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fetch.halowerk.com diff
https://fetch.halowerk.com/diff
payable
Compare a page against its last stored state, or two supplied documents, and report only the content changes.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.003
- Network
- base
- Pay to
- 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 550 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-10T09:12:00.223Z (3d ago)
- Category
- web-scraping
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Ffetch.halowerk.com%2Fdiff"