spendctl for ChatGPT

dev.spendctl/spendctl

Spend policy for AI agents that pay (x402, MPP). Login-free sandbox, real sidecar, no real funds.

client:ChatGPT transport:streamable-http tools:8

Install spendctl in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.spendctl.dev/mcp

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