Server-side grants
Every tool call checks fresh metadata, read, or draft access before touching a provider.
Every client inbox. One secure Claude connection.
Search and triage permitted mailboxes across Google, Microsoft, and IMAP. Draft from the right account. Message bodies are fetched live and never stored.
Assistant sign-in View release brief Open pilot guideOAuth—not passwords
Google and Microsoft mailbox owners authenticate directly with their provider and approve an explicit capability ceiling.
Human sends
Drafts land in the provider mailbox. Efficient MCP has no send capability.