LangChain is an open-source framework for building applications powered by LLMs. Features chains, agents, tools, memory, retrieval, and integrations with 600+ tools and 80+ vector stores. Includes LangSmith for tracing and LangServe for deployment. Industry standard for LLM apps.

Technical Specifications

Features Real-Time, Memory, History, Tool Use, Web Browsing, Self-Hosted
Input Types Text, URL, PDF, Document, Code
Output Types Code, Text, Markdown, JSON
Platforms Web, Windows, macOS, Linux
Interface Types API, CLI Tool
Customization API/SDK, Fully Customizable
Language Support Multilingual
Compliance Data Privacy, Local Deployment, On-Premise
Autonomy Level Fully Autonomous, Semi-Autonomous, Multi-Agent System
Integrations GitHub, Slack, Google Workspace
Target Audience Developers, Enterprise, Researchers