diff --git a/python/CHANGELOG.md b/python/CHANGELOG.md
index b3bc960d10..0ae7dedd12 100644
--- a/python/CHANGELOG.md
+++ b/python/CHANGELOG.md
@@ -7,6 +7,38 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.3.0] - 2026-05-07
+
+### Added
+- **agent-framework-core**: Add `ClassSkill` for class-based skill definitions with declarative metadata and automatic method discovery ([#5678](https://github.com/microsoft/agent-framework/pull/5678))
+- **agent-framework-core**: Add experimental session-mode harness context provider ([#5611](https://github.com/microsoft/agent-framework/pull/5611))
+- **agent-framework-core**: Add experimental todo-list harness context provider ([#5612](https://github.com/microsoft/agent-framework/pull/5612))
+- **agent-framework-core**: Add experimental memory harness context provider ([#5613](https://github.com/microsoft/agent-framework/pull/5613))
+- **agent-framework-core**: Notify agent of external `AgentModeProvider` mode changes ([#5650](https://github.com/microsoft/agent-framework/pull/5650))
+- **agent-framework-core**: Information-flow control prompt injection defense ([#5331](https://github.com/microsoft/agent-framework/pull/5331))
+- **agent-framework-openai**: Support OpenAI and Gemini `allowed_tools` tool choice ([#5322](https://github.com/microsoft/agent-framework/pull/5322))
+- **agent-framework-openai**: Support GPT-5 verbosity option and restore Foundry `agent_reference` ([#5619](https://github.com/microsoft/agent-framework/pull/5619))
+- **agent-framework-anthropic**: Add `base_url` parameter to `AnthropicClient` and `RawAnthropicClient` ([#5685](https://github.com/microsoft/agent-framework/pull/5685))
+- **agent-framework-foundry-hosting**: Add support for function approval flow in Foundry hosted agent ([#5666](https://github.com/microsoft/agent-framework/pull/5666))
+- **agent-framework-declarative**: Add Python parity for `InvokeMcpTool` in declarative workflow ([#5630](https://github.com/microsoft/agent-framework/pull/5630))
+- **agent-framework-declarative**: Add Python parity for `HttpRequestAction` in declarative workflow ([#5599](https://github.com/microsoft/agent-framework/pull/5599))
+- **agent-framework-claude**, **agent-framework-github-copilot**: Enforce `approval_mode` in Claude and GitHub Copilot agents ([#5562](https://github.com/microsoft/agent-framework/pull/5562))
+- **agent-framework-github-copilot**: Upgrade `github-copilot-sdk` to v1.0.0b2 with `instruction_directories`, `copilot_home`, and runtime options forwarding on session resume ([#5665](https://github.com/microsoft/agent-framework/pull/5665))
+- **samples**: Add hosted agent sample with observability ([#5608](https://github.com/microsoft/agent-framework/pull/5608))
+- **samples**: Add sample for hosted agent with files ([#5596](https://github.com/microsoft/agent-framework/pull/5596))
+
+### Changed
+- **agent-framework-core**: [BREAKING — experimental skills API] Restructure agent skills to use multi-source architecture ([#5584](https://github.com/microsoft/agent-framework/pull/5584))
+- **agent-framework-foundry**: Remove bespoke Foundry toolbox helpers; standardize on MCP for toolbox consumption ([#5671](https://github.com/microsoft/agent-framework/pull/5671))
+
+### Fixed
+- **agent-framework-core**: Fix `MCPStreamableHTTPTool` leaking `asyncio.CancelledError` when MCP server is unreachable ([#5687](https://github.com/microsoft/agent-framework/pull/5687))
+- **agent-framework-openai**: Drop completed `continuation_token` from shared options in tool loop ([#5462](https://github.com/microsoft/agent-framework/pull/5462))
+- **agent-framework-bedrock**: Don't send `toolChoice` when no tools are configured ([#5172](https://github.com/microsoft/agent-framework/pull/5172))
+- **agent-framework-hyperlight**: Fix `WasmSandbox` cross-thread Drop and harden hosted-agent sample ([#5603](https://github.com/microsoft/agent-framework/pull/5603))
+- **agent-framework-devui**: Fix incorrect workflow timings by adding `created_at` to executor events ([#5615](https://github.com/microsoft/agent-framework/pull/5615))
+- **agent-framework-foundry-hosting**: Fix hosted MCP replay producing orphan `function_call_output` ([#5581](https://github.com/microsoft/agent-framework/pull/5581))
+
 ## [1.2.2] - 2026-04-29
 
