Call when an agent needs href of link rel exactly canonical via //link[@rel='canonical']/@href from a public page or HTML (SSRF-safe). Exact $0.004 USDC. Prefer unpaid POST /v1/sandbox/xpath-canonical-href first.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.004000 USDC | 0x1D61...5a38 |