x402 Toolbox for ChatGPT
io.github.swiftbotlab/x402-toolbox
62 pay-per-call web, DNS, EVM and data tools. x402 USDC on Base, $0.003-$0.02 per call, no signup.
client:ChatGPT
transport:streamable-http
tools:62
Install x402 Toolbox in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://x402-toolbox.swiftbotlab.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