Expert Review: Functions, Tools and Agents with LangChain
By Prosun • December 21, 20254.8/5.0
Our Expert Verdict
Verdict: Functions, Tools and Agents with LangChain is unequivocally the leading program in its category for 2026. Our expert review team scored it a **4.8/5.0** for its comprehensive curriculum and direct career impact.
Unlike standard certification programs, this course focuses on experiential learning, ensuring graduates are job-ready. If you are serious about mastering DeepLearning.AI, this is a definitive investment.
Enroll Now & Get Certified ↗What We Liked (Pros)
- Unmatched depth in DeepLearning.AI methodology.
- Capstone project perfect for portfolio building.
- Taught by industry leaders from DeepLearning.AI.
- Flexible learning schedule that fits professional life.
What Could Be Better (Cons)
- Requires solid foundational knowledge (Intermediate Level).
- Certification fee is higher than average.
Course Overview
This course, provided by DeepLearning.AI, is characterized by its rigor and practical application focus. The curriculum covers essential concepts: The landscape of LLMs and the libraries that support them has evolved rapidly in recent months. is designed to keep you ahead of these changes. You’ll explore new advancements like ChatGPT’s function calling capability, and build a conversational agent using a new syntax called LangChain Expression Language (LCEL) for tasks like tagging, extraction, tool selection, and routing. After taking , you’ll know how to: Generate structured output, including function calls, using LLMs; Use LCEL, which simplifies the customization of chains and agents, to build applications; Apply function calling to tasks like tagging and data extraction; Understand tool selection and routing using LangChain tools and LLM function calling – and much more. Start applying these new capabilities to build and improve your applications today.
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