 ### Added
diff --git a/python/packages/a2a/pyproject.toml b/python/packages/a2a/pyproject.toml
index 4b16767c14..07c8f94fc6 100644
--- a/python/packages/a2a/pyproject.toml
+++ b/python/packages/a2a/pyproject.toml
@@ -4,7 +4,7 @@ description = "A2A integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "a2a-sdk>=0.3.5,<0.3.24",
 ]
 
diff --git a/python/packages/ag-ui/pyproject.toml b/python/packages/ag-ui/pyproject.toml
index c87afb04e3..f26a08745a 100644
--- a/python/packages/ag-ui/pyproject.toml
+++ b/python/packages/ag-ui/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "agent-framework-ag-ui"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 description = "AG-UI protocol integration for Agent Framework"
 readme = "README.md"
 license-files = ["LICENSE"]
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "ag-ui-protocol>=0.1.16,<0.2",
     "fastapi>=0.115.0,<0.133.1",
     "uvicorn[standard]>=0.30.0,<0.42.0"
diff --git a/python/packages/anthropic/pyproject.toml b/python/packages/anthropic/pyproject.toml
index 924cc08b6f..0f31180b0f 100644
--- a/python/packages/anthropic/pyproject.toml
+++ b/python/packages/anthropic/pyproject.toml
@@ -4,7 +4,7 @@ description = "Anthropic integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "anthropic>=0.80.0,<0.80.1",
 ]
 
diff --git a/python/packages/azure-ai-search/pyproject.toml b/python/packages/azure-ai-search/pyproject.toml
index adb7549b0a..c80cc8741d 100644
--- a/python/packages/azure-ai-search/pyproject.toml
+++ b/python/packages/azure-ai-search/pyproject.toml
@@ -4,7 +4,7 @@ description = "Azure AI Search integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "azure-search-documents>=11.7.0b2,<11.7.0b3",
 ]
 
diff --git a/python/packages/azure-contentunderstanding/pyproject.toml b/python/packages/azure-contentunderstanding/pyproject.toml
index 43f4f408ec..c225bf0ec0 100644
--- a/python/packages/azure-contentunderstanding/pyproject.toml
+++ b/python/packages/azure-contentunderstanding/pyproject.toml
@@ -4,7 +4,7 @@ description = "Azure Content Understanding integration for Microsoft Agent Frame
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com" }]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0a260429"
+version = "1.0.0a260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,8 +23,8 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
-    "agent-framework-foundry>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
+    "agent-framework-foundry>=1.3.0,<2",
     "azure-ai-contentunderstanding>=1.0.1,<1.1",
     "aiohttp>=3.9,<4",
     "filetype>=1.2,<2",
diff --git a/python/packages/azure-cosmos/pyproject.toml b/python/packages/azure-cosmos/pyproject.toml
index a23569d5b3..e90060b689 100644
--- a/python/packages/azure-cosmos/pyproject.toml
+++ b/python/packages/azure-cosmos/pyproject.toml
@@ -4,7 +4,7 @@ description = "Azure Cosmos DB history provider integration for Microsoft Agent
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "azure-cosmos>=4.3.0,<5",
 ]
 
