Pull requests

• fix: flush GET stream headers as soon as the stream opens

  #1163·zh-hanlabs opened Oct 6, 2026·

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• fix: reject invalid JSON-RPC response versions

  #1162·Shubchynskyi opened Oct 4, 2026·6 of 9 tasks·

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• Reject roots listing before sending unsupported client requests

  #1160·karthiksenv opened Oct 3, 2026·

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• Flush headers for idle Streamable HTTP GET requests

  #1159·karthiksenv opened Oct 3, 2026·

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• fix: keep stdio client reading after a malformed response

  #1158·hpdkhoa opened Oct 2, 2026·9 tasks·

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• Backport fix: race condition in ResponseSubscribers into v1.1.x

  #1154·nickcaballero opened Sep 30, 2026·

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• Backport fix: race condition in ResponseSubscribers into v0.18.x

  #1153·nickcaballero opened Sep 30, 2026·

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• fix: race condition in ResponseSubscribers

  #1152·nickcaballero opened Sep 30, 2026·6 of 9 tasks·

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• Fix Streamable HTTP: surface invalid JSON response as transport error

  #1151·NewPeople-star opened Sep 30, 2026·

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• Fix parsing error propagation in Streamable HTTP JSON responses

  #1150·kele5555 opened Sep 30, 2026·

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• Add opt-in validation of required tool result content

  #1149·kele5555 opened Sep 30, 2026·

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• Preserve configured server capabilities

  #1146·zsewasdsdsd opened Sep 29, 2026·

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• test: Make Tool inputSchema tests exercise McpSchema.Tool

  #1145·imuromtsev opened Sep 28, 2026·

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• Reject listRoots when roots capability is unsupported

  #1144·zsewasdsdsd opened Sep 28, 2026·4 of 9 tasks·

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• docs: remove stale @param call from AsyncToolSpecification javadoc

  #1143·zh-hanlabs opened Sep 27, 2026·

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• fix: stop truncating SSE field values containing U+2028/U+2029/U+0085

  #1142·lzcGeek opened Sep 23, 2026·

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• feat: Add support for SEP-2640 Skills extension

  #1141·uc4w6c opened Sep 22, 2026·6 of 9 tasks·

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• feat: add X-Accel-Buffering: no header to SSE responses

  #1139·Debasishhh opened Sep 20, 2026·

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• fix: StdioServerTransportProvider readiness barrier uses wrong Mono operator

  #1138·Debasishhh opened Sep 20, 2026·

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• Reject listRoots when client lacks roots capability

  #1137·Yerang-RB opened Sep 19, 2026·5 of 9 tasks·

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• fix(core): remove pending response entries on request timeout and cancellation

  #1134·Lubaoshuai opened Sep 13, 2026·

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• fix(core): keep streamable HTTP session alive when an SSE stream writ…

  #1132·Lubaoshuai opened Sep 11, 2026·9 tasks·

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• Add ttlMs and cacheScope to list and resource results with a server listCache option (SEP-2549)

  #1131·slachiewicz opened Sep 10, 2026Contributor·

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• fix(client): respond when request handlers complete empty

  #1125·1fanwang opened Sep 3, 2026·6 tasks done·

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• Add client-side result cache for SEP-2549 TTL hints

  #1123·slachiewicz opened Sep 2, 2026Contributor·

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