{"type":"post","id":"a-more-predictable-release-cycle-for-mcp-d720a5","slug":"a-more-predictable-release-cycle-for-mcp-d720a5","title":"A More Predictable Release Cycle for MCP","description":"The Model Context Protocol project is moving specification releases to a regular six-month cadence, with releases generally planned for the last Tuesday of March and September.","retrieval_nugget":"The Model Context Protocol project is moving specification releases to a regular six-month cadence, with releases generally planned for the last Tuesday of March and September. A staged review, freeze, and SDK-beta timeline gives proposal authors and implementers a clearer planning calendar; the announcement does not require changes to existing clients or servers.","published_at":"2026-11-11","updated_at":"2026-11-11","record_date":"2026-11-11","date_kind":"published_at","topics":["mcp"],"entities":["Model Context Protocol","SEP-3398","Luca Chang","Tier 1 SDKs"],"related_patterns":["agent-protocols-become-interoperability-layer"],"novelty_label":"new_fact","what_changed":"MCP will publish specification releases every six months, generally on the last Tuesdays of March and September, with the next release targeted for March 30, 2027.","prior_refs":[],"source_url":"https://blog.modelcontextprotocol.io/posts/mcp-release-cycle","source_urls":["https://blog.modelcontextprotocol.io/posts/mcp-release-cycle"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:a-more-predictable-release-cycle-for-mcp-d720a5","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/a-more-predictable-release-cycle-for-mcp-d720a5/","markdown":"https://newruntime.com/posts/a-more-predictable-release-cycle-for-mcp-d720a5.md","json":"https://newruntime.com/posts/a-more-predictable-release-cycle-for-mcp-d720a5.json"},"markdown_url":"https://newruntime.com/posts/a-more-predictable-release-cycle-for-mcp-d720a5.md","next_reads":[{"type":"topic","path":"/topics/mcp/","url":"https://newruntime.com/topics/mcp/","title":"Mcp","reason":"Explore the mcp topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/mcp.md","json_url":"https://newruntime.com/topics/mcp.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/sources/","url":"https://newruntime.com/sources/","title":"Sources","reason":"See the original sources this archive cites.","media_type":"text/html"}]}