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

# Use Cases

- [Using LangSearch in LangChain](https://docs.langsearch.com/use-cases/using-langsearch-in-langchain.md): Implement Intelligent Search with the LangSearch Web Search API in LangChain.