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backend-production-716d3.up.railway.app @stbclaudeprod proof
https://backend-production-716d3.up.railway.app/x402/@stbclaudeprod/proof/
answers 402
A $0.01 proof-of-life resource for SpendTheBits x402 (returns a JSON heartbeat).
We sent a real
GET request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.01
- Network
- base
- Pay to
- 0xBe5cb96D1Bd2B4d5D5C0A1f16266cc0ba2849D30
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- GET
- Response latency
- 402 ms
- Payment options
- 4 usable of 4
- Last checked
- 2026-09-06T01:22:30.991Z (32d ago)
- Category
- other
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fbackend-production-716d3.up.railway.app%2Fx402%2F%40stbclaudeprod%2Fproof%2F"