25 Best LangChain Courses Online
LangChain is a framework that helps developers connect large language models with external data sources, tools and APIs to build more capable AI applications. The courses on this page introduce the core concepts, from basic prompt handling to advanced retrieval‑augmented generation and integration with vector stores such as Pinecone. The list includes twenty‑five options from Udemy and Coursera, priced between $19.99 and $199.99. Lower‑priced Udemy courses tend to focus on quick, hands‑on projects such as bots with memory or no‑code tools like Flowise, while the Coursera offerings provide a more structured curriculum and a certificate upon completion. When selecting a course, consider your current skill level, whether you prefer code‑first or visual tooling, and how deeply you want to explore topics such as retrieval‑augmented generation or vector‑store integration.
- Courses compared
- 25
- Price range
- $19.99 – $199.99
- Providers
- Coursera, Udemy, edX
- Last updated
- 18 Sep 2026
How these 25 courses were chosen
Every course below is a real, currently listed course from Coursera, Udemy, edX, matched to "langchain" by our catalog and ordered by our CourseAsk score. Courses whose own title names the topic rank above those only tagged with it.
The grade on each entry scores how much the provider publishes about the course before you pay — the length and detail of the description, whether it lists learning outcomes and objectives — and whether a named university or institution stands behind it. A is fully documented and institution-backed; E is little more than a title and a price. Courses with almost nothing published are left ungraded rather than marked down, because an unknown course and a poor one are not the same thing.
There are no star ratings on this page — the course feeds we license do not include them, and we would rather leave a column out than fill it with a number we cannot stand behind. What we do have is price: these range from $19.99 to $199.99, as listed by the provider when we last updated the page.
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1
LangChain MasterClass: Build 15 LLM Apps with Python
Offered by Packt
This course features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the co...
$49.00listed price -
2
Project: Generative AI Applications with RAG and LangChain
Offered by IBM
Get ready to put your generative AI engineering skills into practice! In this hands-on guided project, you’ll apply the knowledge and techniques gained throughout the previous courses in the program to build your own rea...
$49.00listed price -
3
Building LLMs with Hugging Face and LangChain
Offered by Edureka
The Building LLMs with Hugging Face and LangChain Specialization teaches you how to create modern LLM applications from core concepts to real-world deployment. You will learn how LLMs work, how to build applications with...
$49.00listed price -
4
Generative AI with LangChain
Offered by Packt
This Specialization takes you through the process of building and deploying intelligent systems using LangChain. The first course introduces the rise of generative AI and how LangChain empowers language models to perform...
$49.00listed price -
5
Build AI Apps with LangChain.js
Offered by Scrimba
Learn the basics of LangChain.js and build an internal company knowledge base using retrieval from a vector database. This hands-on course takes you step by step through the process of building AI-powered applications us...
$49.00listed price -
6
Building and Deploying AI Agents with LLMs and LangChain
Offered by Board Infinity
This three-course specialization guides AI practitioners and developers through the complete journey of building practical AI agent systems — from single-agent architecture to multi-agent collaboration to production depl...
$49.00listed price -
7
Developing LLM Applications with LangChain
Offered by Edureka
This course introduces the concepts, tools, and practical techniques behind LangChain, the leading framework for building intelligent applications powered by Large Language Models (LLMs). It blends conceptual understandi...
$49.00listed price -
8
The Complete LangChain & LLMs Guide
Offered by Packt
This course features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the co...
$49.00listed price -
9
AI Applications Made Easy: Dive into LangChain & GPT
AI Applications Made Easy: Dive into LangChain & GPTWelcome to a transformative learning journey designed to demystify the art of building powerful AI applications using the LangChain framework and the groundbreaking...
$19.99listed price -
10
LangChain Mastery - Most Practical Course To Build AI Apps
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 experien...
$19.99listed price -
11
LangChain Mastery: Build GenAI Apps with LangChain &Pinecone
Fully Updated for the latest versions of LangChain, OpenaAI, and Pinecone.Unlock the Power of LangChain and Pinecone to Build Advanced LLM Applications with Generative AI and Python!This LangChain course is the 2nd part...
$49.99listed price -
12
Gen AI - LLM RAG Two in One - LangChain + LlamaIndex
This course leverages the power of both LangChain and LlamaIndex frameworks, along with OpenAI GPT and Google Gemini APIs, and Vector Databases like ChromaDB and Pinecone. It is designed to provide you with a comprehensi...
