PromptRefiner for ChatGPT

io.github.evozim/prompt-refiner

Generative prompt optimizer for Midjourney, Sora, and DALL-E.

client:ChatGPT transport:sse

Install PromptRefiner in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://prompt-refiner-mcp.vercel.app/api/mcp

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