse<DetectionResult> spamDetectionResponse = await spamDetectionAgent.RunAsync<DetectionResult>(
         message:
             $"""
             Analyze this email for spam content and return a JSON response with 'is_spam' (boolean) and 'reason' (string) fields:
@@ -99,7 +99,7 @@ public static async Task<string> SpamDetectionOrchestration(
         DurableAIAgent emailAssistantAgent = context.GetAgent("EmailAssistantAgent");
         AgentThread emailThread = await emailAssistantAgent.GetNewThreadAsync();
 
-        AgentRunResponse<EmailResponse> emailAssistantResponse = await emailAssistantAgent.RunAsync<EmailResponse>(
+        AgentResponse<EmailResponse> emailAssistantResponse = await emailAssistantAgent.RunAsync<EmailResponse>(
             message:
                 $"""
                 Draft a professional response to this email. Return a JSON response with a 'response' field containing the reply:

dotnet/src/Microsoft.Agents.AI.Hosting.OpenAI/ChatCompletions/AIAgentChatCompletionsProcessor.cs

@@ -70,18 +70,18 @@ internal static class AIAgentChatCompletionsProcessor
             DateTimeOffset? createdAt = null;
             var chunkId = IdGenerator.NewId(prefix: "chatcmpl", delimiter: "-", stringLength: 13);
 
-            await foreach (var agentRunResponseUpdate in agent.RunStreamingAsync(chatMessages, options: options, cancellationToken: cancellationToken).WithCancellation(cancellationToken))
+            await foreach (var agentResponseUpdate in agent.RunStreamingAsync(chatMessages, options: options, cancellationToken: cancellationToken).WithCancellation(cancellationToken))
             {
-                var finishReason = (agentRunResponseUpdate.RawRepresentation is ChatResponseUpdate { FinishReason: not null } chatResponseUpdate)
+                var finishReason = (agentResponseUpdate.RawRepresentation is ChatResponseUpdate { FinishReason: not null } chatResponseUpdate)
                     ? chatResponseUpdate.FinishReason.ToString()
                     : "stop";
 
                 var choiceChunks = new List<ChatCompletionChoiceChunk>();
                 CompletionUsage? usageDetails = null;
 
-                createdAt ??= agentRunResponseUpdate.CreatedAt;
+                createdAt ??= agentResponseUpdate.CreatedAt;
 
-                foreach (var content in agentRunResponseUpdate.Contents)
+                foreach (var content in agentResponseUpdate.Contents)
                 {
                     // usage content is handled separately
                     if (content is UsageContent usageContent && usageContent.Details != null)
@@ -124,7 +124,7 @@ internal static class AIAgentChatCompletionsProcessor
                         continue;
                     }
 
-                    delta.Role = agentRunResponseUpdate.Role?.Value ?? "user";
+                    delta.Role = agentResponseUpdate.Role?.Value ?? "user";
 
                     var choiceChunk = new ChatCompletionChoiceChunk
                     {

dotnet/src/Microsoft.Agents.AI.Hosting.OpenAI/ChatCompletions/AgentResponseExtensions.cs

@@ -12,33 +12,33 @@ namespace Microsoft.Agents.AI.Hosting.OpenAI.ChatCompletions;
 /// <summary>
 /// Extension methods for converting agent responses to ChatCompletion models.
 /// </summary>
-internal static class AgentRunResponseExtensions
+internal static class AgentResponseExtensions
 {
-    public static ChatCompletion ToChatCompletion(this AgentRunResponse agentRunResponse, CreateChatCompletion request)
+    public static ChatCompletion ToChatCompletion(this AgentResponse agentResponse, CreateChatCompletion request)
     {
-        IList<ChatCompletionChoice> choices = agentRunResponse.ToChoices();
+        IList<ChatCompletionChoice> choices = agentResponse.ToChoices();
 
         return new ChatCompletion
         {
             Id = IdGenerator.NewId(prefix: "chatcmpl", delimiter: "-", stringLength: 13),
             Choices = choices,
-            Created = (agentRunResponse.CreatedAt ?? DateTimeOffset.UtcNow).ToUnixTimeSeconds(),
+            Created = (agentResponse.CreatedAt ?? DateTimeOffset.UtcNow).ToUnixTimeSeconds(),
             Model = request.Model,
-            Usage = agentRunResponse.Usage.ToCompletionUsage(),
+            Usage = agentResponse.Usage.ToCompletionUsage(),
             ServiceTier = request.ServiceTier ?? "default"
         };
     }
 
