MCP is an open standard, not tied to any one AI provider, for how AI clients talk to external data and tools. Think of it as another API sitting alongside IMAP, CalDAV, and CardDAV, except instead of being designed for mail apps or calendar clients, it’s designed for AI models to use directly.
MCP connector
Server URL
https://api.fastmail.com/mcp
Login
OAuth
Tools
Reads data11
Changes data13
Deletes or can't be undone5
Skills
None in the store listings. The server needs sign-in, so we could not check it