Check a URL before you cite, visit or trust it: liveness, final URL and redirect chain, soft-404 detection, page title, domain registration age (RDAP), robots.txt policy for AI agents, and Wayback Machine snapshot availability. $0.002 per check.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.002000 USDC | 0xB972...B62c |