MX Probe MCP Server

MX Probe is an MCP integration. Email verification for AI agents: send, hold or kill with the reason. Signup and credits by API.

Packages and local setup

The published npm package is mxprobe, version 0.2.6. Its declared MCP transport is stdio.

The package declares MXPROBE_API_KEY: Hosted-tier API key from POST /v1/signup or the signup tool. Without it the verify tools run the free local DNS tier..

This package has launch arguments in its registry record. Use the maintainer’s configuration for those arguments rather than launching it with only the package name.

Before connecting

Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.

Project and source

View the publisher’s registry entry · Project repository · Project website. This profile uses version 0.2.6 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.

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