# LangCheck Documentation

LangCheck is a simple, Pythonic toolkit to evaluate LLM applications – use it to create unit tests, monitoring, guardrails, and more.

Get started with the docs below.

```{toctree}
:maxdepth: 1

installation.md
quickstart.md
metrics.md
langcheck.rst
contributing.md
GitHub <https://github.com/citadel-ai/langcheck>
```

## Indices

* {ref}`genindex`
* {ref}`modindex`