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Expire idle Streamable HTTP sessions by default and cap concurrent sessions
- #3395
#3395
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maxisbey
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Aug 28, 2026
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Expire idle Streamable HTTP sessions by default and cap concurrent sessions
#3395
maxisbey
merged 6 commits into
main
modelcontextprotocol/python-sdk:main
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session-retention-defaults
modelcontextprotocol/python-sdk:session-retention-defaults
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Commits on Aug 26, 2026
Forget Streamable HTTP sessions when they end
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Expire idle Streamable HTTP sessions by default
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Cap concurrent Streamable HTTP sessions and expose the session limits on the server factories
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End Streamable HTTP sessions through one path
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Report a full session table as a server error and hold the creation lock for admission only
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docs: describe session lifetime and limits in one place
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