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Title: [v2] Server registry + per-connection state; ServerRunner consumes Server[L] directly by maxisbey · Pull Request #2562 · modelcontextprotocol/python-sdk · GitHub

Open Graph Title: [v2] Server registry + per-connection state; ServerRunner consumes Server[L] directly by maxisbey · Pull Request #2562 · modelcontextprotocol/python-sdk

X Title: [v2] Server registry + per-connection state; ServerRunner consumes Server[L] directly by maxisbey · Pull Request #2562 · modelcontextprotocol/python-sdk

Description: The official Python SDK for Model Context Protocol servers and clients - [v2] Server registry + per-connection state; ServerRunner consumes Server[L] directly by maxisbey · Pull Request #2562 · modelcontextprotocol/python-sdk

Open Graph Description: PR5 of the V2 server-side refactor (Transport → Dispatcher → ServerRunner → Server registry). Stacked on #PR4 (maxisbey/v2-server-runner). Status: WIP — chunks A+B landed, chunk C (additive new-pat...

X Description: PR5 of the V2 server-side refactor (Transport → Dispatcher → ServerRunner → Server registry). Stacked on #PR4 (maxisbey/v2-server-runner). Status: WIP — chunks A+B landed, chunk C (additive new-pat...

Opengraph URL: https://github.com/modelcontextprotocol/python-sdk/pull/2562

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fix: JSONRPCDispatcher coerces string response/progress IDs to int fo…https://github.com/modelcontextprotocol/python-sdk/pull/2562/commits/b1f49e28dad87ab1c1c7d54adfcb9f87194dabbf
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May 28, 2026 https://github.com/modelcontextprotocol/python-sdk/pull/2562#ref-pullrequest-4543322032
[v2] Dispatcher/ServerRunner receive-path swap — replaces BaseSession #2710 https://github.com/modelcontextprotocol/python-sdk/pull/2710
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