> For the complete documentation index, see [llms.txt](https://docs.aporia.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.aporia.com/v1/monitors.md).

# Monitors

- [Overview](https://docs.aporia.com/v1/monitors/monitor-template.md)
- [Data Drift](https://docs.aporia.com/v1/monitors/data-drift.md)
- [Metric Change](https://docs.aporia.com/v1/monitors/metric-change.md)
- [Missing Values](https://docs.aporia.com/v1/monitors/missing-values.md)
- [Model Activity](https://docs.aporia.com/v1/monitors/model-activity.md)
- [Model Staleness](https://docs.aporia.com/v1/monitors/model-staleness.md)
- [New Values](https://docs.aporia.com/v1/monitors/new-values.md)
- [Performance Degradation](https://docs.aporia.com/v1/monitors/performance-degradation.md)
- [Prediction Drift](https://docs.aporia.com/v1/monitors/prediction-drift.md)
- [Value Range](https://docs.aporia.com/v1/monitors/value-range.md)
- [Custom Metric](https://docs.aporia.com/v1/monitors/custom-metrics.md)