diff --git a/python/packages/azurefunctions/pyproject.toml b/python/packages/azurefunctions/pyproject.toml
index 836ea50c1e..ec11852160 100644
--- a/python/packages/azurefunctions/pyproject.toml
+++ b/python/packages/azurefunctions/pyproject.toml
@@ -4,7 +4,7 @@ description = "Azure Functions integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "agent-framework-durabletask",
     "azure-functions>=1.24.0,<2",
     "azure-functions-durable>=1.3.1,<2",
diff --git a/python/packages/bedrock/pyproject.toml b/python/packages/bedrock/pyproject.toml
index c544ee3775..096b1914b6 100644
--- a/python/packages/bedrock/pyproject.toml
+++ b/python/packages/bedrock/pyproject.toml
@@ -4,7 +4,7 @@ description = "Amazon Bedrock integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "boto3>=1.35.0,<2.0.0",
     "botocore>=1.35.0,<2.0.0",
 ]
diff --git a/python/packages/chatkit/pyproject.toml b/python/packages/chatkit/pyproject.toml
index 37aff48539..22cf36dafd 100644
--- a/python/packages/chatkit/pyproject.toml
+++ b/python/packages/chatkit/pyproject.toml
@@ -4,7 +4,7 @@ description = "OpenAI ChatKit integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "openai-chatkit>=1.4.1,<2.0.0",
 ]
 
diff --git a/python/packages/claude/pyproject.toml b/python/packages/claude/pyproject.toml
index c270d5ca52..ae3b663993 100644
--- a/python/packages/claude/pyproject.toml
+++ b/python/packages/claude/pyproject.toml
@@ -4,7 +4,7 @@ description = "Claude Agent SDK integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "claude-agent-sdk>=0.1.36,<0.1.49",
 ]
 
diff --git a/python/packages/copilotstudio/pyproject.toml b/python/packages/copilotstudio/pyproject.toml
index 3037529f81..ab0d692179 100644
--- a/python/packages/copilotstudio/pyproject.toml
+++ b/python/packages/copilotstudio/pyproject.toml
@@ -4,7 +4,7 @@ description = "Copilot Studio integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "microsoft-agents-copilotstudio-client>=0.3.1,<0.3.2",
 ]
 
diff --git a/python/packages/core/agent_framework/_skills.py b/python/packages/core/agent_framework/_skills.py
index a1d5634e18..44755a2efd 100644
--- a/python/packages/core/agent_framework/_skills.py
+++ b/python/packages/core/agent_framework/_skills.py
@@ -1107,9 +1107,7 @@ class ClassSkill(Skill, ABC):
 
