LangChain & Python: Build Your First AI Applications — PickAClass
⏱ 2h 36m 📚 26 lessons 🎧 Audio version

LangChain & Python: Build Your First AI Applications

Learn to combine LangChain and Python to create intelligent applications, from foundational LLM interactions to practical data retrieval systems, empowering new developers to build with AI.

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  • 🌐 In English
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About this course

Want to harness the power of large language models and build intelligent applications with Python? LangChain provides the essential framework to integrate AI capabilities into your projects efficiently. This course will guide you through the core concepts of LangChain, enabling you to design, develop, and deploy your own AI-powered solutions, from simple chatbots to sophisticated data-aware agents. What you'll learn: * Understand the fundamental components of LangChain, including LLMs, Prompts, Chains, and Agents. * Configure Python development environments for AI projects and manage dependencies effectively. * Apply prompt engineering principles to guide LLMs for specific tasks and ensure desired output formats. * Implement Retrieval-Augmented Generation (RAG) patterns to enhance LLM responses with external data. * Develop interactive applications that combine various LangChain elements to solve real-world problems. * Practice writing clean, modular Python code for scalable and maintainable AI applications. The course progresses from foundational concepts and setup to practical application development, with clear explanations and code examples guiding you through each step. You will build progressively more complex systems as you gain confidence and skill. This course is specifically designed for beginners with basic Python knowledge who are eager to start building with AI. No prior experience with LangChain or advanced AI concepts is required. Begin your journey into AI application development and unlock the potential of LangChain today.

Course contents

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
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  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • ⚡ Short & focused
    2h 36m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
LangChain & Python: Build Your First AI Applications
Skills demonstrated
✓
Behavioral pattern analysis
Foundational
1.2 hrs
✓
Decision-architecture frameworks
Proficient
1.4 hrs
✓
A/B test design
Proficient
1.7 hrs
✓
Behavioral copywriting
Advanced
1.9 hrs
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PickAClass — Name Surname
LangChain & Python: Build Your First AI Applications
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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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. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 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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