MockHero for ChatGPT

io.github.dinosaur24/mockhero

Generate realistic relational test data — 156 field types, 22 locales, JSON/CSV/SQL, free previews.

client:ChatGPT transport:streamable-http runtime:npm

Install MockHero in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mockhero.dev/mcp/agent

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