-    public static List<ChatCompletionChoice> ToChoices(this AgentRunResponse agentRunResponse)
+    public static List<ChatCompletionChoice> ToChoices(this AgentResponse agentResponse)
     {
         var chatCompletionChoices = new List<ChatCompletionChoice>();
         var index = 0;
 
-        var finishReason = (agentRunResponse.RawRepresentation is ChatResponse { FinishReason: not null } chatResponse)
+        var finishReason = (agentResponse.RawRepresentation is ChatResponse { FinishReason: not null } chatResponse)
             ? chatResponse.FinishReason.ToString()
             : "stop"; // "stop" is a natural stop point; returning this by-default
 
-        foreach (var message in agentRunResponse.Messages)
+        foreach (var message in agentResponse.Messages)
         {
             foreach (var content in message.Contents)
             {

dotnet/src/Microsoft.Agents.AI.Hosting.OpenAI/Responses/AgentResponseExtensions.cs

@@ -13,19 +13,19 @@ namespace Microsoft.Agents.AI.Hosting.OpenAI.Responses;
 /// <summary>
 /// Extension methods for converting agent responses to Response models.
 /// </summary>
-internal static class AgentRunResponseExtensions
+internal static class AgentResponseExtensions
 {
     private static ChatRole s_DeveloperRole => new("developer");
 
     /// <summary>
-    /// Converts an AgentRunResponse to a Response model.
+    /// Converts an AgentResponse to a Response model.
     /// </summary>
-    /// <param name="agentRunResponse">The agent run response to convert.</param>
+    /// <param name="agentResponse">The agent response to convert.</param>
     /// <param name="request">The original create response request.</param>
     /// <param name="context">The agent invocation context.</param>
     /// <returns>A Response model.</returns>
     public static Response ToResponse(
-        this AgentRunResponse agentRunResponse,
+        this AgentResponse agentResponse,
         CreateResponse request,
         AgentInvocationContext context)
     {
@@ -41,7 +41,7 @@ internal static class AgentRunResponseExtensions
             });
         }
 
-        output.AddRange(agentRunResponse.Messages
+        output.AddRange(agentResponse.Messages
             .SelectMany(msg => msg.ToItemResource(context.IdGenerator, context.JsonSerializerOptions)));
 
         return new Response
@@ -49,7 +49,7 @@ internal static class AgentRunResponseExtensions
             Agent = request.Agent?.ToAgentId(),
             Background = request.Background,
             Conversation = request.Conversation ?? (context.ConversationId != null ? new ConversationReference { Id = context.ConversationId } : null),
-            CreatedAt = (agentRunResponse.CreatedAt ?? DateTimeOffset.UtcNow).ToUnixTimeSeconds(),
+            CreatedAt = (agentResponse.CreatedAt ?? DateTimeOffset.UtcNow).ToUnixTimeSeconds(),
             Error = null,
             Id = context.ResponseId,
             Instructions = request.Instructions,
@@ -74,7 +74,7 @@ internal static class AgentRunResponseExtensions
             TopLogprobs = request.TopLogprobs,
             TopP = request.TopP ?? 1.0,
             Truncation = request.Truncation,
-            Usage = agentRunResponse.Usage.ToResponseUsage(),
+            Usage = agentResponse.Usage.ToResponseUsage(),
 #pragma warning disable CS0618 // Type or member is obsolete
             User = request.User,
 #pragma warning restore CS0618 // Type or member is obsolete

dotnet/src/Microsoft.Agents.AI.Hosting.OpenAI/Responses/AgentResponseUpdateExtensions.cs

