geometry.openverbs.com publishes 2 machine-payable endpoints over the x402 protocol, priced from $0.004 to $0.004 per call. Each was probed directly; the response code below is what it returned.
| Endpoint | Method | Price | Probe |
|---|---|---|---|
| /v1/polygon | GET | $0.004 | 402 |
| /v1/triangle | GET | $0.004 | 402 |
Area (shoelace formula), perimeter and centroid of a simple polygon given its vertices in order. Vertices are treated as a closed ring (last connects to first).
Area (Heron's formula), perimeter and interior angles of a triangle from its three side lengths. Sides that violate the triangle inequality are rejected as a clean 400.