         def decorator(f: Callable[..., Any]) -> Callable[..., Any]:
             if isinstance(f, (property, classmethod, staticmethod)):
-                raise TypeError(
-                    "@ClassSkill.script must be applied before @property, @classmethod, or @staticmethod."
-                )
+                raise TypeError("@ClassSkill.script must be applied before @property, @classmethod, or @staticmethod.")
             if name is not None:
                 _validate_member_name(name, "script")
             f._skill_script_marker = {  # type: ignore[attr-defined]
diff --git a/python/packages/core/pyproject.toml b/python/packages/core/pyproject.toml
index 4aabeec96a..a2fe7a91cc 100644
--- a/python/packages/core/pyproject.toml
+++ b/python/packages/core/pyproject.toml
@@ -4,7 +4,7 @@ description = "Microsoft Agent Framework for building AI Agents with Python. Thi
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.2.2"
+version = "1.3.0"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
diff --git a/python/packages/declarative/pyproject.toml b/python/packages/declarative/pyproject.toml
index a03928ac82..765e1cbe0a 100644
--- a/python/packages/declarative/pyproject.toml
+++ b/python/packages/declarative/pyproject.toml
@@ -4,7 +4,7 @@ description = "Declarative specification support for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "httpx>=0.27,<1",
     "powerfx>=0.0.32,<0.0.35; python_version < '3.14'",
     "pyyaml>=6.0,<7.0",
diff --git a/python/packages/devui/pyproject.toml b/python/packages/devui/pyproject.toml
index 484493fcfd..e050d64092 100644
--- a/python/packages/devui/pyproject.toml
+++ b/python/packages/devui/pyproject.toml
@@ -4,7 +4,7 @@ description = "Debug UI for Microsoft Agent Framework with OpenAI-compatible API
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://github.com/microsoft/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
  dependencies = [
-     "agent-framework-core>=1.2.2,<2",
+     "agent-framework-core>=1.3.0,<2",
      "openai>=1.99.0,<3",
      "opentelemetry-sdk>=1.39.0,<2",
      "fastapi>=0.115.0,<0.133.1",
diff --git a/python/packages/durabletask/pyproject.toml b/python/packages/durabletask/pyproject.toml
index 617f05607b..17194e1fd7 100644
--- a/python/packages/durabletask/pyproject.toml
+++ b/python/packages/durabletask/pyproject.toml
@@ -4,7 +4,7 @@ description = "Durable Task integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "durabletask>=1.3.0,<2",
     "durabletask-azuremanaged>=1.3.0,<2",
     "python-dateutil>=2.8.0,<3",
diff --git a/python/packages/foundry/pyproject.toml b/python/packages/foundry/pyproject.toml
index 981954bd63..29fee5204f 100644
--- a/python/packages/foundry/pyproject.toml
+++ b/python/packages/foundry/pyproject.toml
@@ -4,7 +4,7 @@ description = "Microsoft Foundry integrations for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.2.2"
+version = "1.3.0"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,8 +23,8 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
-    "agent-framework-openai>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
+    "agent-framework-openai>=1.3.0,<2",
     "azure-ai-inference>=1.0.0b9,<1.0.0b10",
     "azure-ai-projects>=2.1.0,<3.0",
 ]
diff --git a/python/packages/foundry_hosting/pyproject.toml b/python/packages/foundry_hosting/pyproject.toml
index 442a235728..d3e3de127d 100644
--- a/python/packages/foundry_hosting/pyproject.toml
+++ b/python/packages/foundry_hosting/pyproject.toml
@@ -4,7 +4,7 @@ description = "Foundry Hosting integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0a260429"
+version = "1.0.0a260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "azure-ai-agentserver-core>=2.0.0b3,<3",
     "azure-ai-agentserver-responses>=1.0.0b5,<2",
     "azure-ai-agentserver-invocations>=1.0.0b3,<2",
diff --git a/python/packages/foundry_local/pyproject.toml b/python/packages/foundry_local/pyproject.toml
index dddb718d38..4a45c66c79 100644
--- a/python/packages/foundry_local/pyproject.toml
+++ b/python/packages/foundry_local/pyproject.toml
@@ -4,7 +4,7 @@ description = "Foundry Local integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,8 +23,8 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
-    "agent-framework-openai>=1.1.0,<2",
+    "agent-framework-core>=1.3.0,<2",
+    "agent-framework-openai>=1.3.0,<2",
     "foundry-local-sdk>=0.5.1,<0.5.2",
 ]
 
diff --git a/python/packages/gemini/pyproject.toml b/python/packages/gemini/pyproject.toml
index 4a7182a10b..6a39ab074f 100644
--- a/python/packages/gemini/pyproject.toml
+++ b/python/packages/gemini/pyproject.toml
@@ -4,7 +4,7 @@ description = "Google Gemini integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0a260429"
+version = "1.0.0a260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -24,7 +24,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2.0",
+    "agent-framework-core>=1.3.0,<2.0",
     "google-genai>=1.65.0,<2.0.0",
 ]
 
diff --git a/python/packages/github_copilot/pyproject.toml b/python/packages/github_copilot/pyproject.toml
index 0abab27e7b..e55d082403 100644
--- a/python/packages/github_copilot/pyproject.toml
+++ b/python/packages/github_copilot/pyproject.toml
@@ -4,7 +4,7 @@ description = "GitHub Copilot integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "github-copilot-sdk>=1.0.0b2,<=1.0.0b2; python_version >= '3.11'",
 ]
 
diff --git a/python/packages/hyperlight/pyproject.toml b/python/packages/hyperlight/pyproject.toml
index b61d9591ed..e4c5b28ba3 100644
--- a/python/packages/hyperlight/pyproject.toml
+++ b/python/packages/hyperlight/pyproject.toml
@@ -4,7 +4,7 @@ description = "Hyperlight CodeAct integrations for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260501"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "hyperlight-sandbox>=0.4.0,<0.5",
     "hyperlight-sandbox-backend-wasm>=0.4.0,<0.5 ; ((sys_platform == 'linux' and platform_machine == 'x86_64') or (sys_platform == 'win32' and platform_machine == 'AMD64')) and python_version < '3.14'",
     "hyperlight-sandbox-python-guest>=0.4.0,<0.5",
diff --git a/python/packages/lab/pyproject.toml b/python/packages/lab/pyproject.toml
index 42bedc9c88..9d7faec873 100644
--- a/python/packages/lab/pyproject.toml
+++ b/python/packages/lab/pyproject.toml
@@ -4,7 +4,7 @@ description = "Experimental modules for Microsoft Agent Framework"
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -22,7 +22,7 @@ classifiers = [
   "Programming Language :: Python :: 3.14",
 ]
 dependencies = [
-  "agent-framework-core>=1.2.2,<2",
+  "agent-framework-core>=1.3.0,<2",
 ]
 
