OpenAPI

Flint Pay publishes the public /v1 HTTP API schema at /v1/openapi.json.

GET/v1/openapi.json

Retrieve the OpenAPI 3.0.3 specification for the public /v1 HTTP API.

What It Includes#

Every documented /v1 path
Request and response schemas
Error envelope schemas
Auth and idempotency header definitions
Enum values and pagination parameters

Auth#

GET /v1/openapi.json does not require an API key.

Download The Spec#

Bash

curl -s https://api.withflintpay.com/v1/openapi.json

Common Uses#

SDK and client generation
Contract inspection in CI
Agent tooling that prefers structured API schemas over prose
Comparing deployed /v1 behavior with your integration assumptions

The OpenAPI document is the best machine-readable view of the public REST surface. For workflow guidance and integration patterns, use the guides alongside it.