Lending

Auto-loan payment including state sales tax (verified 2026 rates), trade-in credit, down payment, and fees.

Auto-loan payment including state sales tax (verified 2026 rates), trade-in credit, down payment, and fees.

Payment: x402 ($0.05 USDC on eip155:8453). Call unpaid to receive an HTTP 402 with requirements, then retry with the PAYMENT-SIGNATURE header. Method: tax = (price − tradeIn)·stateRate; financed = price − down − tradeIn + tax + fees; payment amortized

post/v1/lending/auto-loan

Request

  • Base URL: (relative, and it does not resolve against the document’s source URL)
  • URL: /v1/lending/auto-loan
  • Auth: none declared

Request body

vehiclePricenumber required
downPaymentnumber
tradeInValuenumber
statestring
salesTaxLocalPctnumber
feesnumber
aprnumber required
termMonthsnumber

Response

Verified result + provenance (formula, sources, reproducible SHA-256 hash).

Changes

No recorded changes to this operation across all 1 revision of this API.