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agent-framework/python/packages/chatkit/README.md
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Eric Zhu 0c862e97a6 Python: feat: Add ChatKit integration with a sample application (#1273)
* feat: Add ChatKit integration with a new frontend application

- Created a new frontend application using React and Vite for the ChatKit integration.
- Added essential files including package.json, vite.config.ts, and Tailwind CSS configuration.
- Implemented core components: App, Home, ChatKitPanel, ThemeToggle, and hooks for color scheme management.
- Established SQLite-based store implementation for ChatKit data persistence in store.py.
- Integrated theme toggling functionality for light and dark modes.
- Set up ESLint and TypeScript configurations for better development experience.

* git ignore

* fix mypy

* add mising file

* minimal frontend for chatkit sample

* update ignore files

* version

* set python version lowerbound on chatkit

* update project settings for chatkit

* update setup

* update setup

* update setup

* update setup

* weather widget

* add select city widget sample

* remove widget helper

* update chatkit to include file attachments and cover more thread item types

* update readme with mermaid diagram

* update diagram

* update instructions

* update chatkit dependency

* fix converter imports

* move to demos/

* move to demos/ -- rename references

* support multiple session instead of using global variable in sample

* support chunk streaming

* fix tests

* Update python/samples/demos/chatkit-integration/store.py

Co-authored-by: Evan Mattson <35585003+moonbox3@users.noreply.github.com>

* use local host

---------

Co-authored-by: Evan Mattson <35585003+moonbox3@users.noreply.github.com>
2025-11-05 02:11:40 +00:00

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Markdown

# Agent Framework and ChatKit Integration
This package provides an integration layer between Microsoft Agent Framework
and [OpenAI ChatKit (Python)](https://github.com/openai/chatkit-python/).
Specifically, it mirrors the [Agent SDK integration](https://github.com/openai/chatkit-python/blob/main/docs/server.md#agents-sdk-integration), and provides the following helpers:
- `stream_agent_response`: A helper to convert a streamed `AgentRunResponseUpdate`
from a Microsoft Agent Framework agent that implements `AgentProtocol` to ChatKit events.
- `ThreadItemConverter`: A extendable helper class to convert ChatKit thread items to
`ChatMessage` objects that can be consumed by an Agent Framework agent.
- `simple_to_agent_input`: A helper function that uses the default implementation
of `ThreadItemConverter` to convert a ChatKit thread to a list of `ChatMessage`,
useful for getting started quickly.
## Installation
```bash
pip install agent-framework-chatkit --pre
```
This will install `agent-framework-core` and `openai-chatkit` as dependencies.
## Example Usage
Here's a minimal example showing how to integrate Agent Framework with ChatKit:
```python
from collections.abc import AsyncIterator
from typing import Any
from azure.identity import AzureCliCredential
from fastapi import FastAPI, Request
from fastapi.responses import Response, StreamingResponse
from agent_framework import ChatAgent
from agent_framework.azure import AzureOpenAIChatClient
from agent_framework.chatkit import simple_to_agent_input, stream_agent_response
from chatkit.server import ChatKitServer
from chatkit.types import ThreadMetadata, UserMessageItem, ThreadStreamEvent
# You'll need to implement a Store - see the sample for a SQLiteStore implementation
from your_store import YourStore # type: ignore[import-not-found] # Replace with your Store implementation
# Define your agent with tools
agent = ChatAgent(
chat_client=AzureOpenAIChatClient(credential=AzureCliCredential()),
instructions="You are a helpful assistant.",
tools=[], # Add your tools here
)
# Create a ChatKit server that uses your agent
class MyChatKitServer(ChatKitServer[dict[str, Any]]):
async def respond(
self,
thread: ThreadMetadata,
input_user_message: UserMessageItem | None,
context: dict[str, Any],
) -> AsyncIterator[ThreadStreamEvent]:
if input_user_message is None:
return
# Convert ChatKit message to Agent Framework format
agent_messages = await simple_to_agent_input(input_user_message)
# Run the agent and stream responses
response_stream = agent.run_stream(agent_messages)
# Convert agent responses back to ChatKit events
async for event in stream_agent_response(response_stream, thread.id):
yield event
# Set up FastAPI endpoint
app = FastAPI()
chatkit_server = MyChatKitServer(YourStore()) # type: ignore[misc]
@app.post("/chatkit")
async def chatkit_endpoint(request: Request):
result = await chatkit_server.process(await request.body(), {"request": request})
if hasattr(result, '__aiter__'): # Streaming
return StreamingResponse(result, media_type="text/event-stream") # type: ignore[arg-type]
else: # Non-streaming
return Response(content=result.json, media_type="application/json") # type: ignore[union-attr]
```
For a complete end-to-end example with a full frontend, see the [weather agent sample](../../samples/demos/chatkit-integration/README.md).