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Jan 2025 • 15 min read
Getting Started with LangChain: A Complete Guide
Comprehensive introduction to building LLM applications with LangChain.
What is LangChain?
LangChain is the most popular open-source framework for building applications with large language models. It provides modular components for working with LLMs, creating chains of operations, managing memory, and integrating external tools.
Core Concepts
- Models: Interface with various LLM providers
- Prompts: Template and manage prompts
- Chains: Combine multiple components
- Memory: Maintain context across interactions
- Agents: Dynamic tool selection and execution
Quick Start
Install LangChain and start building. The framework supports Python and JavaScript, with extensive documentation and examples for both.
This article was generated with the assistance of AI technology and reviewed for accuracy and relevance.