mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments for ChatGPT

io.github.timwal78/mcp-x402

85+ pay-per-call MCP tools: trading, federal grants/contracts, SEC, FTD. x402 USDC/RLUSD. No keys.

client:ChatGPT transport:streamable-http tools:3

Install mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp-x402.onrender.com/mcp

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