FINA API Documentation

FINA lets your business buyers split payments into flexible repayment plans — Buy Now, Pay Later built for B2B in Saudi Arabia. Pick your integration type to get started.

Try the Interactive Demo

Play a buyer checking out with FINA — in a mock third-party web shop and mobile app — and watch every API call your backend would make, live in a console.

2-minute playNo signupNo API keys

Direct MerchantFINA in your own checkout.MarketplaceFINA for your sellers — seller-aware.

Integration types

Direct MerchantOffer FINA BNPL directly in your own checkout. Eligibility, repayment plan selection, OTP-secured orders, and reconciliation.MarketplaceOffer FINA to buyers purchasing from sellers on your marketplace platform.

ERPComing soonEmbed FINA credit into ERP-driven ordering and invoicing workflows.

Key capabilities

Plug & play — minimal changes to your existing checkout flow.
Real-time eligibility — instant check of onboarding status and available credit.
Repayment plan selection — cost breakdown, installment schedule, and credit eligibility per plan.
Secure authorisation — OTP-based payment confirmation over SMS.
Post-order operations — invoice attachment, delivery confirmation, and invoice retrieval for reconciliation.

Next Authentication