Forge Agent Hub for ChatGPT

io.github.forge-agent-hub/forge-agent-mcp

Pay-per-call APIs via x402 USDC on Base. Hosted MCP: original gateway; stdio: full catalog.

client:ChatGPT transport:streamable-http

Install Forge Agent Hub in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://x402-gateway.forge-x402.workers.dev/mcp

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