Can Claude Code use Proton Mail?
Updated October 27, 2026 · from live checks of 50,180 MCP servers · Methodology
Built a Proton Mail MCP server? Get the Verified vendor label so Claude Code users can tell yours apart. Get Verified ($49/mo) → · How to get it discovered (free guide)
Local Proton Mail servers
| Server | Publisher | Status | Sign-in | Tools | Trust |
|---|---|---|---|---|---|
| Proton Bridge MCP Yours? Claim it | Registry domain | Local install | No auth | — | C |
| Proton Mail (unofficial) Yours? Claim it | Community | Local install | API key | — | C |
| owlpost Yours? Claim it | Community | Local install | No auth | — | C |
| Proton Mail MCP Yours? Claim it | Community | Local install | API key | — | C |
| Baryon — Proton Mail via Bridge Yours? Claim it | Community | Local install | No auth | — | C |
| Proton Safe MCP Yours? Claim it | Community | Local install | No auth | — | C |
| Protonlite Yours? Claim it | Community | Local install | No auth | — | C |
| Proton Workflow Connector Yours? Claim it | Community | Local install | API key | — | C |
How to add Proton Mail to Claude Code
- Remote server: run
claude mcp add --transport http <name> <url>. - Local server: run
claude mcp add <name> -- <command>with the install command from the server page. - Run
/mcpinside Claude Code to sign in.
Menus change, so check Anthropic's Claude Code MCP docs. Every server page has a copy-paste config for Claude Code.
Is it safe to connect Proton Mail to Claude Code?
Check the publisher and trust grade first. Proton Mail doesn't run an official MCP server we can verify, so every server here comes from a third party and can see whatever your account can.
Can ChatGPT or Claude connect to Proton Mail?
See https://canmyaiuse.pages.dev/can/chatgpt/proton/ and https://canmyaiuse.pages.dev/can/claude/proton/
Does Proton Mail have an official MCP server?
Not that we can verify: it isn't in the official MCP Registry as of 2026-10-27, and we haven't found a server hosted by Proton Mail itself. Full list: https://canmyaiuse.pages.dev/apps/proton/
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