@@ -16,12 +16,12 @@ using Microsoft.Extensions.AI;
 namespace Microsoft.Agents.AI.Hosting.OpenAI.Responses;
 
 /// <summary>
-/// Extension methods for <see cref="AgentRunResponseUpdate"/>.
+/// Extension methods for <see cref="AgentResponseUpdate"/>.
 /// </summary>
-internal static class AgentRunResponseUpdateExtensions
+internal static class AgentResponseUpdateExtensions
 {
     /// <summary>
-    /// Converts a stream of <see cref="AgentRunResponseUpdate"/> to stream of <see cref="StreamingResponseEvent"/>.
+    /// Converts a stream of <see cref="AgentResponseUpdate"/> to stream of <see cref="StreamingResponseEvent"/>.
     /// </summary>
     /// <param name="updates">The agent run response updates.</param>
     /// <param name="request">The create response request.</param>
@@ -29,7 +29,7 @@ internal static class AgentRunResponseUpdateExtensions
     /// <param name="cancellationToken">The cancellation token.</param>
     /// <returns>A stream of response events.</returns>
     public static async IAsyncEnumerable<StreamingResponseEvent> ToStreamingResponseAsync(
-        this IAsyncEnumerable<AgentRunResponseUpdate> updates,
+        this IAsyncEnumerable<AgentResponseUpdate> updates,
         CreateResponse request,
         AgentInvocationContext context,
         [EnumeratorCancellation] CancellationToken cancellationToken = default)
@@ -48,7 +48,7 @@ internal static class AgentRunResponseUpdateExtensions
         // Track active item IDs by executor ID to pair invoked/completed/failed events
         Dictionary<string, string> executorItemIds = [];
 
-        AgentRunResponseUpdate? previousUpdate = null;
+        AgentResponseUpdate? previousUpdate = null;
         StreamingEventGenerator? generator = null;
         while (await updateEnumerator.MoveNextAsync().ConfigureAwait(false))
         {
@@ -279,7 +279,7 @@ internal static class AgentRunResponseUpdateExtensions
         }
     }
 
-    private static bool IsSameMessage(AgentRunResponseUpdate? first, AgentRunResponseUpdate? second)
+    private static bool IsSameMessage(AgentResponseUpdate? first, AgentResponseUpdate? second)
     {
         return IsSameValue(first?.MessageId, second?.MessageId)
             && IsSameValue(first?.AuthorName, second?.AuthorName)

dotnet/src/Microsoft.Agents.AI.OpenAI/ChatClient/AsyncStreamingChatCompletionUpdateCollectionResult.cs

@@ -7,9 +7,9 @@ namespace Microsoft.Agents.AI.OpenAI;
 
 internal sealed class AsyncStreamingChatCompletionUpdateCollectionResult : AsyncCollectionResult<StreamingChatCompletionUpdate>
 {
-    private readonly IAsyncEnumerable<AgentRunResponseUpdate> _updates;
+    private readonly IAsyncEnumerable<AgentResponseUpdate> _updates;
 
-    internal AsyncStreamingChatCompletionUpdateCollectionResult(IAsyncEnumerable<AgentRunResponseUpdate> updates)
+    internal AsyncStreamingChatCompletionUpdateCollectionResult(IAsyncEnumerable<AgentResponseUpdate> updates)
     {
         this._updates = updates;
     }
@@ -23,7 +23,7 @@ internal sealed class AsyncStreamingChatCompletionUpdateCollectionResult : Async
 
     protected override IAsyncEnumerable<StreamingChatCompletionUpdate> GetValuesFromPageAsync(ClientResult page)
     {
-        var updates = ((ClientResult<IAsyncEnumerable<AgentRunResponseUpdate>>)page).Value;
+        var updates = ((ClientResult<IAsyncEnumerable<AgentResponseUpdate>>)page).Value;
 
         return updates.AsChatResponseUpdatesAsync().AsOpenAIStreamingChatCompletionUpdatesAsync();
     }

dotnet/src/Microsoft.Agents.AI.OpenAI/ChatClient/AsyncStreamingResponseUpdateCollectionResult.cs

