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api.delx.ai x402 x402-payment-header-shape
https://api.delx.ai/api/v1/x402/x402-payment-header-shape
answers 402
X402 Payment Header Shape: X402 Payment Header Shape checks a caller-supplied payment header for bounded base64 or JSON shape from bounded caller-supplied values without an external provider. Call X402 Payment Header Shape before paying for or accepting an x402 or agent delivery assembled from caller-supplied challenge and result metadata. Returns contract-specific checks, normalized evidence, mis
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.001
- Network
- base
- Pay to
- 0x9f8bd9875b3E0b632a24A3A7C73f7787175e73A2
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 150 ms
- Payment options
- 3 usable of 3
- Last checked
- 2026-08-15T14:29:17.085Z (1h ago)
- Category
- ai-inference
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.delx.ai%2Fapi%2Fv1%2Fx402%2Fx402-payment-header-shape"