Connect Google, Microsoft 365, and Proton (via Bridge Connector), then let the assistant propose actions with guarded autopilot rules.
Google + Microsoft
OAuth connections, incremental sync, unified thread/event storage.
Proton Business
User-side Connector that talks to Proton Bridge IMAP/SMTP and syncs to the cloud.
Guarded autopilot
Policy-driven execution with approvals, audit logs, and revocation.