Your AI-built app connects to Gmail. Six things that have to hold before launch (2026)
Gmail- and Google-OAuth-connected apps built with Cursor, Claude Code, Lovable, or Replit fail in the same six places: scopes, token storage, per-user isolation, Google's verification and CASA assessment, watch renewals, and data deletion. A senior architect's pre-launch checklist, with the numbers.
August 28, 2026 · 6 min read