aid: momo
name: MoMo
description: 'MoMo is Vietnam''s largest mobile-money and e-wallet platform, operated
  by Online Mobile Services Joint Stock Company (Cong ty Co phan Dich vu Di dong Truc
  tuyen, "M_Service"), founded in 2007 and licensed by the State Bank of Vietnam for
  e-wallet, money transfer and collection/disbursement services. Alongside the consumer
  wallet it runs a merchant payments business whose public developer surface at developers.momo.vn
  documents the All-in-One (AIO v2) Payment Gateway for wallet, domestic ATM card,
  credit card, Apple Pay, Google Pay, Buy Now Pay Later, POS Quick Pay and static/dynamic
  QR acceptance, single and batch disbursement, collection links, and tokenised one-click
  and subscription payments. It also publishes a Business Page OpenAPI, a Voucher
  Distribution API and a Mini App Open Platform for third-party apps embedded inside
  the MoMo app. Integration is HMAC-SHA256 signed with RSA and AES payload encryption,
  uses requestId-based idempotency and server-to-server IPN callbacks, and is distributed
  as fourteen public Postman collections plus first-party PHP, Java and mobile SDKs.'
deliveryModel:
  model: saas
  open_source: false
  commercial: true
  callable_host: false
  label: Hosted service · you call their endpoint
  confidence: medium
  source:
  - pricing
  generated: '2026-08-28'
  method: derived
image: https://homepage.momocdn.net/img/momo-amazone-s3-api-241029082636-638657871963540172.jpg
url: https://raw.githubusercontent.com/api-evangelist/momo/refs/heads/main/apis.yml
x-type: company
x-source: harvest:secondary-market
specificationVersion: '0.20'
created: '2026-08-26'
modified: '2026-08-26'
tags:
- Payments
- Mobile Payments
- Fintech
- Digital Wallet
- Payment Gateway
- QR Payments
- Disbursement
- Buy Now Pay Later
- E-Commerce
- Vietnam
tags_raw:
- Payments
- Mobile Payments
- FinTech
- Digital Wallet
- Payment Gateway
- QR Payments
- Disbursement
- Buy Now Pay Later
- E-commerce
- Vietnam
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
apis:
- aid: momo:aio-payment-gateway
  name: MoMo All-in-One Payment Gateway (AIO v2)
  description: 'The MoMo All-in-One (AIO v2) merchant payment gateway. One integration
    covers MoMo e-wallet, domestic ATM card, credit card, Apple Pay, Google Pay, Buy
    Now Pay Later, Quick Pay POS scanner, collection links and static/dynamic QR acceptance,
    plus transaction query, two-step capture/cancel confirm, reverse and refund, tokenisation
    (account binding and subscription) and single/batch disbursement. All calls are
    POST JSON signed with HMAC-SHA256; results are pushed back over IPN.'
  humanURL: https://developers.momo.vn/v3/docs/payment/guides/payment-with-aio/
  baseURL: https://payment.momo.vn/v2/gateway/api
  tags:
  - Payments
  - Payment Gateway
  - Refunds
  - Disbursement
  - Tokenization
  properties:
  - type: Documentation
    url: https://developers.momo.vn/v3/docs/payment/guides/payment-with-aio/
  - type: APIReference
    url: https://developers.momo.vn/v3/docs/payment/api/wallet/onetime/
  - type: Postman
    url: https://developers.momo.vn/v3/docs/payment/api/other/postman/
  - type: Sandbox
    url: https://developers.momo.vn/v3/docs/payment/onboarding/test-instructions/
- aid: momo:business-page-openapi
  name: MoMo Business Page OpenAPI
  description: 'Server-to-server API for operating a MoMo Business Page: list and
    read managed pages, update page detail, images, logo, opening times, utilities
    and ambiences, publish and read posts and their comments, read ratings and reviews,
    build customer segments, register and send customer-care and automated notification
    messages, and pull page view/interaction/payment reports. Authenticated with a
    Partner Id plus an X-API-KEY scoped to the permission groups granted in the MoMo
    for Business portal.'
  humanURL: https://developers.momo.vn/v3/docs/business-page/overall/
  baseURL: https://business.momo.vn/api
  tags:
  - Business Page
  - Messaging
  - Content
  - Reporting
  properties:
  - type: Documentation
    url: https://developers.momo.vn/v3/docs/business-page/overall/
  - type: GettingStarted
    url: https://developers.momo.vn/v3/docs/business-page/start/
- aid: momo:voucher-distribution
  name: MoMo Voucher Distribution API
  description: 'API for creating and distributing promotion campaigns and voucher
    codes to MoMo users, and for reconciling redemption. Create and update campaigns,
    upload voucher codes by file, query campaign and voucher-code status, and post
    redemption results back to MoMo. Authenticated with clientId/clientSecret exchanged
    for a 24-hour bearer access token; every request carries an X-Request-Id UUID.'
