Refero for ChatGPT

io.github.referodesign/refero

Search curated design styles, real product screens, and user flows for evidence-based design work.

client:ChatGPT transport:streamable-http

Install Refero in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.refero.design/mcp

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