MCP server
PO6 Mailbox Official
com.po6/mailbox
Checked 26 Oct 2026, 08:29 UTC · It answered and asked for a sign-in
Give AI agents secure access to your email via private aliases with dedicated mailbox storage.
Signs in with your accountVerified publisher: po6.com
https://mcp.po6.com
At a glance
- Type
- MCP server
- Publisher
- po6.com (verified by the MCP Registry)
- Status
- Signs in with your account
- Sets up in
- Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
- Last checked
- 26 Oct 2026, 08:29 UTC
Connect it to your agent
Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.
Claude Code
claude mcp add --transport http mailbox https://mcp.po6.com
Claude Desktop
Settings → Connectors → Add custom connector, and paste the URL.
Codex (config.toml)
[mcp_servers.mailbox] url = "https://mcp.po6.com"
Gemini CLI
{"mcpServers":{"mailbox":{"httpUrl":"https://mcp.po6.com"}}}
Cursor
{"mcpServers":{"mailbox":{"url":"https://mcp.po6.com"}}}
VS Code
{"servers":{"mailbox":{"type":"http","url":"https://mcp.po6.com"}}}
Antigravity
agy mcp add mailbox https://mcp.po6.com
ChatGPT
Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.
OpenAI API (Responses tools)
{"type":"mcp","server_label":"mailbox","server_url":"https://mcp.po6.com","require_approval":"always"}
Grok (xAI API tools)
{"type":"mcp","server_label":"mailbox","server_url":"https://mcp.po6.com"}
Signs in with your account: your agent app opens a sign-in page the first time you use it.
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