LangChain Mastery – Most Practical Course To Build AI Apps | Udemy

Course is created with latest LangChain Version 0.3 and also covered LangSmith.

Welcome to LangChain Mastery – Most Practical Course To Build AI Apps! This course is designed to give you a comprehensive, hands-on experience with LangChain, covering everything from foundational concepts to advanced AI applications. Whether you’re looking to build AI-driven tools, automate data workflows, or leverage the latest in LLM technology, this course will guide you through every step.

Prepare yourself for a hands-on, interactive experience that will transform your understanding of LangChain. With our simple, three-step approach—Why, What, and How—you’ll learn to apply LangChain to solve real-world challenges.

Who This Course Is For:

• New to LLM/GenAI but from the IT Industry: If you’re familiar with the IT world but new to Generative AI and Large Language Models, we’ll start from the ground up and help you build advanced applications by the end.
• Career Transitioners: If you’re transitioning into IT from another field and want to get into Generative AI, this course will give you a solid foundation with practical skills to launch your career.
• Learners with Some GenAI Experience: For those who have dabbled in GenAI and want to learn LangChain in depth, this course will take your understanding and skills to the next level.
• Experienced AI Developers: If you’ve built GenAI applications before but have been piecing things together from scattered resources, this course will offer a structured, comprehensive guide to building AI apps the right way.

What You Will Learn

Through practical projects, you’ll master essential skills in LangChain and the LangChain ecosystem. Here’s what we’ll cover:

1. Understanding LLM and AI Basics
   Start with AI fundamentals, covering LLMs, their workings, prompts, tokens, and more—setting a strong foundation.
2. Getting Started with LangChain
   Set up your environment, write your first GenAI code, and explore LangChain’s benefits.
3. Models
   Learn about chat models, LLMs, token usage, and work on hands-on projects.
4. Prompts & Output Parsers
   Master prompt creation and output parsing, including handling JSON for real-world use case.
5. Streamlit for AI Apps
   Build a user-friendly UI for your AI apps with Streamlit.
6. Chains
   Explore LangChain chains and Runnables and built apps like video analyzer, resume enhancer, and email generator.
7. Memory
   Learn to manage memory in LangChain, enhancing conversation flow in apps.
8. Prompt Engineering
   Dive deeper into advanced prompt engineering techniques.
9. Real-World LLM Use Cases
   Explore practical LLM applications and understand where GenAI adds the most value.
10. RAG: Working with Your Data
    Implement Retrieval-Augmented Generation, creating tools like a QA bot, summarizer, and comparison tool.
11. LangSmith: Debugging and Evaluation
    Learn to debug and observe LangChain apps using LangSmith.
12. Advanced RAG
    Expand on RAG with multi-query and indexing, building more sophisticated applications.
13. Callbacks
    Implement callbacks to optimize and monitor application workflows.
14. Deploy and Share AI Apps
    Deploy your AI apps on Streamlit Cloud and Hugging Face Spaces, sharing your projects seamlessly.

Course Structure and Benefits

• Major benefit of this course is its simplicity—complex concepts are broken down into easy-to-understand explanations, making both theory and practical applications accessible for all learners.
• Project-Based Learning: Each section includes interactive projects, allowing you to apply concepts directly to real-world scenarios.
• Structured Learning Path: Topics are organized sequentially, moving from foundational to advanced topics for a comprehensive understanding.

By the End of This Course, You Will Be Able To:

• Build, debug, and deploy LangChain applications tailored to solve real-world problems.
• Implement effective prompt engineering techniques and handle complex workflows with agents.
• Create dynamic, user-friendly UIs with Streamlit and manage context in AI applications using memory.
• Optimize your applications with LangSmith and deploy your solutions confidently.

Join us and start building powerful AI apps today!