Connect Gmail Individual
Enable Dev Testing
A workspace owner or admin must enable Dev Testing integrations in Settings -> Preview features.
Open the Gmail Individual card
Open Connections -> Integrations -> Dev Testing and choose Gmail Individual.
Approve Google OAuth
Choose Connect, sign in with the Google user, and approve Gmail read and compose scopes.
Verify safely
Confirm the row is healthy, then run a minimal read-only
/integration proof such as listing labels. Do not prove access by reading message bodies, subjects, snippets, or recipients.