# Eval Harness Documentation

Welcome to the docs for the LM Evaluation Harness!

## Table of Contents

* To learn about the public interface of the library, as well as how to evaluate via the command line or as integrated into an external library, see the [Interface](./interface.md).
* To learn how to add a new library, API, or model type to the library, as well as a quick explainer on the types of ways to evaluate an LM, see the [Model Guide](./model_guide.md).
  * For an extended description of how to extend the library to new model classes served over an API, see the [API Guide](./API_guide.md).
* For a crash course on adding new tasks to the library, see our [New Task Guide](./new_task_guide.md).
* To learn more about pushing the limits of task configuration that the Eval Harness supports, see the [Task Configuration Guide](./task_guide.md).