# LangChain

> Framework for LLM applications

- Website: https://www.langchain.com
- Directory page: https://www.1ai.tools/t/langchain
- Category: Developer APIs & Models
- Pricing: Open source
- User rating: no reviews yet

LangChain and LangGraph help developers build, observe and deploy LLM apps and agents.

### Alternatives
- [Anthropic API](https://www.1ai.tools/t/anthropic-api): Build with Claude models
- [OpenAI API](https://www.1ai.tools/t/openai-api): Access OpenAI models via API
- [Hugging Face](https://www.1ai.tools/t/hugging-face): The AI community and model hub
- [Replicate](https://www.1ai.tools/t/replicate): Run AI models with an API
- [Ollama](https://www.1ai.tools/t/ollama): Run open models locally
- [Pinecone](https://www.1ai.tools/t/pinecone): Vector database for AI