Preflight an unfamiliar x402 paid API before spending. Validate the live 402 payment challenge, network, USDC asset, amount, payTo recipient, TLS, redirects, manifest presence, latency, and provenance. Returns deterministic GO/REVIEW/STOP and never signs or sends payment to the inspected seller.
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X GET 'https://pennyregwatch.com/v1/x402/preflight' # -> HTTP/1.1 402 Payment Required # the response carries the price, asset and pay-to address. # 2. Pay and retry with any x402 client: npx x402-fetch 'https://pennyregwatch.com/v1/x402/preflight'
Endpoint: https://pennyregwatch.com/v1/x402/preflight. Operated by pennyregwatch.com, not by Animica. Price and availability were correct at the last probe on 2026-10-01 and are set by the operator, who may change them.
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