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UI twin
Gmail test environment for email agents
Test email agents against a Gmail API twin for inboxes, threads, drafts, labels, search, attachments, send behavior, and watch events.
UI twin
Meet the Gmail twin
Gmail includes a realistic app surface alongside service behavior, so staging can exercise flows that look and feel closer to production.
What you can test
Use Gmail in staging without using production.
Validate email triage, drafting, labeling, search, and send workflows
Seed inboxes with realistic threads, attachments, labels, and users
Replay email agent workflows without sending real messages
Docs
Build with the Gmail twin
Connect the twin, seed realistic state, and run scenarios against a resettable service.