@@ -7,9 +7,9 @@ namespace Microsoft.Agents.AI.OpenAI;
 
 internal sealed class AsyncStreamingResponseUpdateCollectionResult : AsyncCollectionResult<StreamingResponseUpdate>
 {
-    private readonly IAsyncEnumerable<AgentRunResponseUpdate> _updates;
+    private readonly IAsyncEnumerable<AgentResponseUpdate> _updates;
 
-    internal AsyncStreamingResponseUpdateCollectionResult(IAsyncEnumerable<AgentRunResponseUpdate> updates)
+    internal AsyncStreamingResponseUpdateCollectionResult(IAsyncEnumerable<AgentResponseUpdate> updates)
     {
         this._updates = updates;
     }
@@ -23,7 +23,7 @@ internal sealed class AsyncStreamingResponseUpdateCollectionResult : AsyncCollec
 
     protected async override IAsyncEnumerable<StreamingResponseUpdate> GetValuesFromPageAsync(ClientResult page)
     {
-        var updates = ((ClientResult<IAsyncEnumerable<AgentRunResponseUpdate>>)page).Value;
+        var updates = ((ClientResult<IAsyncEnumerable<AgentResponseUpdate>>)page).Value;
 
         await foreach (var update in updates.ConfigureAwait(false))
         {

dotnet/src/Microsoft.Agents.AI.OpenAI/ChatClient/StreamingUpdatePipelineResponse.cs

@@ -55,7 +55,7 @@ internal sealed class StreamingUpdatePipelineResponse : PipelineResponse
         // No resources to dispose.
     }
 
-    internal StreamingUpdatePipelineResponse(IAsyncEnumerable<AgentRunResponseUpdate> updates)
+    internal StreamingUpdatePipelineResponse(IAsyncEnumerable<AgentResponseUpdate> updates)
     {
     }
 

dotnet/src/Microsoft.Agents.AI.OpenAI/Extensions/AIAgentWithOpenAIExtensions.cs

@@ -16,7 +16,7 @@ namespace Microsoft.Agents.AI;
 /// These extensions bridge the gap between the Microsoft Extensions AI framework and the OpenAI SDK,
 /// allowing developers to work with native OpenAI types while leveraging the AI Agent framework.
 /// The methods handle the conversion between OpenAI chat message types and Microsoft Extensions AI types,
-/// and return OpenAI <see cref="ChatCompletion"/> objects directly from the agent's <see cref="AgentRunResponse"/>.
+/// and return OpenAI <see cref="ChatCompletion"/> objects directly from the agent's <see cref="AgentResponse"/>.
 /// </remarks>
 public static class AIAgentWithOpenAIExtensions
 {
@@ -34,7 +34,7 @@ public static class AIAgentWithOpenAIExtensions
     /// <exception cref="NotSupportedException">Thrown when any message in <paramref name="messages"/> has a type that is not supported by the message conversion method.</exception>
     /// <remarks>
     /// This method converts the OpenAI chat messages to the Microsoft Extensions AI format using the appropriate conversion method,
-    /// runs the agent with the converted message collection, and then extracts the native OpenAI <see cref="ChatCompletion"/> from the response using <see cref="AgentRunResponseExtensions.AsOpenAIChatCompletion"/>.
+    /// runs the agent with the converted message collection, and then extracts the native OpenAI <see cref="ChatCompletion"/> from the response using <see cref="AgentResponseExtensions.AsOpenAIChatCompletion"/>.
     /// </remarks>
     public static async Task<ChatCompletion> RunAsync(this AIAgent agent, IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
     {
@@ -60,14 +60,14 @@ public static class AIAgentWithOpenAIExtensions
     /// <exception cref="NotSupportedException">Thrown when the <paramref name="messages"/> type is not supported by the message conversion method.</exception>
     /// <remarks>
     /// This method converts the OpenAI chat messages to the Microsoft Extensions AI format using the appropriate conversion method,
-    /// runs the agent, and then extracts the native OpenAI <see cref="ChatCompletion"/> from the response using <see cref="AgentRunResponseExtensions.AsOpenAIChatCompletion"/>.
+    /// runs the agent, and then extracts the native OpenAI <see cref="ChatCompletion"/> from the response using <see cref="AgentResponseExtensions.AsOpenAIChatCompletion"/>.
     /// </remarks>
     public static AsyncCollectionResult<StreamingChatCompletionUpdate> RunStreamingAsync(this AIAgent agent, IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
     {
         Throw.IfNull(agent);
         Throw.IfNull(messages);
 
