"Google Pub/Sub" matching MCP connectors:

Teaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 19 rules, 6 comps.

Email verification for AI agents — verify, clean & validate emails; self-onboard + crypto pay

AI-powered virtual assistant that connects to Gmail, Outlook, Slack, Salesforce, HubSpot, Google Calendar, DocuSign, QuickBooks, and 20+ other services. Manage your entire professional life through a single Claude conversation — email, calendar, CRM, documents, travel, expenses, and more.

Heldly reads your Google Calendar directly, places tentative holds on every host's calendar, and emails the invitee a one-click picker. The moment the invitee picks, Heldly confirms the chosen slot and deletes the siblings across every host's calendar in the same request. No reusable booking page, no in-app form, no calendar cleanup.

Multiple Google accounts (Gmail, Calendar, Drive, Contacts, Tasks) in one Claude connector.

Permissioned access to Gmail, Drive and Calendar via the user's own Google account