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Hands-On RAG with LangChain: Build Real-World ProjectsCLAIM COUPON
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Udemy

Hands-On RAG with LangChain: Build Real-World Projects

Master Retrieval-Augmented Generation by building practical, production-ready applications with LangChain

Taught by ⋮ Bharath Thippireddy

Total Enrolments : 3,760
4.6rating based on(3,760 reviews)Available on Udemy

$9.99 with coupon (list $149.99 — save $140.00, 93% off)

Coupon Verified: October 23, 2026 · click Claim Coupon to apply the discount code

Coupon Overview

The short version of this deal — what the coupon covers, what it costs, and when our team last checked it.

This page tracks a verified Udemy coupon for Hands-On RAG with LangChain: Build Real-World Projects — an IT & Software course from Bharath Thippireddy, suitable for learners at every level. Enrolling through this page takes the price from $149.99 down to $9.99 — that's 93% off, or $140.00 saved.

What you get is the same as any full-price seat: lifetime access to the on-demand lessons (2h 49m), every future update the instructor publishes, and a certificate of completion once you finish. It has already been taken by 3,760 learners and holds a 4.6-star average on Udemy, and the lessons are delivered in English.

The listing was last verified by hand on October 23, 2026 and is recorded valid through October 28, 2026 — claim it before then, or while redemptions last.

Heads up: the recorded end date for this coupon (October 28, 2026) has already passed, so Udemy may show the standard $149.99 price at checkout. We keep this page live because the course details, syllabus and redemption steps below stay useful — and a fresh coupon often gets recorded here later.

Best suited to learners with some footing in IT & Software — prerequisites as listed by the instructor: Basic Python knowledge (functions, imports, virtual environments).; Familiarity with APIs and JSON is helpful but not mandatory.. Browse more coupons while you are here: IT & Software coupons · Retrieval Augmented Generation (RAG) courses · today's free Udemy coupons.

Price with coupon
$9.99
Regular price
$149.99
Discount
93% off (you save $140.00)
Last verified
October 23, 2026
Offer ends
October 28, 2026 (recorded date has passed)
Provider
Udemy
Duration
2h 49m on-demand video
Language
English
Enrollments
3,760 students
Rating
4.6 / 5
Access
Lifetime access, self-paced
Certificate
Certificate of completion

Key Takeaways

Everything that matters about this coupon in one scan — price, validity, and what you walk away with.

  • 93% off $9.99 with the coupon instead of the $149.99 list price — a saving of $140.00.
  • Expired on record last checked by hand on October 23, 2026 and recorded valid through October 28, 2026. Claim it anyway in case the offer was extended — otherwise the checkout page will show the standard price.
  • Learner feedback 4.6-star rating from 3,760 enrolled learners on Udemy.
  • 2h 49m of video self-paced on-demand lessons with lifetime access — study now, revisit whenever you like.
  • Lessons in English self-paced study with a certificate of completion once you finish.
  • Taught by Bharath Thippireddy — with the same course materials and updates as full-price students.
  • 30-day refund window purchases on Udemy can be refunded within 30 days, subject to Udemy's refund policy — a few payment methods are refundable as store credit only.

Is the Hands-On RAG with LangChain: Build Real-World Projects Coupon Worth It?

Expert review by Andrew Derek, Lead Course Analyst at CoursesWynUpdated Oct 23, 2026

Our verdict: worth it — as long as the IT & Software skills on the syllabus match what you actually want to learn. The regular price for Hands-On RAG with LangChain: Build Real-World Projects on Udemy is $149.99. With the coupon code on this page, that falls to $9.99 — a saving of $140.00, or 93% off the standard rate Spread across 2h 49m of on-demand video, that works out to roughly $3.55 per hour of content — cheaper than a single chapter of most printed IT & Software textbooks.

