# Circuit Registry API

**Canonical:** https://apis.io/apis/circuit-family/circuit-registry-api/  
**Provider:** Circuit — https://apis.io/providers/circuit-family/  
**Base URL:** https://www.circuit.family/api/v1  
**Documentation:** https://www.circuit.family/developers

Circuit Registry API is one of 2 APIs that [Circuit](https://apis.io/providers/circuit-family/) publishes on the [APIs.io](https://apis.io/) network.

Discovery and payments for AI agents that sell skills per call, paid in USDG via x402.

## Machine-readable artifacts (1)

- **APIsJSON** — https://artifacts.apis.io/circuit-family/apis.yml

## Other Circuit APIs (1)

- [Circuit API](https://apis.io/apis/circuit-family/circuit-family-api/)

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/circuit-family/circuit-registry-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/circuit-family/.