aid: affirm
url: https://raw.githubusercontent.com/api-evangelist/affirm/refs/heads/main/apis.yml
name: Affirm
kind: company
description: Affirm is a buy-now-pay-later platform offering installment loans at point-of-sale via merchant SDKs and direct
  APIs. Public Series A through F-funded company.
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
- Fintech
- BNPL
- Lending
- Payments
- Consumer
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
apis:
- name: Affirm Checkout API
  description: Initialize and authorize Affirm checkout flows for online merchants.
  humanURL: https://docs.affirm.com/developers
  baseURL: https://api.affirm.com
  tags:
  - Checkout
  - BNPL
  properties:
  - type: Documentation
    url: https://docs.affirm.com/developers
- name: Affirm Charges API
  description: Capture, void, and refund Affirm charges; read transaction details.
  humanURL: https://docs.affirm.com/developers
  baseURL: https://api.affirm.com
  tags:
  - Charges
  - Payments
  properties:
  - type: Documentation
    url: https://docs.affirm.com/developers
- name: Affirm Transactions API
  description: Read transactions, settlements, and disputes.
  humanURL: https://docs.affirm.com/developers
  baseURL: https://api.affirm.com
  tags:
  - Transactions
  - Settlements
  properties:
  - type: Documentation
    url: https://docs.affirm.com/developers
common:
- type: Website
  url: https://www.affirm.com/
- type: Plans
  url: plans/affirm-plans-pricing.yml
- type: RateLimits
  url: rate-limits/affirm-rate-limits.yml
- type: FinOps
  url: finops/affirm-finops.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com