> For the complete documentation index, see [llms.txt](https://docs.facephi.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference.md).

# API reference guide

- [Management](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/management.md)
- [Get the service version](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/management/get-the-service-version.md)
- [Health check](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/management/health-check.md)
- [Operational metrics snapshot](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/management/operational-metrics-snapshot.md)
- [Metrics in Prometheus format](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/management/metrics-in-prometheus-format.md)
- [Get the current configuration](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/management/get-the-current-configuration.md)
- [Update the configuration](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/management/update-the-configuration.md)
- [IAD](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/iad.md)
- [Evaluate a capture](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/iad/evaluate-a-capture.md)
- [Evaluate a capture with an explicit pipeline](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/iad/evaluate-a-capture-with-an-explicit-pipeline.md)
- [Extract the image from the capture](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/iad/extract-the-image-from-the-capture.md)
- [Models](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/iad/technical_documentation/api_reference/models.md)