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6 changes: 4 additions & 2 deletions docs/architecture/REMOTE_MCP_AUTH.md
Original file line number Diff line number Diff line change
Expand Up @@ -7,8 +7,10 @@ are production-live behind `GRID_MCP_OAUTH_ENABLED=1`. The supervised rollout
on 2026-08-30 proved Google-backed consent, a 15-minute user token, exact issuer
and audience checks, credit and quote reads, seven-tool discovery, 20 repeated
same-token requests, immediate SSE headers, one bounded paid text call, and a
clean off/on rollback. Public introspection remains an exact Nginx `404`;
the least-privilege MCP service reaches it only over loopback.
clean off/on rollback. The issued token was then checked three seconds after
its exact expiry and received a challenged, no-store `401`. Public introspection
remains an exact Nginx `404`; the least-privilege MCP service reaches it only
over loopback.

## Objective

Expand Down