  humanURL: https://developers.momo.vn/v3/docs/voucher-distribution/overall/
  baseURL: https://business.momo.vn/api
  tags:
  - Vouchers
  - Promotions
  - Loyalty
  properties:
  - type: Documentation
    url: https://developers.momo.vn/v3/docs/voucher-distribution/overall/
  - type: GettingStarted
    url: https://developers.momo.vn/v3/docs/voucher-distribution/integration-documentation/
- aid: momo:mini-app-open-api
  name: MoMo Mini App Open API
  description: 'The M_Service Open Platform server-to-server API used by Mini Apps
    embedded in the MoMo app. Exchange a user authorisation code for a short-lived
    access token, read the user profile fields the user consented to share, and push
    notifications into the MoMo app. Requests carry an OAuth 2.0-style bearer JWT
    plus an OP-Signature (SHA256withRSA over data + M-Timestamp + openSecretKey) and
    optional AES payload encryption under an RSA-wrapped symmetric key.'
  humanURL: https://developers.momo.vn/v3/docs/app-center/development-guideline/components-api-sdk/open-api/api-specifications/
  baseURL: https://openapi.momo.vn/gateway/open/v1
  tags:
  - Mini App
  - Identity
  - Notification
  tags_raw:
  - Mini App
  - Identity
  - Notifications
  properties:
  - type: Documentation
    url: https://developers.momo.vn/v3/docs/app-center/development-guideline/components-api-sdk/open-api/api-specifications/
  - type: APIReference
    url: https://developers.momo.vn/v3/docs/app-center/development-guideline/components-api-sdk/open-api/catalog-functions/
  - type: Authentication
    url: https://developers.momo.vn/v3/docs/app-center/development-guideline/components-api-sdk/open-api/open-api-security/
common:
- type: DomainSecurity
  url: security/momo-domain-security.yml
- type: Website
  url: https://www.momo.vn/
- type: DeveloperPortal
  url: https://developers.momo.vn/
- type: Documentation
  url: https://developers.momo.vn/v3/docs/payment/guides/home/
- type: APIReference
  url: https://developers.momo.vn/v3/docs/payment/api/wallet/onetime/
- type: GettingStarted
  url: https://developers.momo.vn/v3/docs/payment/onboarding/integration-process/
- type: Support
  url: https://developers.momo.vn/v3/docs/app-center/technical-support/
- type: HelpCenter
  url: https://www.momo.vn/hoi-dap
- type: Blog
  url: https://www.momo.vn/blog
- type: GitHubOrganization
  url: https://github.com/momo-wallet
- type: SignUp
  url: https://business.momo.vn/
- type: TermsOfService
  url: https://www.momo.vn/dieu-khoan-dieu-le
- type: PrivacyPolicy
  url: https://www.momo.vn/chinh-sach-quyen-rieng-tu
- type: Postman
  url: https://developers.momo.vn/v3/docs/payment/api/other/postman/
- type: Packages
  url: packages/momo-packages.yml
- type: SDKs
  url: packages/momo-packages.yml
- type: Authentication
  url: authentication/momo-authentication.yml
- type: OAuthScopes
  url: scopes/momo-scopes.yml
- type: Conventions
  url: conventions/momo-conventions.yml
- type: Idempotency
  url: conventions/momo-conventions.yml
- type: ErrorCatalog
  url: errors/momo-error-codes.yml
- type: DeclineCodes
  url: errors/momo-decline-codes.yml
- type: Webhooks
  url: asyncapi/momo-webhooks.yml
- type: Sandbox
  url: sandbox/momo-sandbox.yml
- type: CLI
  url: cli/momo-cli.yml
- type: Components
  url: components/momo-components.yml
- type: DataModel
  url: data-model/momo-data-model.yml
- type: ChangeLog
  url: changelog/momo-changelog.yml
- type: Lifecycle
  url: lifecycle/momo-lifecycle.yml
- type: Conformance
  url: conformance/momo-conformance.yml
- type: Compliance
  url: conformance/momo-conformance.yml
- type: Plans
  url: plans/momo-plans-pricing.yml
- type: RateLimits
  url: rate-limits/momo-rate-limits.yml
- type: LLMsTxt
  url: llms/momo-llms.txt
x-enrichment:
  date: '2026-08-26'
  status: enriched
  artifacts_added: 35
  pass: local-v1