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Title: Support last event Id for resumability of sse by bperhaps · Pull Request #830 · modelcontextprotocol/java-sdk · GitHub

Open Graph Title: Support last event Id for resumability of sse by bperhaps · Pull Request #830 · modelcontextprotocol/java-sdk

X Title: Support last event Id for resumability of sse by bperhaps · Pull Request #830 · modelcontextprotocol/java-sdk

Description: The official Java SDK for Model Context Protocol servers and clients. Maintained in collaboration with Spring AI - Support last event Id for resumability of sse by bperhaps · Pull Request #830 · modelcontextprotocol/java-sdk

Open Graph Description: Implemented SSE resumability/redelivery support for Streamable HTTP by introducing an event-store abstraction, adding in-memory event persistence/replay, wiring Last-Event-ID handling through serve...

X Description: Implemented SSE resumability/redelivery support for Streamable HTTP by introducing an event-store abstraction, adding in-memory event persistence/replay, wiring Last-Event-ID handling through serve...

Opengraph URL: https://github.com/modelcontextprotocol/java-sdk/pull/830

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Support last event Id for resumability of ssehttps://github.com/modelcontextprotocol/java-sdk/pull/830#top
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Feb 22, 2026https://github.com/modelcontextprotocol/java-sdk/pull/830#issue-3974194866
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February 22, 2026 14:24https://github.com/modelcontextprotocol/java-sdk/pull/830#commits-pushed-88e814f
https://github.com/bperhaps
feat: create mcpEventStore interfacehttps://github.com/modelcontextprotocol/java-sdk/pull/830/commits/88e814f355ab6d06743433932935eeebefef512f
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https://github.com/bperhaps
feat: Create InMemoryMcpEventStorehttps://github.com/modelcontextprotocol/java-sdk/pull/830/commits/f790d132cf8fe02078e0c01c11e7dd0a3730bb24
f790d13https://github.com/modelcontextprotocol/java-sdk/pull/830/commits/f790d132cf8fe02078e0c01c11e7dd0a3730bb24
https://github.com/bperhaps
refactor: support last event idhttps://github.com/modelcontextprotocol/java-sdk/pull/830/commits/6b83860f90337d02c70fa99b7e9bfdd8b5ae8094
6b83860https://github.com/modelcontextprotocol/java-sdk/pull/830/commits/6b83860f90337d02c70fa99b7e9bfdd8b5ae8094
https://github.com/bperhaps
refactor: add testshttps://github.com/modelcontextprotocol/java-sdk/pull/830/commits/8f6c15ca0b4d7696365afc3b9e6760b6b3f32a92
8f6c15chttps://github.com/modelcontextprotocol/java-sdk/pull/830/commits/8f6c15ca0b4d7696365afc3b9e6760b6b3f32a92
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andersenleohttps://github.com/andersenleo
Apr 15, 2026 https://github.com/modelcontextprotocol/java-sdk/pull/830#ref-issue-4267191328
HttpServletStreamableServerTransportProvider orphans sessions on first transient SSE write failure (no grace period) #920 https://github.com/modelcontextprotocol/java-sdk/issues/920
https://github.com/imankhadiv
imankhadivhttps://github.com/imankhadiv
Jun 30, 2026 https://github.com/modelcontextprotocol/java-sdk/pull/830#ref-issue-4772626292
SSE client rejects valid retry: field and ignores reconnection timing (Streamable HTTP) #1047 https://github.com/modelcontextprotocol/java-sdk/issues/1047
https://github.com/Kehrlann
Kehrlannhttps://github.com/Kehrlann
Jul 1, 2026https://github.com/modelcontextprotocol/java-sdk/pull/830#issuecomment-4858517985
spec > transport > streamable > earlier revisionshttps://modelcontextprotocol.io/specification/draft/basic/transports/streamable-http#earlier-streamable-http-revisions
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