HostedMCP Directory for ChatGPT

org.hostedmcp/directory

Search MCP servers and agent skills, read their checks, and get install config for your client.

client:ChatGPT transport:streamable-http tools:6

Install HostedMCP Directory in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.hostedmcp.org/mcp

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