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Pinning an MCP Server Version: Registry Drift vs a Locked Spec

This story is from 2026-10-30. It is preserved in the archive; the latest stories are on the live feed.

Quick answer: Pointing an agent at a registry entry that always resolves to "latest" means the tools it calls can change underneath you without a commit or review, and a passing build today is no guarantee of the same behavior tomorrow. Pinning the MCP server to a specific version — derived from a…

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  1. 2026-10-30 04:12 · DEV Community — AI
    Pinning an MCP Server Version: Registry Drift vs a Locked Spec

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