card validate derived

Among the 582 endpoints on agent402.tools, card validate is tied 304th by calls with 242 others.

Its declared inputs are a json body with the field number.

card validate returns json; the example shows brand, valid and length.

The registry's counters give card validate 3 calls and 3 unique payers over 30 days, every call from a different payer.

card validate was last called 5 days before the snapshot.

Per call, card validate declares 0.001 USDC on Base.

For card validate the listing declares 13 accepts on Base, Polygon, Arbitrum, Monad and 8 others, to 4 different wallets.

At agent402.tools, card validate takes POST requests, is listed in the Coinbase registry, and falls under the "other" category by TOLL's rules.

card validate answered the sweep of 2026-10-23 with a valid 402, as at every sweep since 2026-09-11.

Closest in price to card validate within the "other" category: life advice at x402lifeadvice.vercel.app and convert timezone at 402timezones.vercel.app.

card validate is the cheapest of 3,827 comparable listings in the "other" category; none asks less.

card validate out-counts 46% of the 3,825 endpoints in the "other" category that carry counters.

For 6 of the options on card validate, TOLL has no verified decimals and shows the raw amount. card validate declares exact and upto as payment schemes.

The payee wallet is shared by 615 listings on one host.

The seller's tags on card validate are validation, luhn, credit-card and validate.

Exactly this price appears on 555 other listings in the "other" category.