> For the complete documentation index, see [llms.txt](https://docs.vida.id/identity-stack/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.vida.id/identity-stack/authentication/authentication-factors/biometric-device-selfie-id/integration-methods/liveness-sdk.md).

# Liveness SDK

Refer to [Liveness SDK page](/identity-stack/verify/liveness/integration/liveness-sdk.md).