-        IAsyncEnumerable<AgentRunResponseUpdate> response = agent.RunStreamingAsync([.. messages.AsChatMessages()], thread, options, cancellationToken);
+        IAsyncEnumerable<AgentResponseUpdate> response = agent.RunStreamingAsync([.. messages.AsChatMessages()], thread, options, cancellationToken);
 
         return new AsyncStreamingChatCompletionUpdateCollectionResult(response);
     }
@@ -86,7 +86,7 @@ public static class AIAgentWithOpenAIExtensions
     /// <exception cref="NotSupportedException">Thrown when any message in <paramref name="messages"/> has a type that is not supported by the message conversion method.</exception>
     /// <remarks>
     /// This method converts the OpenAI response items to the Microsoft Extensions AI format using the appropriate conversion method,
-    /// runs the agent with the converted message collection, and then extracts the native OpenAI <see cref="ResponseResult"/> from the response using <see cref="AgentRunResponseExtensions.AsOpenAIResponse"/>.
+    /// runs the agent with the converted message collection, and then extracts the native OpenAI <see cref="ResponseResult"/> from the response using <see cref="AgentResponseExtensions.AsOpenAIResponse"/>.
     /// </remarks>
     public static async Task<ResponseResult> RunAsync(this AIAgent agent, IEnumerable<ResponseItem> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
     {
@@ -121,7 +121,7 @@ public static class AIAgentWithOpenAIExtensions
         Throw.IfNull(agent);
         Throw.IfNull(messages);
 
-        IAsyncEnumerable<AgentRunResponseUpdate> response = agent.RunStreamingAsync([.. messages.AsChatMessages()], thread, options, cancellationToken);
+        IAsyncEnumerable<AgentResponseUpdate> response = agent.RunStreamingAsync([.. messages.AsChatMessages()], thread, options, cancellationToken);
 
         return new AsyncStreamingResponseUpdateCollectionResult(response);
     }

dotnet/src/Microsoft.Agents.AI.OpenAI/Extensions/AgentResponseExtensions.cs

@@ -8,18 +8,18 @@ using OpenAI.Responses;
 namespace Microsoft.Agents.AI;
 
 /// <summary>
-/// Provides extension methods for <see cref="AgentRunResponse"/> and <see cref="AgentRunResponseUpdate"/> instances to
+/// Provides extension methods for <see cref="AgentResponse"/> and <see cref="AgentResponseUpdate"/> instances to
 /// create or extract native OpenAI response objects from the Microsoft Agent Framework responses.
 /// </summary>
-public static class AgentRunResponseExtensions
+public static class AgentResponseExtensions
 {
     /// <summary>
-    /// Creates or extracts a native OpenAI <see cref="ChatCompletion"/> object from an <see cref="AgentRunResponse"/>.
+    /// Creates or extracts a native OpenAI <see cref="ChatCompletion"/> object from an <see cref="AgentResponse"/>.
     /// </summary>
     /// <param name="response">The agent response.</param>
     /// <returns>The OpenAI <see cref="ChatCompletion"/> object.</returns>
     /// <exception cref="ArgumentNullException"><paramref name="response"/> is <see langword="null"/>.</exception>
-    public static ChatCompletion AsOpenAIChatCompletion(this AgentRunResponse response)
+    public static ChatCompletion AsOpenAIChatCompletion(this AgentResponse response)
     {
         Throw.IfNull(response);
 
