How do I install mailsink?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

Is mailsink official?

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 50 (Fair). The formula is published on the methodology page.

MCPpedia

mailsink MCP Server — Install for Claude, Cursor & VS Code | MCPpedia

mailsink MCP Server

Name: mailsink MCP Server
Author: heocoi

Disposable inboxes for AI agents and CI: catch the verification email, read the OTP or link.

Tools Versions Alternatives

Registryheocoi

50Fair

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "heocoi-mailsink-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mailsink/mcp@0.1.5"
      ],
      "env": {
        "MAILSINK_API_KEY": "YOUR_MAILSINK_API_KEY",
        "MAILSINK_API_URL": ""
      }
    }
  }
}

Install guide

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Environment

Name	Required	Notes
MAILSINK_API_KEY	Yes	Your MailSink API key. Get it at https://mailsink.dev/auth/github Secret.
MAILSINK_API_URL	No	Optional API base URL override (defaults to https://api.mailsink.dev)

mailsink MCP Server

Install

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Environment

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