The answer
mcp-registry-spec-sdk
Top verified match: it matches your intent.
fresh · published 5d ago · verified 2026-08-01tested · static-verifiedsigned passport ✓score 54/1004,470 monthly downloads
claude mcp add mcp-registry-spec-sdk -- npx -y mcp-registry-spec-sdk
Runners-up
- icu.steeped.registry/nodejsmcp22/100 · weaker match
- Registry API32/100 · weaker match