Affirm (affirm)

Affirm is a Buy Now Pay Later platform offering installment financing at checkout for merchants in the US and Canada.

URL: Visit APIs.json URL

Run: Capabilities Using Naftiko

Type

• x-type: company

Tags

• Fintech, BNPL, Payments, Lending

Timestamps

• Created: 2026-05-08
• Modified: 2026-05-08

APIs

• Affirm Checkout API — Initialize and authorize Affirm checkout flows for online merchants.
• Affirm Charges API — Capture, void, and refund Affirm charges; read transaction details.
• Affirm Transactions API — Read transactions, settlements, and disputes.

Common Properties

• Website
• Plans — placeholder, pipeline reconciles later
• RateLimits — placeholder
• FinOps — FOCUS-aligned placeholder

Documentation

• Developer Docs
• API Reference

Maintainers

FN: Kin Lane

Email: kin@apievangelist.com