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modelcontextprotocol
python-sdk
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fix: forbid extra arguments in FastMCP tool arg models (#3067)
Docs Preview Cleanup
#383:
Pull request
#3068
closed by
maxisbey
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fix(server): guard GET SSE response with CancelScope to prevent Windows deadlock (#2653)
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#382:
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maxisbey
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docs: clarify OpenTelemetry spans for resources and prompts
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#381:
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#3077
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maxisbey
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fix(server): reject changed duplicate initialize
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#380:
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#3078
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fix(stdio): serve bufferless std streams as text instead of crashing
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#379:
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fix: catch BrokenPipeError in stdio stdout_writer
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#378:
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fix: Raise StreamableHTTPError on reconnection failure
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#377:
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fix(server): generate tool output schema in serialization mode
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#376:
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fix: self-describing error for requests before session initialization (was generic -32602)
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#375:
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fix: include RFC 6750 scope parameter in insufficient_scope challenge
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#374:
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fix(streamable-http): close SSE responses on errors
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#373:
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feat: expand InitializationState with explicit lifecycle state machine
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#372:
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fix: preserve notification metadata when related_request_id is 0
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fix(server): allow tools with outputSchema to surface errors via unstructured content
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#370:
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fix(shared): strip envelope fields when forwarding JSONRPCRequest
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#369:
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fix: handle Image helpers in mixed return annotations
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#368:
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fix: fail fast when session is not started
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#367:
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fix(auth): get_access_token reflects current request in stateful sessions
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#366:
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fix(resources): escape literal regex metacharacters in ResourceTemplate.matches
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#365:
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fix: propagate McpError from tool handlers as JSON-RPC error
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#364:
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fix: prevent session + task leak on GET/DELETE without session-id
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#363:
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#3059
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fix(auth): match complete WWW-Authenticate parameters
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#362:
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perf: discriminate JSONRPCMessage union by key presence instead of smart-union scoring
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#361:
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Add a runtime create_model variant to the schema_validators example
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#360:
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fix: Streamable HTTP Accept negotiation handling
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#359:
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