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Check

Use Check for a changed/unchanged signal and optional compact text diff. Exactly one URL or existing watch ID; URL plus rules can create a watch, whereas watch_id reuses saved rules and forbids overrides. Use Smart Diff for structured changes. On-demand only; x402 $0.005 USDC on Base, including cache hits.

POST https://api.fresh402.com/v1/check

0.005 USDC on Base · payTo 0xFAC492A8D7843C9aFCCa6A1691BCCB5425ab14F3

Status: unverified (probe-pending)

Settlement: direct to the seller's payTo — 0% HIVE402 take

Payment routes