As Artificial Intelligence (AI) continues to evolve rapidly, 2025 presents an excellent opportunity to enhance your skills through free AI courses. To assist you in navigating the plethora of options, we’ve curated a list of the top 9 free AI courses for 2025, suitable for beginners to advanced learners, covering topics such as generative AI, prompt engineering, and big data.
Beginner Level:
These are intended for people new to AI and looking for a good foundation.
1. Google AI Courses: Free Learning Opportunities for 2025
Google offers a series of five courses designed to teach generative AI from the ground up. You’ll start with the basics and progress to understanding the broader landscape of artificial intelligence. This is a perfect starting point for anyone new to the field.
Enroll here:
Google AI Courses
2. Microsoft AI Course: Master AI Fundamentals for Free
Microsoft’s free AI course introduces learners to AI fundamentals before diving deeper into neural networks and deep learning. Whether you’re a student or a professional, this course offers a strong foundation for exploring AI technologies.
Enroll here:
Microsoft AI Course
3. Vanderbilt University’s Prompt Engineering for ChatGPT
This 6-module course from Vanderbilt University is perfect for beginners who want to master writing effective prompts. By the end, you’ll know how to craft powerful prompts to maximize ChatGPT’s potential. At the end of these 6 modules, you can get a shareable certificate to display on your LinkedIn Profile!
Enroll here:
Prompt Engineering for ChatGPT
Intermediate Level:
These courses assume some familiarity with AI concepts and may require more technical understanding
4. Reasoning with o1: OpenAI & DeepLearning.ai’s Free Course
This course teaches you how the ChatGPT o1 model works, how it performs and the best scenarios to use it. It’s taught and built in collaboration by Colin Jarvis, Head of AI Solutions at OpenAI.
Enroll here: Reasoning With o1
5. University of California’s Big Data, AI, and Ethics Course
This 4-module course explores the intersection of big data, AI, and ethics. It introduces IBM’s Watson and highlights both the opportunities and limitations of AI. A must-take for anyone interested in the ethical implications of AI.
Enroll here:
Big Data, AI, and Ethics
Advanced Level:
These courses require significant technical understanding or hands-on experience
6. Harvard’s Introduction to AI with Python: Free Course
Harvard’s 7-week course takes a deep dive into the principles and algorithms behind AI. You’ll learn about machine learning libraries and the technologies driving AI, all while gaining hands-on experience with Python. This is a more advanced curriculum so I don’t recommend it for beginners.
Enroll here:
Introduction to AI with Python
7. LLMOps: Google Cloud & DeepLearning.ai’s Free Offering
This advanced course focuses on managing and deploying large language models (LLMs). Taught by Erwin Huizenga, you’ll learn to navigate the LLMOps pipeline, preprocess training data, and train custom LLMs using supervised tuning.
Enroll here:
LLMOps
8. ChatGPT Prompt Engineering for Developers by OpenAI
Isa Fulford and Andrew Ng teach this course, offering hands-on practice with prompt engineering. You’ll start with best practices and walk away with a comprehensive understanding of how to use prompting effectively in real-world applications.
Enroll here:
ChatGPT Prompt Engineering for Developers
9. edX’s Free AI Applications and Prompt Engineering
This introductory course from edX takes you beyond the basics of prompt engineering, giving you the tools to create your own applications. A perfect way to combine theory with practical development skills.
Enroll here:
AI Applications and Prompt Engineering
Bonus Tip: How to Take Coursera Courses for Free
Many of these courses are hosted on Coursera, and you can audit them for free. Here’s how:
- Visit the course page.
- Click “Enroll for Free.”
- Select “Audit the course.”
Note: You’ll need to create a Coursera account, but no payment is required for auditing.
Whether you’re curious about AI or ready to take your skills to the next level, these free courses are an excellent place to start. From generative AI to big data ethics, there’s something here for everyone. Choose a course that excites you, and take the first step toward mastering the world of AI.