aid: increase
url: https://raw.githubusercontent.com/api-evangelist/increase/refs/heads/main/apis.yml
name: Increase
x-type: company
description: Increase is a banking and payments API providing direct ACH, wire, RTP, FedNow, check, and card programs. Bank-direct
  connectivity (no aggregator middle layer).
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
- Fintech
- Banking
- Payments
- ACH
- Wires
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
apis:
- name: Increase ACH API
  description: Send and receive ACH transfers, debits, returns, and reversals via the Increase platform.
  humanURL: https://increase.com/documentation/api
  baseURL: https://api.increase.com
  tags:
  - ACH
  - Payments
  - Banking
  properties:
  - type: Documentation
    url: https://increase.com/documentation/api
  - type: OpenAPI
    url: openapi/increase-openapi.json
- name: Increase Wire Transfers API
  description: Originate Fedwire transfers and process inbound wires and reversals.
  humanURL: https://increase.com/documentation/api
  baseURL: https://api.increase.com
  tags:
  - Wires
  - Payments
  - Banking
  properties:
  - type: Documentation
    url: https://increase.com/documentation/api
  - type: OpenAPI
    url: openapi/increase-openapi.json
- name: Increase Real-Time Payments API
  description: Send and receive RTP and FedNow instant payments with account validation.
  humanURL: https://increase.com/documentation/api
  baseURL: https://api.increase.com
  tags:
  - RTP
  - FedNow
  - Instant Payments
  properties:
  - type: Documentation
    url: https://increase.com/documentation/api
  - type: OpenAPI
    url: openapi/increase-openapi.json
- name: Increase Check API
  description: Issue Check 21 originations, deposit checks, and configure positive pay and lockboxes.
  humanURL: https://increase.com/documentation/api
  baseURL: https://api.increase.com
  tags:
  - Check
  - Payments
  properties:
  - type: Documentation
    url: https://increase.com/documentation/api
  - type: OpenAPI
    url: openapi/increase-openapi.json
- name: Increase Cards API
  description: Issue physical and digital cards, run real-time decisions, manage wallets and disputes.
  humanURL: https://increase.com/documentation/api
  baseURL: https://api.increase.com
  tags:
  - Cards
  - Issuing
  properties:
  - type: Documentation
    url: https://increase.com/documentation/api
  - type: OpenAPI
    url: openapi/increase-openapi.json
- name: Increase Accounts API
  description: Open and manage standard and loan accounts with deposit insurance.
  humanURL: https://increase.com/documentation/api
  baseURL: https://api.increase.com
  tags:
  - Accounts
  - Banking
  properties:
  - type: Documentation
    url: https://increase.com/documentation/api
  - type: OpenAPI
    url: openapi/increase-openapi.json
common:
- type: Website
  url: https://increase.com/
- type: Plans
  url: plans/increase-plans-pricing.yml
- type: RateLimits
  url: rate-limits/increase-rate-limits.yml
- type: FinOps
  url: finops/increase-finops.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com