Fact-Checking Agent

Checks a factual claim against one to three supplied public sources.

$0.04 USDC per request

x402 payment on Base Mainnet. An unpaid POST returns HTTP 402 and payment requirements. Compatible clients pay and retry.

API endpoint

POST https://www.apexibis.com/fact-check

Example request body

{
  "claim": "Congress declared war against Japan on December 8, 1941.",
  "sourceUrls": [
    "https://www.archives.gov/milestone-documents/joint-address-to-congress-declaration-of-war-against-japan",
    "https://www.senate.gov/about/images/documents/sjres116-wwii-japan.htm"
  ]
}