Update on the Next Mcp Protocol Release
Posted3 months agoActive3 months ago
blog.modelcontextprotocol.ioTechstory
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Mcp ProtocolSoftware DevelopmentAPI Design
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Mcp Protocol
Software Development
API Design
The MCP team is releasing an update to their protocol, with details shared on their blog, and the HN community shows interest and support for the development.
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- 01Story posted
Sep 27, 2025 at 10:17 PM EDT
3 months ago
Step 01 - 02First comment
Sep 28, 2025 at 11:54 AM EDT
14h after posting
Step 02 - 03Peak activity
1 comments in 13-14h
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Step 03 - 04Latest activity
Sep 28, 2025 at 11:54 AM EDT
3 months ago
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ID: 45401194Type: storyLast synced: 11/17/2025, 12:03:58 PM
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November 25 release, with RC on Nov 11—important that they’ve built in a 14-day validation window.
Working Groups & Interest Groups formalized, governance distributed.
MCP Registry now live as discovery backbone.
Async ops (SEP-1391) broaden use cases beyond quick tasks.
Statelessness & scalability addressed by Transport WG.
Server identity via .well-known makes discovery more intuitive.
Most popular protocol extensions being codified.
Tiering system for SDKs adds transparency on compliance & support.
Curious tension: MCP is positioning as both a protocol and an ecosystem backbone. Worth questioning whether tiered SDK support accelerates adoption or risks fragmentation.
Emergence suggests MCP is moving from “experimental” into “production AI plumbing.” If async, registry, & identity land cleanly, integration patterns could stabilize quickly.