@@ -29,12 +29,12 @@ public static class AgentRunResponseExtensions
     }
 
     /// <summary>
-    /// Creates or extracts a native OpenAI <see cref="ResponseResult"/> object from an <see cref="AgentRunResponse"/>.
+    /// Creates or extracts a native OpenAI <see cref="ResponseResult"/> object from an <see cref="AgentResponse"/>.
     /// </summary>
     /// <param name="response">The agent response.</param>
     /// <returns>The OpenAI <see cref="ResponseResult"/> object.</returns>
     /// <exception cref="ArgumentNullException"><paramref name="response"/> is <see langword="null"/>.</exception>
-    public static ResponseResult AsOpenAIResponse(this AgentRunResponse response)
+    public static ResponseResult AsOpenAIResponse(this AgentResponse response)
     {
         Throw.IfNull(response);
 

dotnet/src/Microsoft.Agents.AI.Purview/PurviewAgent.cs

@@ -42,16 +42,16 @@ internal class PurviewAgent : AIAgent, IDisposable
     }
 
     /// <inheritdoc/>
-    protected override Task<AgentRunResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
+    protected override Task<AgentResponse> RunCoreAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, CancellationToken cancellationToken = default)
     {
         return this._purviewWrapper.ProcessAgentContentAsync(messages, thread, options, this._innerAgent, cancellationToken);
     }
 
     /// <inheritdoc/>
-    protected override async IAsyncEnumerable<AgentRunResponseUpdate> RunCoreStreamingAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, [EnumeratorCancellation] CancellationToken cancellationToken = default)
+    protected override async IAsyncEnumerable<AgentResponseUpdate> RunCoreStreamingAsync(IEnumerable<ChatMessage> messages, AgentThread? thread = null, AgentRunOptions? options = null, [EnumeratorCancellation] CancellationToken cancellationToken = default)
     {
         var response = await this._purviewWrapper.ProcessAgentContentAsync(messages, thread, options, this._innerAgent, cancellationToken).ConfigureAwait(false);
-        foreach (var update in response.ToAgentRunResponseUpdates())
+        foreach (var update in response.ToAgentResponseUpdates())
         {
             yield return update;
         }

dotnet/src/Microsoft.Agents.AI.Purview/PurviewWrapper.cs

@@ -134,7 +134,7 @@ internal sealed class PurviewWrapper : IDisposable
     /// <param name="innerAgent">The wrapped agent.</param>
     /// <param name="cancellationToken">The cancellation token used to interrupt async operations.</param>
     /// <returns>The agent's response. This could be the response from the agent or a message indicating that Purview has blocked the prompt or response.</returns>
-    public async Task<AgentRunResponse> ProcessAgentContentAsync(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
+    public async Task<AgentResponse> ProcessAgentContentAsync(IEnumerable<ChatMessage> messages, AgentThread? thread, AgentRunOptions? options, AIAgent innerAgent, CancellationToken cancellationToken)
     {
         string threadId = GetThreadIdFromAgentThread(thread, messages);
 
@@ -151,7 +151,7 @@ internal sealed class PurviewWrapper : IDisposable
                     this._logger.LogInformation("Prompt blocked by policy. Sending message: {Message}", this._purviewSettings.BlockedPromptMessage);
                 }
 
-                return new AgentRunResponse(new ChatMessage(ChatRole.System, this._purviewSettings.BlockedPromptMessage));
+                return new AgentResponse(new ChatMessage(ChatRole.System, this._purviewSettings.BlockedPromptMessage));
             }
         }
         catch (Exception ex)
@@ -167,7 +167,7 @@ internal sealed class PurviewWrapper : IDisposable
             }
         }
 
