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mcp/harbor
Claude Code

proton mail mcp for Claude Code

io.github.alexendros/proton-mail-mcp

Proton Mail MCP via Bridge (IMAP/SMTP) · 13 tools · dual transport stdio + HTTP.

client:Claude Code transport:stdio runtime:npm

Install proton mail mcp in Claude Code

run in your project directory

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

claude mcp add proton-mail-mcp -e PROTON_BRIDGE_HOST=<PROTON_BRIDGE_HOST> -e PROTON_IMAP_PORT=<PROTON_IMAP_PORT> -e PROTON_SMTP_PORT=<PROTON_SMTP_PORT> -e PROTON_USERNAME=<PROTON_USERNAME> -e PROTON_PASSWORD=<PROTON_PASSWORD> -- npx -y @alexendros/proton-mail-mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

proton mail mcp in other clients

proton mail mcp MCP server