← All endpoints
zk.quickai.build prove
https://zk.quickai.build/prove
answers 402
Quick ZK Auth v1.0.1 — Semaphore ZK wallet ownership on Base plus USDC balance attestation at snapshot block (not ZK-hidden balance in v1). ERC-8004 bundles with x402 payment binding.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.05
- Network
- base
- Pay to
- 0x85557C90027354eAeFFe9Ee4B4f4014818d8D3e1
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 207 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-15T14:22:45.154Z (3d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fzk.quickai.build%2Fprove"