x402 Used Car QuickCheck

Endpoints (4 live)

• POST /car-check — Evaluate a used car before purchase. Compares the asking price with up to 50 current dealer listings in Canada or the U.S., matched by year, make, model, mileage and optional trim/location. Returns robust median and quartile pricing, deal rating, confidence, sample size and risk flags. Use for fast used-car price checks. (0.01 USDC on Base)
• POST /deep-check — Used Car DeepCheck is an AI-ready pre-purchase used car valuation, vehicle pricing, and deal analysis API for buyers and agents. Use it before buying a used car to check if the asking price is fair, compare live dealer listings, estimate market value, fair value, negotiation target, and maximum buy price, then return BUY, NEGOTIATE, or WALK AWAY. Supports Canada and U.S. markets with optional VIN, mileage, trim, location, listing history, and market-turnover intelligence. (0.99 USDC on Solana)
• GET /deep-check — Used Car DeepCheck is an AI-ready pre-purchase used car valuation, vehicle pricing, and deal analysis API for buyers and agents. Use it before buying a used car to check if the asking price is fair, compare live dealer listings, estimate market value, fair value, negotiation target, and maximum buy price, then return BUY, NEGOTIATE, or WALK AWAY. Supports Canada and U.S. markets with optional VIN, mileage, trim, location, listing history, and market-turnover intelligence. (0.99 USDC on Solana)
• GET /car-check — Evaluate a used car before purchase. Compares the asking price with up to 50 current dealer listings in Canada or the U.S., matched by year, make, model, mileage and optional trim/location. Returns robust median and quartile pricing, deal rating, confidence, sample size and risk flags. Use for fast used-car price checks. (0.01 USDC on Solana)