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Increase Simulations API

Sandbox-only endpoints for deterministic testing.

Increase Simulations API is one of 16 APIs that Increase publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Simulations. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

This API exposes 3 operations across 3 paths. 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.

3 operations 3 paths 0 schemas 3 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.1.0
API Version
0.0.1
Base URL
https://api.increase.com
Authentication
HTTP Bearer
Contact
Resource Areas
1

Authentication & Security 1

Increase Simulations 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 3

Across 3 paths, the API surfaces 3 operations — 3 POST. Each is listed below with its method, path, parameters, and response codes.

Simulations 3

Sandbox-only endpoints for deterministic testing.

POST
/simulations/inbound_ach_transfers
Simulate an inbound ACH transfer
simulateInboundACHTransfer body → 200
POST
/simulations/card_authorizations
Simulate a card authorization
simulateCardAuthorization body → 200
POST
/simulations/inbound_wire_transfers
Simulate an inbound wire transfer
simulateInboundWireTransfer body → 200

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

increase-com-simulations-api-openapi.yml Raw ↑

Other APIs Increase publishes across the network.

Increase Account Numbers API
Increase Accounts API
Increase ACH Transfers API
Increase Bookkeeping API
Increase Card Payments API
Increase Card Profiles API
Increase Cards API
Increase Check Transfers API
Increase Entities API
Increase Events API
Increase External Accounts API
Increase Lockboxes API