readm3 for ChatGPT

com.profullstack/readm3

Read any URL as markdown (readm3.com)

client:ChatGPT transport:streamable-http tools:1

Install readm3 in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://readm3.com/mcp

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