> ## Documentation Index
> Fetch the complete documentation index at: https://docs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Using License Tokens to validate licensing on your services

> Use License Tokens to validate a user's XBOX game or add-on license on your backend services, including token structure and verification flows.



## Related topics

- [XStoreQueryLicenseTokenAsync](https://docs.xbox.com/reference/system/xstore/functions/xstorequerylicensetokenasync.md)
- [XStoreQueryLicenseTokenResult](https://docs.xbox.com/reference/system/xstore/functions/xstorequerylicensetokenresult.md)
- [GDK Commerce Systems Overview](https://docs.xbox.com/publishing/xstore-commerce/xstore-overview.md)
- [Enabling licensing testing](https://docs.xbox.com/publishing/xstore-commerce/xstore-licensing-setup.md)
- [XStore on PC — DRM, license tokens, and sandboxes](https://docs.xbox.com/publishing/xstore-commerce/xstore-pc.md)