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lauf.halowerk.com v1 form-dryrun
https://lauf.halowerk.com/v1/form-dryrun
answers 402
Loads a public https page, finds the requested form, fills your values into it in a real headless browser and reports what a submission would run into — without submitting. Each field is checked against what the page itself declares: whether it is required and empty, whether the value matches the field type for email, url, number, tel, date, time and color, and whether a select value is one of the
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.01
- Network
- base
- Pay to
- 0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 519 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-15T14:39:09.770Z (1d ago)
- Category
- web-scraping
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Flauf.halowerk.com%2Fv1%2Fform-dryrun"