LangChain Crash Course For Beginners 2025 | LangChain V0.3 LATEST!

In this beginner-friendly crash course, I’ll show you how to use LangChain to build powerful AI-applications from scratch 📫 Business - [email protected] 🔐 GET EXCLUSIVE SOURCE CODE: https://academy.harishneel.com/web/checkout/681a120adcab70292a47d96c Sign up to receive all the code from this tutorial and my other AI projects! 00:00 - Introduction 1:27 - Overview 4:35 - What is LangChain? 7:27 - Pre-Requisites 9:27 - Environment Setup 12:27 - Chat Models - Overview 15:43 - Chat Models - Setup 23:20 - Chat Models - Passing Chat History 27:44 - Chat Models - Alternative LLMs 30:39 - Chat Models - Real-time Conversation 35:09 - Chat Models - Chat History Stored In Cloud 43:34 - Prompt Templates 50:22 - Chains - Overview 54:18 - Chains - Basic 59:19 - Chains - Inner Workings 1:07:28 - Chains - Sequential Chaining 1:10:43 - Chains - Parallel Chaining 1:17:42 - Chains - Conditional Chaining 1:24:47 - RAGs - Intro 1:29:00 - RAGs - Workflow (Part 1) 1:36:02 - RAGs - Embeddings & Vector DBs 1:39:19 - RAGs - Workflow (Part 1) - Contd. 1:40:44 - RAGs - Workflow (Part 2) 1:43:16 - RAGs - Basic Example (Part 1) 1:52:15 - RAGs - Basic Example (Part 2) 1:58:11 - RAGs - With MetaData 2:06:11 - RAGs - One-off Question 2:11:13 - Agents & Tools - Basic 2:16:46 - Agents & Tools - Deep Dive Playlist Link: https://www.youtube.com/watch?v=yxCBD3xEC3Q&list=PLNIQLFWpQMRU1Ayjc-LX2k01Jj7uDG0rU&index=1&t=5s Community Link: (Please check back later) 🚩 Subscribe ➜ https://bit.ly/45IwoxJ 👇 Follow Me On Social Media: Github: https://github.com/harishneel1 LinkedIn: https://www.linkedin.com/in/harishneel/ Instagram: https://www.instagram.com/harish_neel?igsh=MXEwNXA2ejYxNno4cg== Was this crash course on LangChain helpful? Let me know your thoughts in the comments. #python #artificialintelligence #langchain