Model Check — an agent handed a 3D asset URL verifies it before using or paying for it: $0.001 USDC per call returns structural stats (vertex/triangle counts, materials, textures, animations, extensions) and prioritized optimization recommendations.
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X GET 'https://three.ws/api/x402/model-check' # -> HTTP/1.1 402 Payment Required # the response carries the price, asset and pay-to address. # 2. Pay and retry with any x402 client: npx x402-fetch 'https://three.ws/api/x402/model-check'
Endpoint: https://three.ws/api/x402/model-check. Operated by three.ws, not by Animica. Price and availability were correct at the last probe on 2026-09-02 and are set by the operator, who may change them.
Mint to Mesh (Batch) — resolve 1–10 Solana SPL mints to themed glTF (GLB) cubes in a single paid call instead of paying for N round-trips.
Permit2 + EIP-2612 Gas Sponsoring Demo — forces the gasless Permit2 path so a fresh wallet holding USDC but ZERO ETH can complete the flow. The CDP facilitator …