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Lettio MCP

lettio

Private, EU-hosted email for AI agents — read, search, reply and send over MCP (JMAP).

Setup

Choose your client, copy the config, then fill in any required environment variables.

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Local

claude mcp add lettio --env LETTIO_USERNAME='<LETTIO_USERNAME>' --env LETTIO_PASSWORD='<LETTIO_PASSWORD>' -- npx -y @lettio/mcp

Remote

claude mcp add --transport http lettio https://mcp.lettio.eu/mcp

Environment variables

  • LETTIO_USERNAME
  • LETTIO_PASSWORD

Replace the placeholders with your own credentials and keep them out of version control.