LangChain: Observe, Evaluate, and Deploy Reliable AI Agents
LangChain provides the engineering platform and open source frameworks developers use to build, test, and deploy reliable AI agents.
GitHub - langchain-ai/langchain: The agent engineering platform
LangChain is a framework for building agents and LLM-powered applications. It helps you chain together interoperable components and third-party integrations to simplify AI application development — all …
LangChain Tutorial - GeeksforGeeks
Mar 2, 2026 · LangChain is a framework that makes it easier to build applications using large language models (LLMs) by connecting them with data, tools and APIs. It helps developers move beyond …
How to Use LangChain and LangGraph: A Beginner’s Guide to AI …
Nov 5, 2025 · LangChain is a Python and JavaScript framework that helps you build language model-powered applications. It provides a structure for connecting models like GPT, data sources, and tools …
langchain · PyPI
Jan 2, 2015 · LangChain is the easiest way to start building agents and applications powered by LLMs. With under 10 lines of code, you can connect to OpenAI, Anthropic, Google, and more.
LangChain Python Tutorial: A Complete Guide for 2026
Feb 19, 2026 · LangChain is a high-level tool built on LangGraph, which provides a low-level framework for orchestrating the agent and runtime and is suitable for more advanced users. Beginners and …
Understanding LangChain: What It Is, Why It’s Needed, and ... - Medium
May 22, 2025 · What is LangChain? LangChain is an open-source framework designed to help developers build applications that leverage the power of large language models (LLMs) such as …
LangChain Tutorial: Build a RAG Chatbot in 13 Steps [2026]
Apr 17, 2026 · LangChain has become the most widely adopted framework for building applications powered by large language models. With over 100,000 GitHub stars and millions of monthly PyPI …
LangChain.js for Beginners: A Free Course to Build Agentic AI Apps …
3 days ago · Why LangChain.js? If you already know Node.js, npm, TypeScript, and async/await, you don’t need to switch to Python to build AI apps. LangChain.js gives you components for chat models, …
LangChain - Wikipedia
LangChain is a software framework that helps facilitate the integration of large language models (LLMs) into applications. As a language model integration framework, LangChain's use-cases largely overlap …