MCP Validator for ChatGPT

com.wildrunai/mcp-validator

Score MCP tool definitions 0-100. Checks names, schemas, annotations, and uniqueness.

client:ChatGPT transport:streamable-http

Install MCP Validator in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://wildrunai.com/api/mcp

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