The answer
google-auth-library
Top verified match: its declared tools match your intent, it is the official vendor server, and it holds a strong verification score.
fresh · published 4d ago · verified 2026-08-01tested · static-verifiedsigned passport ✓score 100/1005 declared tools278,513,248 monthly downloads
claude mcp add google-auth-library -- npx -y google-auth-library
Runners-up
- google-auth97/100 · weaker match
- google-auth-httplib297/100 · weaker match
- google-auth-oauthlib97/100 · weaker match