API Acre · Research Federal Register Search

import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://apiacre.com/v1/research/federal-register-search", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    "agency_slugs": [
      "commerce-department"
    ],
    "document_types": [
      "NOTICE",
      "PRORULE"
    ],
    "max_results": 10,
    "published_from": "2026-01-01",
    "query": "artificial intelligence"
  }),
});
const data = await res.json();

curl -X POST \
  "https://apiacre.com/v1/research/federal-register-search" \
  -H "Content-Type: application/json" \
  -d '{"agency_slugs":["commerce-department"],"document_types":["NOTICE","PRORULE"],"max_results":10,"published_from":"2026-01-01","query":"artificial intelligence"}' \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "data": {
    "description": "Documents matching 'artificial intelligence', published on or after 01/01/202...",
    "disclaimer": "Public regulatory-document discovery for research only; verify the linked off...",
    "documentation": "https://www.federalregister.gov/developers/documentation/api/v1",
    "documents": [
      {
        "citation": "91 FR 52042",
        "documentNumber": "2026-16371",
        "publicationDate": "2026-08-12",
        "title": "Request for Information (RFI) on Modernizing the National Vulnerability Datab...",
        "type": "Notice"
      }
    ],
    "documentsReturned": 1,
    "documentsTruncated": true,
    "limitations": [
      "Results are newest-first and bounded by max_results; totalMatches may exceed ...",
      "FederalRegister.gov is an unofficial informational display and does not repla...",
      "Search results, abstracts, dates text, agency metadata, and significance flag..."
    ],
    "query": {
      "agencySlugs": [
        "commerce-department"
      ],
      "documentTypes": [
        "NOTICE",
        "PRORULE"
      ],
      "publishedFrom": "2026-01-01",
      "publishedTo": null,
      "term": "artificial intelligence"
    },
    "retrievedAt": "2026-08-13T00:00:00Z",
    "source": "https://www.federalregister.gov/api/v1/documents.json",
    "totalMatches": 12
  },
  "meta": {
    "cached": false,
    "duration_ms": 42,
    "next_actions": [],
    "sources": [],
    "warnings": []
  },
  "request_id": "018f1f54-7f38-7ba2-8dc3-5f90272d9f1a",
  "service": "research.federal-register-search",
  "version": "1"
}