 [project.optional-dependencies]
diff --git a/python/packages/mem0/pyproject.toml b/python/packages/mem0/pyproject.toml
index 4b1c034e27..06b3d08623 100644
--- a/python/packages/mem0/pyproject.toml
+++ b/python/packages/mem0/pyproject.toml
@@ -4,7 +4,7 @@ description = "Mem0 integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "mem0ai>=1.0.0,<2",
 ]
 
diff --git a/python/packages/ollama/pyproject.toml b/python/packages/ollama/pyproject.toml
index 21cd68e85f..b2bf632bcc 100644
--- a/python/packages/ollama/pyproject.toml
+++ b/python/packages/ollama/pyproject.toml
@@ -4,7 +4,7 @@ description = "Ollama integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://learn.microsoft.com/en-us/agent-framework/"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "ollama>=0.5.3,<0.5.4",
 ]
 
diff --git a/python/packages/openai/pyproject.toml b/python/packages/openai/pyproject.toml
index f6b86774c2..1bc0fb8f66 100644
--- a/python/packages/openai/pyproject.toml
+++ b/python/packages/openai/pyproject.toml
@@ -4,7 +4,7 @@ description = "OpenAI integrations for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.2.2"
+version = "1.3.0"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "openai>=1.99.0,<3",
 ]
 
diff --git a/python/packages/orchestrations/pyproject.toml b/python/packages/orchestrations/pyproject.toml
index 9908b4a65f..f0fc3b6415 100644
--- a/python/packages/orchestrations/pyproject.toml
+++ b/python/packages/orchestrations/pyproject.toml
@@ -4,7 +4,7 @@ description = "Orchestration patterns for Microsoft Agent Framework. Includes Se
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
 ]
 
 [tool.uv]
diff --git a/python/packages/purview/pyproject.toml b/python/packages/purview/pyproject.toml
index 2d8eb46a7d..656967db11 100644
--- a/python/packages/purview/pyproject.toml
+++ b/python/packages/purview/pyproject.toml
@@ -4,7 +4,7 @@ description = "Microsoft Purview (Graph dataSecurityAndGovernance) integration f
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://github.com/microsoft/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -24,7 +24,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "azure-core>=1.30.0,<2",
     "httpx>=0.27.0,<0.29",
 ]
diff --git a/python/packages/redis/pyproject.toml b/python/packages/redis/pyproject.toml
index 4a94d550b6..78f579dc31 100644
--- a/python/packages/redis/pyproject.toml
+++ b/python/packages/redis/pyproject.toml
@@ -4,7 +4,7 @@ description = "Redis integration for Microsoft Agent Framework."
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core>=1.2.2,<2",
+    "agent-framework-core>=1.3.0,<2",
     "redis>=6.4.0,<7.2.1",
     "redisvl>=0.11.0,<0.16",
     "numpy>=2.2.6,<3"
diff --git a/python/pyproject.toml b/python/pyproject.toml
index b788f48e71..8f37cc4177 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -4,7 +4,7 @@ description = "Microsoft Agent Framework for building AI Agents with Python. Thi
 authors = [{ name = "Microsoft", email = "af-support@microsoft.com"}]
 readme = "README.md"
 requires-python = ">=3.10"
-version = "1.2.2"
+version = "1.3.0"
 license-files = ["LICENSE"]
 urls.homepage = "https://aka.ms/agent-framework"
 urls.source = "https://github.com/microsoft/agent-framework/tree/main/python"
@@ -23,7 +23,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-    "agent-framework-core[all]==1.2.2",
+    "agent-framework-core[all]==1.3.0",
 ]
 
