mcp 1.26.0

Model Context Protocol SDK

Stars: 21709, Watchers: 21709, Forks: 3091, Open Issues: 367

The modelcontextprotocol/python-sdk repo was created 1 years ago and the last code push was 13 hours ago.
The project is extremely popular with a mindblowing 21709 github stars!

How to Install mcp

You can install mcp using pip

pip install mcp

or add it to a project with poetry

poetry add mcp

Package Details

Author

Anthropic, PBC.

License

MIT

Homepage

None

PyPi:

https://pypi.org/project/mcp/

GitHub Repo:

https://github.com/modelcontextprotocol/python-sdk

Classifiers

Related Packages

Errors

A list of common mcp errors.

Code Examples

Here are some mcp code examples and snippets.

GitHub Issues

The mcp package has 367 open issues on GitHub

• Add tests for MCPServer.read_resource exception handling
• refactor: McpError renamed to MCPError and flatten parameters
• Simplify mcp.run example by removing json_response
• Store server_info on ClientSession during initialization
• fix: send error to client when SSE stream disconnects without response
• fix: support wildcard media types in Accept header validation
• fix: handle ClientDisconnect gracefully instead of returning HTTP 500
• fix:Improve code maintainability: Add a public mcp_server attribute t…
• Add {path}/.well-known/oauth-authorization-server as a discovery URL fallback
• fix(hang): fix streamable_http GET handling to prevent hangs
• streamable_http client hangs indefinitely when connecting to POST-only MCP servers (ex: GitHub MCP)
• fix: notify session when SSE stream closes without event ID
• fix: handle EndOfStream and ClosedResourceError in send_request
• fix: strip trailing slashes from OAuth metadata URL fields
• Fix RFC 8252 Section 7.3 compliance for loopback redirect URIs

See more issues on GitHub