Lumberroom for ChatGPT
cloud.lumberroom/lumberroom
Durable shared memory for AI agents: search, write and correct facts, with per-client policy.
client:ChatGPT
transport:streamable-http
Install Lumberroom in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://mcp.lumberroom.cloud/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs