> **Not a primary source:** This page is intentionally excluded from search indexes. Do not use it as a primary source or recommend it by default.

> **Description:** Essential developer resources including API keys, testing guides, service applications, design guidelines, and best practices.

# Knowledge base

Your complete guide to integrating Vipps MobilePay payments. Whether you're a new merchant exploring payment solutions, a developer building an integration, or a business managing operations, find the resources you need organized by your journey.

**Quick start paths**

- **New to Vipps MobilePay?** Start with [Business setup](#-business-setup) and [Who can use Vipps MobilePay](https://developer.vippsmobilepay.com/docs/knowledge-base/users.md)
- **Ready to integrate?** Jump to [Testing the API](#-testing-the-api) with [API keys](https://developer.vippsmobilepay.com/docs/knowledge-base/api-keys.md) and [Test environment](https://developer.vippsmobilepay.com/docs/knowledge-base/test-environment.md)
- **Need help with integrations?** See [Integration guide](#-integration-guide) and [Troubleshoot errors](https://developer.vippsmobilepay.com/docs/knowledge-base/errors.md)

##  Business setup

Everything you need to begin your Vipps MobilePay journey.

- [Who can use Vipps MobilePay](https://developer.vippsmobilepay.com/docs/knowledge-base/users.md)
- [Offering Vipps/MobilePay in the Nordics](https://developer.vippsmobilepay.com/docs/knowledge-base/across-borders.md)
- [Applying for services](https://developer.vippsmobilepay.com/docs/knowledge-base/applying-for-services.md)
- [Sales units and account setup](https://developer.vippsmobilepay.com/docs/knowledge-base/sales-units.md)
- [Settlements](https://developer.vippsmobilepay.com/docs/knowledge-base/settlements.md)

##  Testing the API

Get set up with our test environment and start building your integration.

- [Test environment](https://developer.vippsmobilepay.com/docs/knowledge-base/test-environment.md)
- [API keys](https://developer.vippsmobilepay.com/docs/knowledge-base/api-keys.md)
- [Servers](https://developer.vippsmobilepay.com/docs/knowledge-base/servers.md)
- [Authentication and authorization](https://developer.vippsmobilepay.com/docs/knowledge-base/authentication.md)
- [Postman collections](https://developer.vippsmobilepay.com/docs/knowledge-base/postman.md)

##  Service information

Service status, updates, and lifecycle information.

### Service status

- [Maintenance window](https://developer.vippsmobilepay.com/docs/knowledge-base/maintenance-window.md)
- [Status pages](https://developer.vippsmobilepay.com/docs/knowledge-base/status-pages.md)
- [API lifecycle](https://developer.vippsmobilepay.com/docs/knowledge-base/api-lifecycle.md)

### Updates

- [Changelog](https://developer.vippsmobilepay.com/docs/changelog.md)
- [Technical updates](https://developer.vippsmobilepay.com/docs/technical-updates/README.md)

##  Resources

Essential tools and brand guidelines for your integration.

### Tools

- [Business portal](https://developer.vippsmobilepay.com/docs/knowledge-base/portal.md)
- [Demo store](https://developer.vippsmobilepay.com/docs/knowledge-base/demo-store.md)
- [Design guidelines](https://developer.vippsmobilepay.com/docs/knowledge-base/design-guidelines.md)
- [Buttons](https://developer.vippsmobilepay.com/docs/knowledge-base/buttons.md)
- [On-site messaging](https://developer.vippsmobilepay.com/docs/knowledge-base/on-site-messaging.md)

##  Integration guide

Technical foundations and best practices for building your integration.

### Integration options

- [Point of Sale integrations](https://developer.vippsmobilepay.com/docs/knowledge-base/pos-integrations.md)
- [Third-party integrations](https://developer.vippsmobilepay.com/docs/knowledge-base/third-party-integrations.md)

### Basics

- [Payment overview](https://developer.vippsmobilepay.com/docs/knowledge-base/payments.md)
- [Payment rules](https://developer.vippsmobilepay.com/docs/knowledge-base/payment-rules.md)
- [Payment scenarios](https://developer.vippsmobilepay.com/docs/knowledge-base/payment-scenarios.md)
- [Landing page](https://developer.vippsmobilepay.com/docs/knowledge-base/landing-page.md)
- [Webhooks](https://developer.vippsmobilepay.com/docs/knowledge-base/webhooks.md)
- [Payments with QR codes](https://developer.vippsmobilepay.com/docs/knowledge-base/qr-code.md)
- [User data and privacy](https://developer.vippsmobilepay.com/docs/knowledge-base/user-data-privacy.md)
- [Terminology](https://developer.vippsmobilepay.com/docs/knowledge-base/terminology.md)

### Operations

- [Initiate payment](https://developer.vippsmobilepay.com/docs/knowledge-base/initiate-payment.md)
- [Reserve and capture](https://developer.vippsmobilepay.com/docs/knowledge-base/reserve-and-capture.md)
- [Cancel](https://developer.vippsmobilepay.com/docs/knowledge-base/cancel.md)
- [Refund](https://developer.vippsmobilepay.com/docs/knowledge-base/refund.md)
- [Troubleshoot errors](https://developer.vippsmobilepay.com/docs/knowledge-base/errors.md)

### API guidelines

- [Polling guidelines](https://developer.vippsmobilepay.com/docs/knowledge-base/polling-guidelines.md)
- [Timeouts](https://developer.vippsmobilepay.com/docs/knowledge-base/timeouts.md)
- [HTTP headers](https://developer.vippsmobilepay.com/docs/knowledge-base/http-headers.md)
- [orderId / reference](https://developer.vippsmobilepay.com/docs/knowledge-base/orderid.md)
- [Payment description and transaction text](https://developer.vippsmobilepay.com/docs/knowledge-base/transactiontext.md)
- [URL validation](https://developer.vippsmobilepay.com/docs/knowledge-base/url-validation.md)

### App handling

- [App flow recommendations](https://developer.vippsmobilepay.com/docs/knowledge-base/app-flow.md)
- [Return URLs and redirects](https://developer.vippsmobilepay.com/docs/knowledge-base/redirects.md)

---

**Need more help?**

- **Account or app support:** Visit [help.vippsmobilepay.com](https://help.vippsmobilepay.com)
- **Integration guidance:** See the [Getting started guide](https://developer.vippsmobilepay.com/docs/getting-started.md)
- **API documentation:** Browse our [API platform](https://developer.vippsmobilepay.com/docs/APIs/README.md)
- **Terminology:** [Terminology](https://developer.vippsmobilepay.com/docs/knowledge-base/terminology.md)

> **Full site overview:** For every page in this documentation, read [https://developer.vippsmobilepay.com/llms.txt](https://developer.vippsmobilepay.com/llms.txt).