western-union

The Western Union Company is a global leader in cross-border, cross-currency money movement, providing money transfer, money order, and other financial services to consumers and businesses worldwide. Western Union's Partnership APIs enable financial institutions, fintech companies, and enterprise customers to integrate WU's global payment network for money transfers, batch payments, FX quotes, and account management across 200+ countries and territories in 130+ currencies. Authentication uses mTLS with client certificates.

western-union publishes 7 APIs on the APIs.io network, including Balances API, Batches API, Customers API, and 4 more. Tagged areas include Fortune 500.

The western-union catalog on APIs.io includes 1 JSON-LD context and 2 Spectral governance rulesets.

western-union’s developer surface includes authentication, developer portal, getting-started guide, and 9 more developer resources.

🌐 Visit website 📡 Source on GitHub

36.7/100 thin ▬ flat Agent 27/100 agent aware Full breakdown ↓
scored 2026-08-25 · rubric v0.14.0

AccessEnterpriseApproval

8 APIs

Fortune 500

Kin Score

Kin Score How this is scored →
scored 2026-08-25 · rubric v0.14.0

Composite quality — 36.7/100 · thin

Contract Quality 15.8 / 25

Developer Ergonomics 5.5 / 20

Access Clarity 6.8 / 20

Operational Transparency 1.0 / 13

Contract Governance 1.6 / 12

Discoverability 5.9 / 10

Agent readiness — 27/100 · agent aware

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

Documented Reversibility 0 / 6

MCP Server 0 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 7 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

Delegated User Identity 0 / 6

Protected Resource Metadata 0 / 5

Registration Without a Human 0 / 6

Agentic Commerce Surface 0 / 5

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/western-union: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 8

Individual APIs this provider publishes, each with its own machine-readable definition.

Rate Limits 1

Documented rate limits and quota policies.

Western Union Rate Limits

2 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

JSON Schema 2

Standalone JSON Schema definitions for this provider's data models.

Examples 3

Example request and response payloads for these APIs.

Press 5

Recent news and press coverage referencing this provider.

Get Started 2

Portal, sign-up, and the first successful call

Portal

Portal

GettingStarted

GettingStarted

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess

AgenticAccess

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

GitHubOrganization

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Authentication

Authentication

Operate 1

Status, limits, changes, and where to get help

Contact

Contact

Commercial 2

Pricing, plans, and the legal terms of use

PrivacyPolicy

PrivacyPolicy

TermsOfService

TermsOfService

Company 2

The organization behind the API

Website

Website

LinkedIn

Other 1

Properties that don't map to a standard resource type

BusinessSolutions

BusinessSolutions

Source (apis.yml)

