mcp server for ChatGPT

com.pingvalid/mcp-server

Email validation for Claude and any MCP client — verdicts with evidence, bulk jobs, refunds.

client:ChatGPT transport:streamable-http

Install mcp server in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://pingvalid.com/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs