Agent Master Data for ChatGPT

com.agentmasterdata/agent-master-data

Paid x402 API and MCP for trusted public master data, golden records, and reference data.

client:ChatGPT transport:streamable-http

Install Agent Master Data in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.agentmasterdata.com/mcp

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