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apiacre.com research federal-register-search
https://apiacre.com/v1/research/federal-register-search
answers 402
Search newest U.S. Federal Register document metadata by topic, agency, type, and publication date, returning bounded regulatory notices, rules, proposed rules, presidential documents, and links to FederalRegister.gov and official govinfo.gov PDFs.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.02
- Network
- base
- Pay to
- 0xa0BFa4f07281c9b248DC3AED2217836BcA24869B
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 143 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-15T14:26:10.823Z (1h ago)
- Category
- search
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapiacre.com%2Fv1%2Fresearch%2Ffederal-register-search"