basebalance.cloud — x402 RPC & MCP gateway for ChatGPT

cloud.basebalance/basebalance

USDC-gated Base JSON-RPC: free 10 req/min, $0.50 per 10k. Failover, cache, /mcp, ledger.

client:ChatGPT transport:streamable-http

Install basebalance.cloud — x402 RPC & MCP gateway in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://basebalance.cloud/mcp

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