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Affirm Disputes API

Operations for listing, retrieving, contesting, and closing payment disputes initiated by customers.

Affirm Disputes API is one of 11 APIs that Affirm publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Disputes. The published artifact set on APIs.io includes an OpenAPI specification.

This API exposes 4 operations across 4 paths, and defines 4 schemas. It is described by OpenAPI 3.2.0, at version 3.0.

Requests are made against 2 base URLs: https://api.affirm.com/api/v3, https://sandbox.affirm.com/api/v3.

4 operations 4 paths 4 schemas 2 GET2 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
3.0
Base URL
https://api.affirm.com
Authentication
HTTP Basic
Terms of Service
Resource Areas
1

Authentication & Security 1

Affirm Disputes API declares 1 security scheme for authenticating requests. It accepts HTTP basic authentication (basicAuth). By default, every request must be authenticated.

  • basicAuth — HTTP Basic Authentication using the merchant's public API key as the username and private API key as the password, Base64-encoded as per RFC 7617.

Paths & Operations 4

Across 4 paths, the API surfaces 4 operations — 2 GET, 2 POST. Each is listed below with its method, path, parameters, and response codes.

Disputes 4

Operations for listing, retrieving, contesting, and closing payment disputes initiated by customers.

GET
/disputes
Affirm List Disputes
listDisputes 3 params → 200401
GET
/disputes/{dispute_id}
Affirm Get a Dispute
getDispute 1 param → 200401404
POST
/disputes/{dispute_id}/close
Affirm Close a Dispute
closeDispute 1 param body → 200400401404
POST
/disputes/{dispute_id}/evidence
Affirm Submit Dispute Evidence
submitDisputeEvidence 1 param body → 200400401404

Schemas 4

The contract defines 4 schemas that model the data the API accepts and returns. The most detailed are Dispute (12 properties), EvidenceRequest (6 properties), EvidenceItem (4 properties), Error (3 properties). Each schema is shown below with its type and property counts.

Dispute
object
Represents a payment dispute filed by a customer against an Affirm transaction, including its current status, reason, and any evidence submitted by the merchan…
12 properties
EvidenceRequest
object
Request body for submitting evidence to contest a dispute. May include file references, textual explanations, and shipping/tracking details.
6 properties
EvidenceItem
object
A single piece of evidence associated with a dispute.
4 properties
Error
object
Standard error response returned by the Affirm API.
3 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

affirm-disputes-api-openapi.yml Raw ↑

Other APIs Affirm publishes across the network.

Affirm Checkout API
Affirm Charges API
Affirm Transactions API
Affirm Authorization API
Affirm Cards API
Affirm Checkouts API
Affirm Promos API
Affirm Settlement Events API
Affirm Transaction Events API
Affirm Transactions API
Where this information came from

This is an independent, third-party profile of Affirm Disputes API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

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