Onto for ChatGPT

io.github.ravixalgorithm/onto

Clean Markdown and AI-readability scoring for any URL. Built for AI agents.

client:ChatGPT transport:streamable-http runtime:npm

Install Onto in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.buildonto.dev/mcp

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