LangChain's products work seamlessly together to provide an integrated solution for every step of the application development journey. When you use all LangChain products, you'll build better, …

LangChain implements a standard interface for large language models and related technologies, such as embedding models and vector stores, and integrates with hundreds of providers.

LangChain is a framework for building LLM-powered applications. It helps you chain together interoperable components and third-party integrations to simplify AI application development …

Jun 17, 2025 · LangChain supports the creation of agents, or systems that use LLMs as reasoning engines to determine which actions to take and the inputs necessary to perform the action.

Jun 30, 2023 · What is Langchain and why should I care as a developer? Langchain 🦜 is one of the fastest growing open source projects in history, in large part due to the explosion of interest in …

Familiarize yourself with LangChain's open-source components by building simple applications. If you're looking to get started with chat models, vector stores, or other LangChain components …

To help you ship LangChain apps to production faster, check out LangSmith. LangSmith is a unified developer platform for building, testing, and monitoring LLM applications.

This guide provides explanations of the key concepts behind the LangChain framework and AI applications more broadly.

In this quickstart we'll show you how to build a simple LLM application with LangChain. This application will translate text from English into another language. This is a relatively simple …

Jan 2, 2025 · LangChain is an open source model for building LLM-powered apps. Discover its features and benefits, and explore how it works.