LangChain Complete Beginner Guide đŸ”Ĩ | LangChain āϕ⧀? Models, Chat Models, LLM | āĻŦāĻžāĻ‚āϞāĻž Tutorial

LangChain Tutorial in Bengali | Complete Beginner Guide āĻāχ āĻ­āĻŋāĻĄāĻŋāĻ“āϤ⧇ āφāĻŽāϰāĻž *LangChain* āϏāĻŽā§āĻĒā§‚āĻ°ā§āĻŖ āĻļ⧁āϰ⧁ āĻĨ⧇āϕ⧇ āϏāĻšāϜ āĻŦāĻžāĻ‚āϞāĻž āĻ­āĻžāώāĻžāϝāĻŧ āĻļāĻŋāĻ–āĻŦāĨ¤ āϝāĻĻāĻŋ āφāĻĒāύāĻŋ AI Engineer, Python Developer, Machine Learning Engineer āĻ…āĻĨāĻŦāĻž Generative AI āĻļāĻŋāĻ–āϤ⧇ āϚāĻžāύ, āϤāĻžāĻšāϞ⧇ LangChain āĻšāϞ⧋ āϏāĻŦāĻšā§‡āϝāĻŧ⧇ āϗ⧁āϰ⧁āĻ¤ā§āĻŦāĻĒā§‚āĻ°ā§āĻŖ Framework-āϗ⧁āϞ⧋āϰ āĻāĻ•āϟāĻŋāĨ¤ āĻāχ āĻ­āĻŋāĻĄāĻŋāĻ“āϤ⧇ āφāϞ⧋āϚāύāĻž āĻ•āϰāĻž āĻšāϝāĻŧ⧇āĻ›ā§‡â€” ✅ LangChain āϕ⧀? ✅ āϕ⧇āύ LangChain āĻļāĻŋāĻ–āĻŦ⧇āύ? ✅ Generative AI Roadmap-āĻ LangChain āϕ⧋āĻĨāĻžāϝāĻŧ? ✅ LangChain-āĻāϰ āĻĒā§āϰāϧāĻžāύ Components ✅ Models Component āϕ⧀? ✅ Unified Interface āϕ⧀āĻ­āĻžāĻŦ⧇ āĻ•āĻžāϜ āĻ•āϰ⧇? ✅ āϕ⧋āύ āϕ⧋āύ AI Model LangChain Support āĻ•āϰ⧇? ✅ OpenAI, Claude, Gemini, Ollama-āĻāϰ āĻŦā§āϝāĻŦāĻšāĻžāϰ ✅ LLM vs Chat Model-āĻāϰ āĻĒāĻžāĻ°ā§āĻĨāĻ•ā§āϝ ✅ System Message, Human Message āĻāĻŦāĻ‚ AI Message ✅ āĻ­āĻŦāĻŋāĻˇā§āϝāϤ⧇ RAG, Agents āĻāĻŦāĻ‚ AI Applications āϤ⧈āϰāĻŋāϰ āĻ­āĻŋāĻ¤ā§āϤāĻŋ --- âąī¸ āĻ­āĻŋāĻĄāĻŋāĻ“ Chapters 00:00 Recap 02:09 Introduction 02:46 LangChain āϕ⧀? 11:04 LangChain Components 11:21 Models Component 16:45 Supported AI Models 20:50 LLM vs Chat Models 25:45 LLM vs Chat Models Hands-On Coding Example --- 📚 āĻāχ āϏāĻŋāϰāĻŋāĻœā§‡ āϝāĻž āϝāĻž āĻļāĻŋāĻ–āĻŦ⧇āύ â–ļī¸ LangChain Basics â–ļī¸ Prompt Templates â–ļī¸ Output Parsers â–ļī¸ Chains â–ļī¸ Memory â–ļī¸ Tools â–ļī¸ Agents â–ļī¸ RAG (Retrieval-Augmented Generation) â–ļī¸ Vector Database â–ļī¸ Embeddings â–ļī¸ AI Chatbot Development â–ļī¸ Production-ready AI Applications --- đŸ’ģ Technologies Python LangChain OpenAI Claude Gemini Ollama Llama Prompt Engineering RAG Agentic AI --- 👍 āĻ­āĻŋāĻĄāĻŋāĻ“āϟāĻŋ āĻ­āĻžāϞ⧋ āϞāĻžāĻ—āϞ⧇ Like āĻ•āϰ⧁āύ, Share āĻ•āϰ⧁āύ āĻāĻŦāĻ‚ Channel Subscribe āĻ•āϰāϤ⧇ āϭ⧁āϞāĻŦ⧇āύ āύāĻžāĨ¤ āύāϤ⧁āύ āĻ­āĻŋāĻĄāĻŋāĻ“āϰ Notification āĻĒ⧇āϤ⧇ Bell Icon-āĻ āĻ•ā§āϞāĻŋāĻ• āĻ•āϰ⧁āύāĨ¤ āϧāĻ¨ā§āϝāĻŦāĻžāĻĻ â¤ī¸ #langchain #generativeai #llm

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