langchain

Build LLM-powered applications with agents, chains, and RAG capabilities.

11.5k|842|Updated Nov 3, 2025
One-click install
npx skills add https://github.com/Orchestra-Research/AI-Research-SKILLs --skill langchain-orchestra-research
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: langchain
Source: https://github.com/Orchestra-Research/AI-Research-SKILLs/tree/main/14-agents/langchain
Command: npx skills add https://github.com/Orchestra-Research/AI-Research-SKILLs --skill langchain-orchestra-research

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires langchain, langchain-core, langchain-openai, langchain-anthropic, and includes references (resource) components.

What problem does it solve?

This Skill simplifies the development of complex Large Language Model (LLM) applications by providing a robust framework for agents, chains, and Retrieval-Augmented Generation (RAG).

Core Features & Use Cases

  • Agent Creation: Build autonomous agents that can use tools and reason through tasks using patterns like ReAct.
  • RAG Pipelines: Implement efficient retrieval-augmented generation for question-answering over documents.
  • LLM Agnosticism: Easily switch between different LLM providers (OpenAI, Anthropic, Google).
  • Use Case: Develop a customer support chatbot that can access a knowledge base, answer user questions, and perform actions like looking up order status.

Quick Start

Use the langchain skill to create a simple agent that can answer questions using the provided tools.

Frequently Asked Questions about langchain

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I build an LLM agent that can use tools and reason through tasks?

You can build autonomous LLM agents using the ReAct pattern and tool calling capabilities provided by this framework. It allows agents to reason through complex tasks, access external tools, and execute multi-step workflows efficiently.

What is the best way to implement retrieval-augmented generation for a document question-answering system?

Retrieval-augmented generation (RAG) for question-answering is implemented using built-in vector store retrieval and memory management features. This pipeline connects your LLM to external documents, enabling accurate, context-aware responses for chatbots and Q&A systems.

Can I switch between different LLM providers like OpenAI and Anthropic in my chatbot application?

Yes, the framework is LLM agnostic and supports multiple providers including OpenAI and Anthropic. You can easily switch between different LLM models within your chatbot or autonomous agent application without rewriting core logic.

How do I create a customer support chatbot that can access a knowledge base and look up order status?

You can develop a customer support chatbot by combining RAG pipelines for knowledge base access with ReAct agents for tool calling. This allows the bot to answer user questions from documents and perform actions like checking order status.

Does this development framework support vector store retrieval for autonomous agents?

Yes, the framework includes vector store retrieval support specifically designed for autonomous agents and chatbots. This enables efficient document retrieval and context management across its over 500 available integrations.