 [dependency-groups]
diff --git a/python/uv.lock b/python/uv.lock
index f69f8dbba0..7f55b0634d 100644
--- a/python/uv.lock
+++ b/python/uv.lock
@@ -104,7 +104,7 @@ wheels = [
 
 [[package]]
 name = "agent-framework"
-version = "1.2.2"
+version = "1.3.0"
 source = { virtual = "." }
 dependencies = [
     { name = "agent-framework-core", extra = ["all"], marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -159,7 +159,7 @@ dev = [
 
 [[package]]
 name = "agent-framework-a2a"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/a2a" }
 dependencies = [
     { name = "a2a-sdk", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -174,7 +174,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-ag-ui"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/ag-ui" }
 dependencies = [
     { name = "ag-ui-protocol", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -202,7 +202,7 @@ provides-extras = ["dev"]
 
 [[package]]
 name = "agent-framework-anthropic"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/anthropic" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -217,7 +217,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-azure-ai-search"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/azure-ai-search" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -232,7 +232,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-azure-contentunderstanding"
-version = "1.0.0a260429"
+version = "1.0.0a260507"
 source = { editable = "packages/azure-contentunderstanding" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -253,7 +253,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-azure-cosmos"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/azure-cosmos" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -268,7 +268,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-azurefunctions"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/azurefunctions" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -290,7 +290,7 @@ dev = []
 
 [[package]]
 name = "agent-framework-bedrock"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/bedrock" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -307,7 +307,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-chatkit"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/chatkit" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -322,7 +322,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-claude"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/claude" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -337,7 +337,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-copilotstudio"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/copilotstudio" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -352,7 +352,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-core"
-version = "1.2.2"
+version = "1.3.0"
 source = { editable = "packages/core" }
 dependencies = [
     { name = "opentelemetry-api", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -426,7 +426,7 @@ provides-extras = ["all"]
 
 [[package]]
 name = "agent-framework-declarative"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/declarative" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -453,7 +453,7 @@ dev = [{ name = "types-pyyaml", specifier = "==6.0.12.20250915" }]
 
 [[package]]
 name = "agent-framework-devui"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/devui" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -491,7 +491,7 @@ provides-extras = ["dev", "all"]
 
 [[package]]
 name = "agent-framework-durabletask"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/durabletask" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -518,7 +518,7 @@ dev = [{ name = "types-python-dateutil", specifier = "==2.9.0.20260402" }]
 
 [[package]]
 name = "agent-framework-foundry"
-version = "1.2.2"
+version = "1.3.0"
 source = { editable = "packages/foundry" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -537,7 +537,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-foundry-hosting"
-version = "1.0.0a260429"
+version = "1.0.0a260507"
 source = { editable = "packages/foundry_hosting" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -556,7 +556,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-foundry-local"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/foundry_local" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -573,7 +573,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-gemini"
-version = "1.0.0a260429"
+version = "1.0.0a260507"
 source = { editable = "packages/gemini" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -588,7 +588,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-github-copilot"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/github_copilot" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -603,7 +603,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-hyperlight"
-version = "1.0.0b260501"
+version = "1.0.0b260507"
 source = { editable = "packages/hyperlight" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -622,7 +622,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-lab"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/lab" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -703,7 +703,7 @@ dev = [
 
 [[package]]
 name = "agent-framework-mem0"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/mem0" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -718,7 +718,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-ollama"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/ollama" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -733,7 +733,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-openai"
-version = "1.2.2"
+version = "1.3.0"
 source = { editable = "packages/openai" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -748,7 +748,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-orchestrations"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/orchestrations" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -759,7 +759,7 @@ requires-dist = [{ name = "agent-framework-core", editable = "packages/core" }]
 
 [[package]]
 name = "agent-framework-purview"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/purview" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },
@@ -776,7 +776,7 @@ requires-dist = [
 
 [[package]]
 name = "agent-framework-redis"
-version = "1.0.0b260429"
+version = "1.0.0b260507"
 source = { editable = "packages/redis" }
 dependencies = [
     { name = "agent-framework-core", marker = "sys_platform == 'darwin' or sys_platform == 'linux' or sys_platform == 'win32'" },