Found it useful. The flow was logical, and the illustrative examples helped solidify the ideas. Could have used a bit more depth.
LangChain and Generative AI: Build Practical LLM Applications
Learn to develop smart language-model applications using LangChain, OpenAI, and Hugging Face by reading clear explanations and practicing with real-world code examples.
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About this course
Course contents
6 modules · 28 lessons · 3h 10m
1
Introduction to Generative AI and LangChain
Understand the core concepts of LLMs and the LangChain framework.
- What are Large Language Models?
Explain how LLMs work and their role in modern AI.6 min - The Art of Prompt Engineering
Learn how to craft effective prompts to get better results from LLMs.7 min - The LangChain Ecosystem
Overview of LangChain components and why we use them.6 min - Setting Up Your Environment
Install Python, LangChain, and configure API keys.7 min - Your First Chain
Build a simple LLMChain to link a prompt template with a model.8 min
2
Building Conversational Chatbots
Create interactive agents that remember previous parts of a conversation.
- Why Memory Matters
Understand the stateless nature of LLMs and the need for memory.6 min - ConversationBufferMemory
Implement basic history tracking for simple dialogues.7 min - ConversationSummaryMemory
Learn how to summarize long conversations to save context window space.7 min - Building a Context-Aware Chatbot
Assemble a chatbot that uses memory to answer follow-up questions.8 min - Managing Chat History
Techniques for storing and retrieving conversation logs.6 min
3
RAG: Connecting LLMs to Your Data
Implement Retrieval-Augmented Generation to use external documents.
- Introduction to RAG
Understand the workflow of retrieving data before generating answers.6 min - Understanding Embeddings
Learn how text is converted into numerical vectors for comparison.6 min - Document Loaders
Import data from PDFs, text files, and web pages.7 min - Text Splitters and Chunking
Break large documents into manageable pieces for the LLM.6 min - Vector Databases (ChromaDB)
Store and index embeddings for efficient retrieval.8 min - Semantic Search & Retrieval
Query the vector store to find relevant context for a question.7 min
4
Structured Data Analysis
Query CSV files and SQL databases using natural language.
- Chatting with CSV Files
Use LangChain to analyze and visualize data from spreadsheets.8 min - Natural Language to SQL
Build a bridge between human questions and database queries.8 min - Data Analysis Agents
Automate data exploration tasks using specialized agents.7 min - Handling Structured Output
Force the LLM to return data in JSON or specific formats.6 min - Security and Data Privacy
Best practices for safely querying databases with AI.6 min
5
Advanced Workflows and Agents
Create autonomous agents for multi-step reasoning tasks.
- Sequential Chains
Link multiple chains where the output of one is the input of the next.7 min - Introduction to LangChain Agents
How agents use tools to decide on actions dynamically.7 min - Tools and Toolkits
Equip your agent with search engines, calculators, and custom functions.7 min - Solving Multi-step Reasoning Tasks
Build an agent that can research and summarize complex topics.8 min - Debugging Agent Execution
Use LangSmith or verbose mode to see how agents 'think'.6 min
6
Course Conclusion
Final project overview and future learning paths.
- Final Project: The Intelligent Assistant
Guidelines for building a comprehensive application.8 min - The Future of AI Engineering
Where to go after this course to stay updated.4 min
The Universal Personal Assistant
Build a comprehensive AI application that combines a conversational interface with a RAG system (using a provided PDF) and a data analysis tool (using a CSV file).
What you'll get
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Short & focused
3h 10m of practical content
Certificate of completion
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Reviews (2)
Good introduction to the topic. The structure was logical, and most of the examples were relevant, though I wished for more depth in certain areas.
Learners also took
Private AI with Open-Source LLMs: Local Deployment, RAG, and Agents
Fine-Tuning OpenAI Models: Customize LLMs with Your Own Data
Developing RAG Systems with Azure OpenAI and Azure AI Search
AI Application Development with LangChain
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