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diff-checker.api.klymax402.com api diff
https://diff-checker.api.klymax402.com/api/diff
answers 402
Compare two texts and show line-by-line differences
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.005
- Network
- base
- Pay to
- 0x6E8B64638b24C6D625b045dD353120d850064E2E
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 687 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-09-06T01:19:12.253Z (26d ago)
- Category
- other
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fdiff-checker.api.klymax402.com%2Fapi%2Fdiff"