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Title: mount_path does not work with sse_app · Issue #783 · modelcontextprotocol/python-sdk · GitHub

Open Graph Title: mount_path does not work with sse_app · Issue #783 · modelcontextprotocol/python-sdk

X Title: mount_path does not work with sse_app · Issue #783 · modelcontextprotocol/python-sdk

Description: while i start mcp server with mcp.run, provided with mount_path, then client get bad response with 404。 the endpoint for handling post message should be normalized_message_endpoint, not the original message_path routes.append( Mount( sel...

Open Graph Description: while i start mcp server with mcp.run, provided with mount_path, then client get bad response with 404。 the endpoint for handling post message should be normalized_message_endpoint, not the origina...

X Description: while i start mcp server with mcp.run, provided with mount_path, then client get bad response with 404。 the endpoint for handling post message should be normalized_message_endpoint, not the origina...

Opengraph URL: https://github.com/modelcontextprotocol/python-sdk/issues/783

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mount_path does not work with sse_apphttps://github.com/modelcontextprotocol/python-sdk/issues/783#top
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needs reproneeds additional information to be able to reproduce bughttps://github.com/modelcontextprotocol/python-sdk/issues?q=state%3Aopen%20label%3A%22needs%20repro%22
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on May 22, 2025https://github.com/modelcontextprotocol/python-sdk/issues/783#issue-3082765960
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