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2.1

Open

No due date

•Last updated Oct 8, 2026

Main goals:

Minor API additions
Bug fixes for leaks

88% complete

Server should handle paginated requests
Enhancement
modelcontextprotocol/java-sdk#967 · opened on May 17, 2026 · 2.1
3
Allow composing request customizers on the HTTP client transport builders
Enhancement
modelcontextprotocol/java-sdk#1073 · opened on Aug 1, 2026 · 2.1
2