Free Prompt Engineering Course with Certificate

Prompt Engineering for ChatGPT

Updated with GenAI for 2026
star 4.58  Beginner level 3.0 learning hrs 225.2K+ Learners

Learn LLM training, GPT architecture, tokenization, model deployment, prompt engineering, and ChatGPT 4.5, o1, and o3-mini use cases. Enroll in this Free Prompt Engineering Course to write better prompts and improve AI outputs.

Instructor:

Vishnu Subramanian

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English Español

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About this course

This Prompt Engineering for ChatGPT course equips you with the essential skills to understand how Large Language Models are trained, how they generate responses, and how prompts influence AI output quality. You’ll learn LLM training and inference, OpenAI’s model evolution, GPT architecture, tokenization, model deployment, token usage, and the role of tokens in performance and interaction. The course also covers how Generative AI solutions are operationalized in real-world environments through deployment, monitoring, scalability, and business use cases.


You’ll also learn the fundamentals of prompt engineering, including how to create effective prompts that produce clearer, more accurate, and more useful responses. Through sample prompt executions in ChatGPT 4.5, o1, and o3-mini, you’ll compare model outputs and understand when to use each model more effectively. By the end of this AI prompt course, you’ll be able to write better prompts, evaluate AI responses, understand model behavior, and apply Generative AI more confidently across workplace, content, research, and productivity tasks.




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Course outline

LLM Training and Inference

In this module, we will learn how Large Language Models are trained using vast datasets and how they generate responses through the inference process.

Open AI Journey and GPT Training

In this module, we will explore the evolution of OpenAI models, understand the development of GPT architectures, and learn the fundamentals of how these models are trained.

The Significance of LLM Tokenization

In this module, we will understand tokenization, how text is converted into tokens, and why tokenization is essential for processing and generating language effectively.

Model Deployment and Token

In this module, we will learn the basics of deploying language models, understand token usage, and explore their role in model interaction and performance.

Operationalizing Generative AI

In this module, we will explore how Generative AI solutions are implemented in real-world environments, focusing on deployment, monitoring, scalability, and business applications.

Introduction to Prompt engineering

In this module, we will explore the fundamentals of Prompt Engineering, understand the characteristics of effective prompts, and learn how prompts influence AI-generated outputs.

Introduction to ChatGPT 4.5, o1 and o3-mini

In this module, you will learn about the features and functionalities of ChatGPT 4.5, o1, and o3-mini, including their key improvements.

Sample Prompts Execution in ChatGPT 4.5, o1 and o3-mini

In this module, you will learn how to execute sample prompts, exploring varied outcomes across ChatGPT 4.5, o1, and o3-mini for optimal usage.

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Get access to the complete curriculum once you enroll in the course

This course is ideal for

  • AI enthusiasts exploring prompt optimization.
  • Content creators wanting to generate precise outputs.
  • Marketing professionals seeking reliable AI content.
  • Developers looking to optimize LLM interactions.

Prompt Engineering for ChatGPT

rating icon 4.58

3.0 Hours

Beginner

225.2K+ learners enrolled so far

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Learner reviews of the Free Courses

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Reviewer Profile

5.0

“An Excellent Guide to Prompt Engineering with ChatGPT”
This course was an amazing learning experience! The curriculum was well-organized, and the instructor explained everything so clearly, making even complex topics feel approachable. I loved how in-depth the course went, covering everything from the basics to advanced techniques. The quizzes and assignments were super helpful for applying what I learned and made the whole process enjoyable. I’d definitely recommend it to anyone looking to build their skills in AI and prompt engineering!
Reviewer Profile

5.0

India
“Great Learning’s ChatGPT Prompt Engineering Course: Insightful and Practical”
Great Learning’s ChatGPT prompt engineering course offers a comprehensive and practical approach to mastering prompt creation. It equips learners with essential techniques to enhance user interactions and maximize AI effectiveness. The course is a valuable resource for anyone aiming to leverage AI technology, making it an excellent investment in professional development.
Reviewer Profile

5.0

India
“Exceptional Learning Journey in Prompt Engineering”
I thoroughly enjoyed the Prompt Engineering for ChatGPT course on Great Learning. The course content was well-structured, blending theoretical concepts with hands-on exercises. The real-world examples and interactive lessons made it engaging and easy to follow. I especially appreciated the clarity of explanations, which helped me grasp advanced topics effortlessly. This course has significantly boosted my confidence in designing effective AI prompts, and I highly recommend it to anyone interested in AI or NLP.
Reviewer Profile

5.0

India
“Mastering Prompt Engineering: Enhancing AI Interactions with ChatGPT”
The course provides a clear and thorough introduction to prompt engineering, focusing on practical applications with ChatGPT. Instructors are knowledgeable, and real-world examples make the material engaging. Hands-on exercises enhance learning. Highly recommended for those looking to optimize their AI interactions.
Reviewer Profile

5.0

United States
“Highly Recommended Prompt Engineering Course”
This is the best free Prompt Engineering course that I have ever seen. This course highlights the basic and core fundamentals of prompt engineering. This course helps to build a solid foundation for anyone and helps to start their prompt engineering journey.
Reviewer Profile

5.0

“Prompt Engineering: Specificity, Tone Control, and Iterative Refinement”
Prompt engineering taught me the impact of clarity, tone, and specificity in guiding AI outputs. Through iterative refinement, I learned that small adjustments can shape results dramatically. Breaking down complex tasks into steps and adding constraints, like response length or style, improves accuracy. For creative tasks, prompting for tone, setting, and genre brings richer outputs. It’s a balance of precision and creative exploration.
Reviewer Profile

