# Testing and Integration
source: https://developer.mastercard.com/ob-accept-payments/documentation/testing-and-integration/index.md

This section provides the tools and resources to help you test and integrate with
the Mastercard Open Finance Pay API.

* Refer to [Test Banks](https://developer.mastercard.com/ob-accept-payments/documentation/testing-and-integration/test-banks/index.md) to test your solution end-to-end using our simulator banks.
* Refer to [Postman Collections](https://developer.mastercard.com/ob-accept-payments/documentation/testing-and-integration/postman-collections/index.md) to explore the API using Postman.
* Refer to [SDK Integration](https://developer.mastercard.com/ob-accept-payments/documentation/testing-and-integration/sdk/index.md) to embed the Connect user experience in your applications.
* Refer to [Generating an API Client Library](https://developer.mastercard.com/ob-accept-payments/documentation/testing-and-integration/generating-api-client-library/index.md) to generate a client from the Open Finance Pay API specifications.

## See Also {#see-also}

The [Tutorials](https://developer.mastercard.com/ob-accept-payments/documentation/tutorials-and-guides/index.md) section contains step-by-step flows and examples for many common scenarios.

For information about error codes and resolution guidance, refer to [Codes and
Formats](https://developer.mastercard.com/ob-accept-payments/documentation/code-and-formats/index.md).