Get started with tools from the LangChain product suite for every step of the agent development lifecycle. LangChain provides the engineering platform and open source frameworks developers use …

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 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 …

Dec 12, 2025 · LangChain is an open-source framework designed to simplify the creation of applications using large language models (LLMs). It provides a standard interface for integrating with other tools …

Nov 3, 2025 · LangChain is an open-source framework that helps developers connect LLMs to the real world. It gives these models memory, access to data, and the ability to use tools — turning them …

LangChain is an open source orchestration framework for application development using large language models (LLMs). Available in both Python- and Javascript-based libraries, LangChain’s tools and APIs …

LangChain is an open source framework with a pre-built agent architecture and integrations for any model or tool — so you can build agents that adapt as fast as the ecosystem evolves.