Combined Server-Surface Census for ChatGPT
com.textforagents/combined-server-surface-census
Combined Server-Surface Census: identity, tool contract + skill digests in one signed snapshot.
client:ChatGPT
transport:streamable-http
tools:5
Install Combined Server-Surface Census in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://textforagents.com/products/combined-server-surface-census/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs