List view

feat!: enforce required MCP spec fields in McpSchema; lenient wire deserialization

breaking-change

v2

Status: Closed (abandoned).

modelcontextprotocol/java-sdknumber 928

#928 In modelcontextprotocol/java-sdk;

· by chemicL was closed on May 5, 2026

Revert removed builders for Resource and ResourceTemplate

Status: Merged (completed).

modelcontextprotocol/java-sdknumber 947

#947 In modelcontextprotocol/java-sdk;

· by chemicL was closed on May 5, 2026

Deprecate SSE transports

Status: Merged (completed).

modelcontextprotocol/java-sdknumber 950

#950 In modelcontextprotocol/java-sdk;

· by Kehrlann was closed on May 13, 2026

SEP-973: Expose additional metadata for Implementations, Resources, Tools and Prompts

enhancementNew feature or requestNew feature or request

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

Status: Closed (completed).

Enhancement

#694 In modelcontextprotocol/java-sdk;

· by Kehrlann was closed on May 19, 2026

feat: Add SEP-973 icons and metadata support

enhancementNew feature or requestNew feature or request

Status: Merged (completed).

modelcontextprotocol/java-sdknumber 912

#912 In modelcontextprotocol/java-sdk;

· by sainathreddyb was closed on May 19, 2026