-        AgentRunResponse response = await innerAgent.RunAsync(messages, thread, options, cancellationToken).ConfigureAwait(false);
+        AgentResponse response = await innerAgent.RunAsync(messages, thread, options, cancellationToken).ConfigureAwait(false);
 
         try
         {
@@ -180,7 +180,7 @@ internal sealed class PurviewWrapper : IDisposable
                     this._logger.LogInformation("Response blocked by policy. Sending message: {Message}", this._purviewSettings.BlockedResponseMessage);
                 }
 
-                return new AgentRunResponse(new ChatMessage(ChatRole.System, this._purviewSettings.BlockedResponseMessage));
+                return new AgentResponse(new ChatMessage(ChatRole.System, this._purviewSettings.BlockedResponseMessage));
             }
         }
         catch (Exception ex)

dotnet/src/Microsoft.Agents.AI.Purview/README.md

@@ -211,7 +211,7 @@ The policy logic is identical; the only difference is the hook point in the pipe
 
 ## Middleware Lifecycle
 1. Before sending the prompt to the agent, the middleware checks the app and user metadata against Purview's protection scopes and evaluates all the `ChatMessage`s in the prompt.
-2. If the content was blocked, the middleware returns a `ChatResponse` or `AgentRunResponse` containing the `BlockedPromptMessage` text. The blocked content does not get passed to the agent.
+2. If the content was blocked, the middleware returns a `ChatResponse` or `AgentResponse` containing the `BlockedPromptMessage` text. The blocked content does not get passed to the agent.
 3. If the evaluation did not block the content, the middleware passes the prompt data to the agent and waits for a response.
 4. After receiving a response from the agent, the middleware calls Purview again to evaluate the response content.
 5. If the content was blocked, the middleware returns a response containing the `BlockedResponseMessage`.

dotnet/src/Microsoft.Agents.AI.Workflows.Declarative.AzureAI/AzureAgentProvider.cs

@@ -90,7 +90,7 @@ public sealed class AzureAgentProvider(Uri projectEndpoint, TokenCredential proj
     }
 
     /// <inheritdoc/>
-    public override async IAsyncEnumerable<AgentRunResponseUpdate> InvokeAgentAsync(
+    public override async IAsyncEnumerable<AgentResponseUpdate> InvokeAgentAsync(
         string agentId,
         string? agentVersion,
         string? conversationId,
@@ -120,12 +120,12 @@ public sealed class AzureAgentProvider(Uri projectEndpoint, TokenCredential proj
 
         ChatClientAgentRunOptions runOptions = new(chatOptions);
 
-        IAsyncEnumerable<AgentRunResponseUpdate> agentResponse =
+        IAsyncEnumerable<AgentResponseUpdate> agentResponse =
             messages is not null ?
                 agent.RunStreamingAsync([.. messages], null, runOptions, cancellationToken) :
                 agent.RunStreamingAsync([new ChatMessage(ChatRole.User, string.Empty)], null, runOptions, cancellationToken);
 
-        await foreach (AgentRunResponseUpdate update in agentResponse.ConfigureAwait(false))
+        await foreach (AgentResponseUpdate update in agentResponse.ConfigureAwait(false))
         {
             update.AuthorName = agentVersionResult.Name;
             yield return update;

dotnet/src/Microsoft.Agents.AI.Workflows.Declarative/CodeGen/InvokeAzureAgentTemplate.cs

@@ -64,7 +64,7 @@ namespace Microsoft.Agents.AI.Workflows.Declarative.CodeGen
         EvaluateListExpression<ChatMessage>(this.Model.Input?.Messages, "inputMessages");
             this.Write(@"
         
-        AgentRunResponse agentResponse =
+        AgentResponse agentResponse =
             await InvokeAgentAsync(
                 context,
                 agentName,