# Docs by LangChain: LangSmith REST API

> Markdown index of the LangSmith REST API documentation.

## LangSmith REST API

- [List feedback configs endpoint](https://docs.langchain.com/langsmith/smith-api/feedback-configs/list-feedback-configs-endpoint.md)
- [Create feedback config endpoint](https://docs.langchain.com/langsmith/smith-api/feedback-configs/create-feedback-config-endpoint.md)
- [Update feedback config endpoint](https://docs.langchain.com/langsmith/smith-api/feedback-configs/update-feedback-config-endpoint.md)
- [Delete feedback config endpoint](https://docs.langchain.com/langsmith/smith-api/feedback-configs/delete-feedback-config-endpoint.md)