AI Application Development with LangChain

Build context-aware AI applications and custom chatbots by connecting large language models to external data sources.

4.6 (221) ⏱ 1h 18m 📚 11 lessons 🎧 Audio version

About this course

As artificial intelligence evolves, the ability to connect large language models to your own data and external tools has become a critical skill for modern developers. This course provides a clear path to understanding how to bridge the gap between static AI models and dynamic, real-world applications. You will progress from foundational concepts to building sophisticated systems that can remember past interactions, browse the web, and analyze private documents. By the end of this course, you will be able to design and implement context-aware AI agents that solve specific, complex problems. * Understand foundational AI concepts and the architecture of the LangChain framework. * Implement Retrieval-Augmented Generation (RAG) to allow models to interact with external data. * Apply LangChain Expression Language (LCEL) to create flexible and efficient AI workflows. * Configure vector databases to store and retrieve information with high precision. * Practice prompt engineering patterns to guide model behavior effectively. * Integrate third-party tools and APIs to expand the functional range of your AI applications. The course begins with essential terminology and the basic building blocks of LangChain before moving into practical implementation strategies for memory, data retrieval, and agent-based reasoning. You will learn through written explanations and code-based exercises designed to reinforce modern development patterns. This course is designed for beginners and aspiring AI developers who have a basic understanding of Python but are new to LangChain and large language model orchestration. Start your journey into AI development and begin building your own custom applications today.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 30-day refund
    No questions asked
  • Short & focused
    1h 18m of practical content

Reviews (1)

박하은 KR Verified learner
★ 5 · 2025-01-18T21:32:56+00:00

A truly excellent learning experience. The flow was logical and the examples were super helpful.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe, or with cryptocurrency. We do not store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 30 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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