LangChain 快速課程 Crash Course

Learn LangChain: Build Powerful LLM Applications

Embark on a practical and engaging learning journey with LangChain, the leading framework for developing applications powered by Large Language Models (LLMs). You'll be building real-world applications quickly, starting with your first LangChain app in minutes. This course focuses on hands-on learning, with concise and direct lessons designed to maximize your time.

Here's what you'll master:

• Setup & Installation: Quickly get started with LangChain – installation and setting up your first LangChain application.
• OpenAI API Integration: Seamlessly connect your applications to the powerful OpenAI API.
• Prompt Engineering with Templates: Learn to craft effective prompts using LangChain's flexible prompt templates.
• Chains: Understand and utilize LangChain's core concept of chains to build complex workflows.
• Multiple Outputs: Extract multiple outputs from your chains for more comprehensive results.
• Memory: Implement memory to enable conversational applications that remember past interactions.
• Tools: Integrate external tools to expand the capabilities of your LLM applications.
• Agents: Build intelligent agents that can make decisions and take actions.
• LangChain & PDF Chat: Unlock the power of LangChain to interact with and query information from PDF documents.
• Local LLMs with GPT4All & LangChain: Create local chatbots using GPT4All and LangChain, ensuring privacy and offline functionality.
• Course Summary: A concise recap of key concepts and next steps.

How to Get the Most from This Course:

This course is structured into short, focused modules, each centered around a critical LangChain topic. We emphasize hands-on coding – you'll learn best by actively coding along with the examples. We avoid unnecessary content, focusing solely on the essentials to provide a manageable and effective learning experience. This practical, hands-on approach will empower you to build innovative LLM applications with LangChain.