Pre-auth discoverability in MCP: what the numbers say, and what a directory sees
This story is from 2026-09-13. It is preserved in the archive; the latest stories are on the live feed.
Since May 2025, the MCP spec repo has carried an open question ( #540 ): should an MCP server expose what it offers before a client authenticates? The thread ran on principle for more than a year — self-description versus auth boundaries, discoverability versus least exposure. This week it finally…
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- 2026-09-13 07:59 · DEV Community — AI
Pre-auth discoverability in MCP: what the numbers say, and what a directory sees