• Post category:StudyBullet-15
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The most beginner friendly course on LangChain using complete no-code LangChain frameworks of Flowise and LangFlow

What you will learn

Master LangChain Core Concepts

Understand how to use different types of Prompt templates, Chains, and Agents

Build Apps using Flowise and LangFlow

Build Chat with Document App using various document loaders including PDF, DOCX, TXT, Webpage, Github Repo Loader etc.

Build LangChain Agent Apps and connect them with Tools like Zapier, API Calling and Google Search

Retrieval based response generation using different Document Loaders, Text Splitters, Vector Stores, and Retrieval Chains


Welcome to the comprehensive LangChain course on Udemy, an immersive learning experience designed to transform you into an AI app wizard! Whether you’re a complete beginner or have some programming background, this course will equip you with the skills to build AI-powered apps using LangChain, complemented by the ease of no-code tools like Flowise and LangFlow.

What You’ll Learn:

  • Master the art of building ChatGPT clones and Chat with PDF apps without writing a single line of code. Discover the seamless power of Flowise and LangFlow to make your app dreams a reality.
  • Unlock the potential of Autonomous Agent apps and automate tasks like a pro with over 5000+ integrations using Zapier’s robust platform, regardless of your coding proficiency.
  • Harness the magic of API Chains, eliminating the need for coding while effectively calling APIs and unleashing endless possibilities for your AI apps.
  • Engage users in captivating conversations by Chatting with documents in various formats, including PDFs, DOCX, TXT, and websites, making your apps more interactive and user-friendly.
  • Acquire in-depth knowledge of LangChain’s core elements – chains, agents, tools, and memory, and harness this expertise to create sophisticated and intelligent applications.
  • Seamlessly integrate APIs from Flowise and LangFlow with no-code website builders like Bubble, enabling you to deploy your AI apps with unparalleled ease and efficiency.

Why Choose This Course:

  • Perfect for absolute beginners with no technical background, we provide comprehensive guidance at every step, making the learning journey smooth and enjoyable.
  • Impress your colleagues, friends, and managers with your GenAI skills, gaining a competitive edge in the evolving world of AI app development.
  • Learn from an expert LangChain developer, certified by the Founder of LangChain as “a langchain expert,” ensuring you receive top-tier instruction and industry insights.
  • Engaging explanations and animations make learning LangChain a breeze, helping you grasp complex concepts effortlessly.

Special Focus on Retrieval:

  • Unlock the secrets of multiple LLM, chat models, and embedding providers, including OpenAI, Cohere, and HuggingFace, elevating your AI apps’ capabilities to new heights.
  • Work with various data types, such as PDFs, DOCX, TXT, and Github Repos, enabling you to cater to diverse user needs and deliver exceptional user experiences.
  • Utilize multiple Vector stores, including in-memory, Chroma, Qdrant, and Pinecone, optimizing your app’s performance and ensuring seamless data management.
  • Master the art of using various Text Splitters, refining your AI app’s accuracy and taking user interactions to a whole new level.


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  • No prior coding experience or AI knowledge is required for this course. It is designed to cater to beginners and those with little technical background, making it accessible to everyone.
  • A passion for learning and a desire to dive into the exciting world of AI app development using LangChain and no-code tools is all you need to get started.

Who this course is for:

  • Aspiring AI enthusiasts and beginners who want to venture into AI app development without the need for extensive coding knowledge.
  • Entrepreneurs, founders, and business professionals looking to build AI-powered consumer apps for their organizations, regardless of their technical background.
  • Developers and tech enthusiasts who wish to expand their skill set and explore the power of LangChain and no-code tools in the realm of AI app development.

Benefits of becoming an AI Engineer:

  • With the rapid advancement of AI technology, becoming an AI Engineer opens up exciting career opportunities in various industries. AI-powered apps are transforming businesses and consumer experiences, making AI Engineers highly sought-after professionals.
  • As an AI Engineer, you gain the ability to build intelligent applications that can perform complex tasks, process vast amounts of data, and provide valuable insights, contributing to groundbreaking innovations.
  • Acquiring AI app-building skills sets you apart as an innovative problem solver, giving you a competitive edge in the job market and enhancing your career prospects.
  • By mastering LangChain and no-code tools, you can rapidly prototype and develop AI apps, saving time and resources, and bringing your ideas to life quicker than ever before.

You’ll also get:

  • Access to the course community via Discord server. You can ask questions, brainstorm ideas, and find other motivated learners.
  • Access to course content updates and improvements

Enroll in this transformative LangChain course today and unlock the door to a world of AI app innovation and career opportunities!



LangChain Basics, and Why LangChain is Awesome!

Welcome to the LangChain Masterclass!
Introduction to LangChain

LangChain UI Tools: Flowise and LangFlow

Flowise Installation and Basics
LangFlow Installation and Basics

Prompts and Prompt Templates

A Simple Chat GPT Clone
Prompt Templates
Multi-Input Prompt Templates
Chat Prompt Template
Few Shot Prompt Templates


Simple LLM Chain
Conversation Chain
API Chain
Sequential Chain
Router Chain
Retrieval Chain

Memory and Summarization Use Case

LangChain Memory Types
Summarization Use Case

The Fascinating World of LangChain Agents

Agents Intro
Agent Types and Usage in Flowise
Agent Tools and Toolkits in LangFlow
Zapier Tool

Retrieval In-Depth

Exploring Retrieval Nodes in Flowise
Text Files for Retrieval
Web Data, Github Repo Loader, and Qdrant Vector DB
Retrieval Nodes LangFlow

Extras: Connecting Flowise and LangFlow to External App Builders and UIs

Intro To The Section
Chat with your Documents with Siri
Connecting Flowise to Bubble No-Code App Builder
Connecting LangFlow to Bubble No-Code App Builder


The Journey Ahead