aid: western-union
specificationVersion: '0.23'
accessModel:
  pricing: enterprise
  onboarding: approval
  trial: false
  try_now: false
  public: false
  label: Enterprise · Requires approval
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/western-union.png
tags:
- Fortune 500
url: https://raw.githubusercontent.com/api-evangelist/western-union/refs/heads/main/apis.yml
modified: '2026-05-19'
description: The Western Union Company is a global leader in cross-border, cross-currency money movement, providing money
  transfer, money order, and other financial services to consumers and businesses worldwide. Western Union's Partnership APIs
  enable financial institutions, fintech companies, and enterprise customers to integrate WU's global payment network for
  money transfers, batch payments, FX quotes, and account management across 200+ countries and territories in 130+ currencies.
  Authentication uses mTLS with client certificates.
apis:
- aid: western-union:open-banking
  name: Western Union Open Banking API
  description: Western Union's PSD2-compliant Open Banking API enables Payment Service Providers to access account information
    (AIS) and initiate payments (PIS) in compliance with European Payment Services Directive 2 (PSD2). The API supports Strong
    Customer Authentication (SCA) and integrates with the WU Business Solutions global payment network.
  humanURL: https://wu-priora.saltedge.com/
  baseURL: https://wu-priora.saltedge.com
  tags:
  - Open Banking
  - PSD2
  - Account Information
  - Payment Initiation
  - Financial-Services
  tags_raw:
  - Open Banking
  - PSD2
  - Account Information
  - Payment Initiation
  - Financial Services
  properties:
  - type: Portal
    url: https://wu-priora.saltedge.com/
  - type: Documentation
    url: https://wu-priora.saltedge.com/
  contact:
  - FN: Western Union Business Solutions
- aid: western-union:western-union-balances-api
  name: western-union Balances API
  description: Holding balance inquiry.
  humanURL: https://developer.westernunion.com/api-money-transfer.html
  baseURL: https://api.westernunion.com
  tags:
  - Balances
  properties:
  - type: OpenAPI
    url: openapi/western-union-balances-api-openapi.yml
  - type: Documentation
    url: https://developer.westernunion.com/api-money-transfer.html
  - type: Portal
    url: https://developer.westernunion.com/getting-started.html
  - type: GettingStarted
    url: https://developer.westernunion.com/getting-started.html
- aid: western-union:western-union-batches-api
  name: western-union Batches API
  description: Payment batch lifecycle management.
  humanURL: https://developer.westernunion.com/api-money-transfer.html
  baseURL: https://api.westernunion.com
  tags:
  - Batches
  properties:
  - type: OpenAPI
    url: openapi/western-union-batches-api-openapi.yml
  - type: Documentation
    url: https://developer.westernunion.com/api-money-transfer.html
  - type: Portal
    url: https://developer.westernunion.com/getting-started.html
  - type: GettingStarted
    url: https://developer.westernunion.com/getting-started.html
- aid: western-union:western-union-customers-api
  name: western-union Customers API
  description: Customer account management.
  humanURL: https://developer.westernunion.com/api-money-transfer.html
  baseURL: https://api.westernunion.com
  tags:
  - Customers
  properties:
  - type: OpenAPI
    url: openapi/western-union-customers-api-openapi.yml
  - type: Documentation
    url: https://developer.westernunion.com/api-money-transfer.html
  - type: Portal
    url: https://developer.westernunion.com/getting-started.html
  - type: GettingStarted
    url: https://developer.westernunion.com/getting-started.html
- aid: western-union:western-union-health-api
  name: western-union Health API
  description: API health check.
  humanURL: https://developer.westernunion.com/api-money-transfer.html
  baseURL: https://api.westernunion.com
  tags:
  - Health
  properties:
  - type: OpenAPI
    url: openapi/western-union-health-api-openapi.yml
  - type: Documentation
    url: https://developer.westernunion.com/api-money-transfer.html
  - type: Portal
    url: https://developer.westernunion.com/getting-started.html
  - type: GettingStarted
    url: https://developer.westernunion.com/getting-started.html
- aid: western-union:western-union-orders-api
  name: western-union Orders API
  description: Payment order management.
  humanURL: https://developer.westernunion.com/api-money-transfer.html
  baseURL: https://api.westernunion.com
  tags:
  - Order
  tags_raw:
  - Orders
  properties:
  - type: OpenAPI
    url: openapi/western-union-orders-api-openapi.yml
  - type: Documentation
    url: https://developer.westernunion.com/api-money-transfer.html
  - type: Portal
    url: https://developer.westernunion.com/getting-started.html
  - type: GettingStarted
    url: https://developer.westernunion.com/getting-started.html
- aid: western-union:western-union-payments-api
  name: western-union Payments API
  description: Individual payment management within a batch.
  humanURL: https://developer.westernunion.com/api-money-transfer.html
  baseURL: https://api.westernunion.com
  tags:
  - Payments
  properties:
  - type: OpenAPI
    url: openapi/western-union-payments-api-openapi.yml
  - type: Documentation
    url: https://developer.westernunion.com/api-money-transfer.html
  - type: Portal
    url: https://developer.westernunion.com/getting-started.html
  - type: GettingStarted
    url: https://developer.westernunion.com/getting-started.html
- aid: western-union:western-union-quotes-api
  name: western-union Quotes API
  description: FX rate and payment quote generation.
  humanURL: https://developer.westernunion.com/api-money-transfer.html
  baseURL: https://api.westernunion.com
  tags:
  - Quotes
  properties:
  - type: OpenAPI
    url: openapi/western-union-quotes-api-openapi.yml
  - type: Documentation
    url: https://developer.westernunion.com/api-money-transfer.html
  - type: Portal
    url: https://developer.westernunion.com/getting-started.html
  - type: GettingStarted
    url: https://developer.westernunion.com/getting-started.html
common:
- type: AgenticAccess
  url: agentic-access/western-union-agentic-access.yml
- type: DomainSecurity
  url: security/western-union-domain-security.yml
- type: Authentication
  url: authentication/western-union-authentication.yml
- type: GitHubOrganization
  url: https://github.com/western-union
- type: Website
  url: https://www.westernunion.com
- type: BusinessSolutions
  url: https://business.westernunion.com
- type: Portal
  url: https://developer.westernunion.com
- type: GettingStarted
  url: https://developer.westernunion.com/getting-started.html
- type: Contact
  url: https://corporate.westernunion.com/fi-partnerships/solutions/
- type: PrivacyPolicy
  url: https://www.westernunion.com/us/en/privacy-statement.html
- type: TermsOfService
  url: https://www.westernunion.com/us/en/digital-service-agreement.html
- type: LinkedIn
  url: https://www.linkedin.com/company/western-union

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western-union

APIs 8

Open Collections 9

Pricing Plans 1

Rate Limits 1

FinOps 1

Semantic Vocabularies 1

Spectral Rules 2

JSON Schema 2

JSON Structure 1

Examples 3

Security Posture 2

Agentic Access 1