A cheap price means nothing if the material is thin — here the syllabus is organized around usable outcomes. Bharath Thippireddy walks you through set up PostgreSQL with the pgvector extension to enable efficient vector search, build an end to end RAG pipeline connecting Large Language Models LLMs with PostgreSQL, and implement a RAG pipeline step-by-step: retrieval, context injection, and grounded LLM responses — skills meant to be used, not just watched. It has already been taken by 3,760 students and holds a 4.6-star average from verified reviews, which suggests the content holds up once learners actually apply it.

Check the prerequisites before you commit: Basic Python knowledge (functions, imports, virtual environments).; Familiarity with APIs and JSON is helpful but not mandatory.. Best suited to learners who already have footing in IT & Software. Plan for roughly 2h 49m of on-demand video at your own pace. Lessons are delivered in English.

Pros

  • ✓Confirmed 93% price cut, checked by hand.
  • ✓Strong learner feedback (4.6 out of 5).
  • ✓Taken by 3,760 students so far.
  • ✓Completion certificate plus lifetime access.

Cons

  • !The coupon can expire without warning — after that, expect something close to the standard $149.99.
  • !Lifetime access depends on Udemy itself; platform policies can always change.
  • !Set aside extra hours for exercises and quizzes beyond the 2h 49m of video.

What You'll Learn

Practical skills and outcomes you'll gain from Hands-On RAG with LangChain: Build Real-World Projects — taken from the official Udemy syllabus for IT & Software learners.

Set up PostgreSQL with the pgvector extension to enable efficient vector search.

Build an end to end RAG pipeline connecting Large Language Models LLMs with PostgreSQL.

Implement a RAG pipeline step-by-step: retrieval, context injection, and grounded LLM responses.

Explore vector indexes (HNSW, IVFFlat) and learn how they improve retrieval speed and accuracy.

Apply semantic caching to reduce cost and latency while improving response times.

Evaluate RAG systems using RAGAS metrics like faithfulness, context recall, and precision.

Enhance retrieval quality with re-ranking and metadata filtering.

Deploy APIs for ingestion and RAG Q&A to make your projects production-ready and testable.

Requirements

What you need before enrolling in Hands-On RAG with LangChain: Build Real-World Projects — prerequisites as listed by the instructor on Udemy.

Basic Python knowledge (functions, imports, virtual environments).

Familiarity with APIs and JSON is helpful but not mandatory.

An OpenAI API key

Docker basics are a plus, but we’ll cover the commands you need.

Curiosity to build real-world AI apps using vector databases and LLMs.

Visual Studio Code,Docker,PGAdmin

About This Course

The full official description of Hands-On RAG with LangChain: Build Real-World Projects — curriculum, teaching approach, and everything included with this Udemy coupon.

How to Redeem This Udemy Coupon

Four steps, roughly two minutes. The discount travels with our link, so there is no code to copy and paste.

  1. Click the Claim Coupon button

    Press the "Claim Coupon" button on this page. It opens the Udemy course page in a new tab with the coupon attached to the link.

  2. Check the discounted price

    The discount is applied automatically — there is no code to type in. If Udemy shows $149.99 instead, the coupon has expired. The price at checkout should read $9.99.

  3. Sign in or create a free account

    Udemy requires an account before checkout. Sign in, or register with an email address if you are new — creating an account is free.

  4. Enroll and start learning

    Confirm the price and click "Enroll Now". The course is added to your account with lifetime access and a completion certificate once you finish it.

Important: this coupon may not function properly in private/incognito browsing mode. Please use a standard browser window and consider temporarily disabling any ad blockers or VPN services. If the Udemy app opens instead of the browser, switch to a browser tab — Udemy does not support coupon codes inside its mobile app.

Claim Hands-On RAG with LangChain: Build Real-World… Coupon Code$9.99 with coupon · 93% off · verified Oct 23, 2026 · recorded end date has passed

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Frequently Asked Questions

Common queries about this coupon, pricing, and enrollment. Answers reflect our last check on October 23, 2026.

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$9.99 · 93% off
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