Unit

Unit is a Banking-as-a-Service platform offering REST APIs for customers and applications, deposit/credit/wallet accounts, cards (issuance, authorizations, disputes), payments (ACH, wire, book, batch), transactions, statements, and webhooks. OAuth 2.0 with org-level and customer tokens; idempotency and tagging built in.

2 APIs 0 Features

FinTechBaaSBankingPaymentsCard IssuingACH

APIs

Unit REST API

REST API covering Applications, Customers, Accounts (deposit/credit/wallet), Cards (issue, authorizations, disputes), Payments (ACH, wire, book, batch), Transactions, Statements...

Unit Webhooks

Outbound HTTP webhook delivery for events across applications, customers, accounts, cards, transactions, payments, and disputes.

Resources

Sources

aid: unit
url: https://raw.githubusercontent.com/api-evangelist/unit/refs/heads/main/apis.yml
name: Unit
kind: company
description: Unit is a Banking-as-a-Service platform offering REST APIs for customers
  and applications, deposit/credit/wallet accounts, cards (issuance, authorizations,
  disputes), payments (ACH, wire, book, batch), transactions, statements, and webhooks.
  OAuth 2.0 with org-level and customer tokens; idempotency and tagging built in.
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
  - FinTech
  - BaaS
  - Banking
  - Payments
  - Card Issuing
  - ACH
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
apis:
  - aid: unit:rest-api
    name: Unit REST API
    description: REST API covering Applications, Customers, Accounts (deposit/credit/wallet),
      Cards (issue, authorizations, disputes), Payments (ACH, wire, book, batch), Transactions,
      Statements, Tokens, and Webhooks. JSON:API style.
    humanURL: https://www.unit.co/docs/api
    baseURL: https://api.unit.co
    tags:
    - REST
    - Banking
    - Payments
    - Card Issuing
    properties:
    - type: Documentation
      url: https://www.unit.co/docs/api
    - type: Sandbox
      url: https://api.s.unit.sh
  - aid: unit:webhooks
    name: Unit Webhooks
    description: Outbound HTTP webhook delivery for events across applications, customers,
      accounts, cards, transactions, payments, and disputes.
    humanURL: https://www.unit.co/docs/api/webhooks
    baseURL: https://api.unit.co/webhooks
    tags:
    - Webhooks
    properties:
    - type: Documentation
      url: https://www.unit.co/docs/api/webhooks
common:
  - type: LinkedIn
    url: https://www.linkedin.com/company/unit-finance
  - type: Website
    url: https://www.unit.co/
  - type: Plans
    url: plans/unit-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/unit-rate-limits.yml
  - type: FinOps
    url: finops/unit-finops.yml
  - type: Integrations
    url: https://www.unit.co/integrations
integrations:
  - name: The unit
  - name: X (twitter)
  - name: Linkedin
  - name: PCI DSS Validated
  - name: AICPA SOC
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com