$19.99listed price -
13
Langchain and Langgraph
Offered by Packt
This specialization features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress throug...
$49.00listed price -
14
LangChain and Workflow Design Course
Offered by Simplilearn
This LangChain for Generative AI course equips you with the skills to build and deploy reasoning-driven applications using large language models. Begin with the foundations—understand the background, key concepts, and ar...
$49.00listed price -
15
Langchain: 3 Projetos de Bots com Memória e Web
Prepare-se para uma aventura tecnológica com Langchain e Streamlit! Vamos desbravar juntos o mundo da criação de chatbots, começando com um projeto super prático: um gerador de nomes criativos para empresas. Nada de nome...
$34.99listed price -
16
Build Next-Gen LLM Apps with LangChain & LangGraph
Offered by Coursera
Transform from LLM experimentation to enterprise-grade production with this comprehensive specialization in LangChain and LangGraph development. Master the complete lifecycle of building, deploying, and scaling Large Lan...
$49.00listed price -
17
AI Apps with ChatGPT and LangChain: The Introduction
ChatGPT revolutionises businesses, how we work and greatly influences our lives. It is much more than a famous Web and mobile applications everyone is using now. Its creators recently released a publicly available API en...
$29.99listed price -
18
Master LangChain with No-Code tools: Flowise and LangFlow
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 cours...
$19.99listed price -
19
The Complete LangChain & RAG Developer Course 2026
Build Production-Ready AI Applications with LangChain, OpenAI, FAISS & ChromaDBMaster Retrieval-Augmented Generation (RAG) and Build Real AI Systems from ScratchAre you ready to master one of the most in-demand skill...
$199.99listed price -
20
Mastering Generative AI: Agents with RAG and LangChain
Offered by IBM
Power up your resume with in-demand RAG and LangChain skills employers are looking for. Dive into the world of retrieval augmented generation (RAG), Hugging Face, and LangChain and take your gen AI career up a gear in ju...
$49.00listed price -
21
Agentic AI: LangChain and LangGraph
Offered by IBM
Master LangGraph and agentic AI by creating self-improving agents, multi-agent workflows, and retrieval-aware systems that reason, collaborate, and adapt using Reflection, ReAct, and agentic RAG.
$99.00listed price -
22
Talk to Your Documents with LangChain and JavaScript
Offered by CodeSignal
Build document-aware chat applications with LangChain and JavaScript. Learn to process documents, retrieve relevant context, and implement RAG workflows for AI-powered question answering.
$55.00listed price -
23
Talk to Your Documents with LangChain and Python
Offered by CodeSignal
Build document-based chat applications with LangChain and Python. Learn to process documents, retrieve relevant content, and use RAG techniques to answer questions from source material.
$55.00listed price -
24
RAG: Build Apps with LangChain and LlamaIndex
Offered by IBM
Learn RAG development through hands-on training in retrieval pipelines, Gradio interfaces, and LlamaIndex workflows to build accurate, context-aware AI applications
$99.00listed price -
25
edX MOOC / Non-creditMastering Generative AI Project: RAG and LangChain App
Offered by IBM
Get valuable practical experience building a real-world gen AI application that you can talk about in interviews.
$49.00listed price
Best LangChain Courses Online compared
Prices shown are the provider's listed price when we last updated this page. Confirm on their site before enrolling.
What the prices here tell you
The 25 priced courses on this page run from $19.99 to $199.99, with the middle of the range around $49.00 — a spread of $180.00. That is a wide gap for one subject. A higher price on this page usually reflects who is behind the course rather than how much material it contains, so it is worth opening two or three at different price points and comparing their syllabus before deciding.
Who is behind these courses
These courses come from Coursera, Udemy and edX. The platforms differ in how they sell: some charge once per course, others expect a subscription, and the listed price is not always what you pay at checkout after a promotion.
Before you enrol
Open the provider’s own page and check three things this comparison cannot tell you: when the course was last updated, what the syllabus actually covers in its later sections, and what recent learners say. Prices shown here are the provider’s listed price when we last rebuilt this page on 18 September 2026 — they change often, and a promotion can move them substantially. We earn a commission if you enrol through our links, which costs you nothing and never affects the order courses appear in.