Marrow for ChatGPT

id.marrow/marrow

Evidence-grounded, graph-connected, correctable memory for agents.

client:ChatGPT transport:streamable-http runtime:npm

Install Marrow in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.marrow.id

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