Increase Card Payments API
Card authorization and settlement lifecycle.
Increase Card Payments API is one of 16 APIs that Increase publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Card Payments. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.
This API exposes 6 operations across 5 paths, and defines 1 schema. It is described by OpenAPI 3.1.0, at version 0.0.1.
Requests are made against 2 base URLs: https://api.increase.com, https://sandbox.increase.com.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
Increase Card Payments API declares
1 security scheme
for authenticating requests.
It accepts HTTP bearer tokens (bearerAuth).
By default, every request must be authenticated.
bearerAuth— Increase API key passed as Authorization: Bearer YOURAPIKEY. Keys are environment-scoped (production vs sandbox). OAuth is also supported for platform / Increa…
Paths & Operations 6
Across 5 paths, the API surfaces 6 operations — 4 GET, 2 POST. Each is listed below with its method, path, parameters, and response codes.
Card authorization and settlement lifecycle.
Schemas 1
The contract defines 1 schema that model the data the API accepts and returns. The most detailed is CardPayment (6 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
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