LangChain

LangChain is a framework for developing applications powered by language models. It enables applications that are context-aware and can reason.

## Features

- **Chains**: Combine LLMs with other tools

- **Agents**: Let LLMs decide which actions to take

- **Memory**: Give your chains state and memory

- **Callbacks**: Log and stream intermediate steps

## Use Cases

- Question answering over documents

- Chatbots with memory

- Agents that can use tools

- Summarization and analysis