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How to create an inner decorator for tools?

enhancementRequest for a new feature that's not currently supportedRequest for a new feature that's not currently supported

P1Significant bug affecting many users, highly requested featureSignificant bug affecting many users, highly requested feature

questionFurther information is requestedFurther information is requested

ready for workEnough information for someone to start working onEnough information for someone to start working on

Status: Duplicate of an existing item.

#1120 In modelcontextprotocol/python-sdk;

· by BryanMakers was closed on Oct 7, 2025

· Duplicate

Response Transformation Hook/Middleware in call_tool()

enhancementRequest for a new feature that's not currently supportedRequest for a new feature that's not currently supported

P1Significant bug affecting many users, highly requested featureSignificant bug affecting many users, highly requested feature

ready for workEnough information for someone to start working onEnough information for someone to start working on

Status: Duplicate of an existing item.

#593 In modelcontextprotocol/python-sdk;

· by avior-qc was closed on Dec 3, 2025

· Duplicate

feat: implement OPTIONS request support for Preflight checks in StreamableHTTP

enhancementRequest for a new feature that's not currently supportedRequest for a new feature that's not currently supported

Status: Closed (abandoned).

modelcontextprotocol/python-sdknumber 1245

#1245 In modelcontextprotocol/python-sdk;

· by TheRealSeber was closed on Oct 6, 2025