4.0

India
“Comprehensive Prompt Engineering Course with Practical Examples”
The course provided clear, practical guidance on crafting effective prompts, enhancing both model performance and precision. Hands-on exercises helped reinforce skills, and instructors shared valuable insights on addressing model limitations. The ethical considerations in prompt design added depth, making the course both technically and ethically rewarding. A great learning experience that’s directly applicable in AI development.
Reviewer Profile

5.0

India
“Enhancing AI Interactions with Prompt Engineering”
In my recent course on prompt engineering with Great Learning, I delved into the art and science of guiding language models to produce precise, contextually relevant, and insightful outputs. This course covered essential techniques like structuring prompts for clarity, using instructional phrases, and experimenting with different prompt structures to achieve specific outcomes. We explored practical applications, which provided me with hands-on experience in crafting prompts to improve model performance.
Reviewer Profile

5.0

India
“Crafting Effective Prompts for Enhanced AI Responses”
In prompt engineering, I learned how to design well-structured prompts that guide AI models to generate accurate and meaningful outputs. This involved focusing on clarity, relevance, and specificity while avoiding ambiguity. The experience helped me understand AI's capabilities and limitations, enhancing my ability to solve problems efficiently using AI tools.
Reviewer Profile

5.0

Philippines
“ChatGPT Prompt Engineering Free Course”
I love the topic, the method of teaching, and the in-depth discussion of essential topics that relate to the course. This free course is very concise, and it greatly helped me understand prompt engineering. Highly recommended learning platform.

Our course instructor

instructor img

Vishnu Subramanian

Data Scientist & AI Engineer

ChatGPT and Generative AI Expert

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249.1K+ Learners
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2 Courses
Vishnu Subramanian Iyer is an experienced Data Scientist and AI engineer currently working as an Associate Manager at Accenture. With expertise in Large Language Models, Deep Learning, and Generative AI, he has held roles in organizations like Great Learning and the Government of Delhi. Vishnu also holds advanced degrees in Data Science and International Business.

Frequently Asked Questions

Will I receive a certificate upon completing this free course?

Yes, upon successful completion of the course and payment of the certificate fee, you will receive a completion certificate that you can add to your resume.

Is this course free?

Yes, you may enroll in the course and access the course content for free. However, if you wish to obtain a certificate upon completion, a non-refundable fee is applicable.

What is the salary of a prompt engineer in 2026?

Prompt engineer salaries in 2026 (Glassdoor):

  • Entry-level (US): $90,000 to $140,000
  • Senior (US): $200,000 to $340,000 at OpenAI, Anthropic, Google
  • Entry-level (India): ₹4.2 to ₹6.8 LPA
  • Senior (India): ₹16 LPA and above at AI-first companies

A recognized AI prompt engineering course is now a common hiring prerequisite for these roles.

How long is the Free Prompt Engineering for ChatGPT Course?

The AI prompt engineering course is 3 hours long and self-paced. It has 8 modules:

  1. LLM training and inference
  2. OpenAI journey and GPT training
  3. Tokenization
  4. Model deployment and tokens
  5. Operationalizing generative AI
  6. Introduction to prompt engineering
  7. ChatGPT 4.5, o1, and o3-mini
  8. Hands-on sample prompts

What is Generative AI and why is it important?

Generative AI creates new content such as text, code, or images. It enables machines to produce original outputs, with applications across creative writing, software development, research, marketing, and problem-solving.

What will I learn in the Free Prompt Engineering for ChatGPT Course?

The AI prompt course covers effective prompt writing for ChatGPT and other LLMs:

  • Prompt fundamentals
  • Zero-shot and few-shot prompting
  • Role-based prompts
  • Instruction prompts
  • Refinement techniques
  • GPT-4.5, o1, and o3-mini models

Skills apply to writing, research, coding, marketing, and analysis.

What are LLMs (Large Language Models) and how do they work?

LLMs are advanced NLP models trained on large volumes of text. They understand and generate human-like text based on input prompts, and are the foundation of tools such as ChatGPT, Claude, and Gemini.

Who should learn prompt engineering?

You can learn prompt engineering for free through this course if you use ChatGPT or other LLMs professionally.

Target audiences include:

  • Content writers and marketers
  • Developers and analysts
  • Founders and product managers
  • Students and business users

The course is beginner-friendly with no AI prerequisites.

Is the Free Prompt Engineering for ChatGPT Course beginner-friendly?

Yes. The AI prompt engineering course is designed for beginners. No prior AI or technical knowledge is required. It starts with LLM and prompt fundamentals and builds skills step by step across 8 modules.

What are the basics of Prompt Engineering?

Prompt Engineering involves crafting precise instructions for LLMs to generate desired outputs, understanding model capabilities, and refining prompts through experimentation.

Will I have lifetime access to the Free Prompt Engineering for ChatGPT Course?

Yes. Once enrolled, you retain lifetime access to the Prompt Engineering for ChatGPT course on Great Learning Academy. You can log in and resume learning at your own pace at any time.

How much does the Free Prompt Engineering for ChatGPT Course cost?

The AI prompt engineering course is 100% free to enroll and complete. A one-time non-refundable certificate fee applies only if you wish to claim the completion certificate. There are no subscriptions, upsells, or hidden charges.

Which advanced programs help me move from prompt writing to generative AI applications?

Prompt engineering is a useful starting point for working with generative AI tools. To move from prompt writing to real applications, learners should build skills in LLM workflows, RAG, AI agents, output evaluation, and business use cases. Learners looking for a structured Generative AI Course can explore the IIT Bombay Certificate in Generative AI, which focuses on building and managing GenAI applications, or the Johns Hopkins Applied Generative AI and Agentic AI Certificate Program, which focuses on applying GenAI and agentic AI to practical business problems. You can choose based on your current skills, career goals, and the type of GenAI applications you want to build.

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