Langchain tools example. Aug 25, 2024 · The basic code to create an agent in LangChain involves defining tools, loading a prompt template, and initializing a language model. Their framework enables you to build layered LLM-powered applications that are context-aware and able to interact dynamically with their environment as agents, leading to simplified code for you and a more dynamic user experience for your customers. , by sub-classing the BaseTool class or by using StructuredTool. Apr 10, 2024 · In order to carry out its task, and operate on things and retrieve information, the agent has what are called Tool’s in LangChain, at its disposal. g. Jul 4, 2025 · LangChain is a modular framework designed to build applications powered by large language models (LLMs). Its architecture allows developers to integrate LLMs with external data, prompt engineering, retrieval-augmented generation (RAG), semantic search, and agent workflows. Below is a detailed walkthrough of LangChain’s main modules, their roles, and code examples, following the latest . LangChain has a few other ways to create tools; e. In this blog post, we’ll explore the core components of LangChain, specifically focusing on its powerful tools and agents that make it a game-changer for developers and businesses alike. These methods are shown in the how to create custom tools guide, but we generally recommend using the @tool decorator for most cases. Mar 17, 2025 · LangChain—a revolutionary framework designed to simplify and enhance the development of language-based AI applications. May 2, 2023 · LangChain is a framework for developing applications powered by language models. It is through these tools that it is able to interact with its environment. hkit hktpnwa ayw gfdv syqjf epvp nnfwsbwi pwe ivpdrey sio