Free Prompt Engineering Course with Certificate

Prompt Engineering for ChatGPT

Updated with GenAI for 2026
star 4.58  Beginner level 3.0 learning hrs 230.8K+ 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

Key Highlights

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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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ChatGPT

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

230.8K+ learners enrolled so far

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Learner reviews of the Free Courses

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Reviewer Profile

5.0

★★★★ ★
India
“Unlocking the Power of Language: My Experience Learning Prompt Engineering”
Learning prompt engineering has been an eye-opening experience! It’s amazing to see how small changes in phrasing can make AI systems produce drastically different results. I’ve learned how to craft precise instructions, use constraints, and experiment with creative prompts to get the most effective output. This experience has given me the confidence to interact more effectively with AI tools and opened up new perspectives on problem-solving in creative and technical spaces.
Reviewer Profile

5.0

★★★★ ★
India
“Prompt Engineering Basics: A Great Learning Experience”
After successfully completing my prompt engineering course with Great Learning, I had a great experience. The way each topic was explained, point by point, was excellent. 👍
Reviewer Profile

5.0

★★★★ ★
India
“Transformative Journey into Prompt Engineering”
I thoroughly enjoyed the prompt engineering course, as it provided practical insights into the intricacies of guiding Generative AI models. The hands-on exercises allowed me to experiment with various prompt patterns and see immediate results. The course also covered best practices, which significantly improved my ability to craft effective prompts. I appreciated the interactive discussions that enriched the learning experience, and I now feel more confident in utilizing AI tools for diverse applications.
Reviewer Profile

5.0

★★★★ ★
India
“Simple and Easy to Learn: Nice Explanation by Instructor”
The Prompt Engineering course offered by Great Learning focuses on teaching the essential skills needed to craft precise and effective prompts for AI models, especially in natural language processing. The course covers basic prompt formatting, the importance of context, task specifications, and constraints, and offers practical tips to optimize prompt effectiveness. It also delves into various use cases, such as information extraction, text summarization, question answering, and code generation. This course is designed to enhance your ability to guide AI models toward desired outcomes.
Reviewer Profile

5.0

★★★★ ★
“An Incredible Course: Gaining Valuable Knowledge and Insights”
I've learned a lot about Large Language Models (LLMs) recently, including how they work and how to craft effective prompts. Understanding the mechanics behind LLMs has helped me see how they process information and generate responses. Writing a good prompt is key—it's all about providing clear context and being specific with your requests. The better your prompt, the more accurate and helpful the response will be.
Reviewer Profile

5.0

★★★★ ★
India
“Prompt Engineering for ChatGPT: Acquired Skills in Crafting Effective Prompts”
Developed expertise in creating precise and effective prompts to guide AI behavior, including strategies for improving text generation accuracy and relevance. Gained practical experience in advanced prompting methods and debugging techniques to enhance model performance.
Reviewer Profile

5.0

★★★★ ★
India
“Awesome and Concise Teaching Method”
The Prompt Engineering course was an insightful and practical experience that effectively covered fundamental and advanced techniques for crafting prompts in AI models. The hands-on exercises and interactive labs helped solidify theoretical knowledge, and the clear instruction made complex concepts easier to grasp. While the course was comprehensive, I would have appreciated more advanced examples and additional time for assignments requiring deeper experimentation.
Reviewer Profile

5.0

★★★★ ★
India
“Very Easy to Understand Course”
This Prompt Engineering course focuses on teaching how to craft effective prompts to guide generative AI models like GPT. These courses typically cover: Basics of AI Models: Understanding how language models work and how they generate responses. Crafting Effective Prompts: Techniques to optimize prompts for desired outputs, including templating, zero-shot, and few-shot learning. Advanced Prompting Strategies: Techniques like role-based prompting, chain-of-thought prompting, and using contextual constraints.
Reviewer Profile

5.0

★★★★ ★
India
“Learned About Generative AI, Making Good Prompts, and Their Applications”
I really enjoyed it! The introduction to generative AI helped me understand the basics. Learning about LLMs and how they work was fascinating. The hands-on sessions were my favorite; they allowed me to practice creating good prompts. I liked discovering the components that make prompts effective. Understanding prompting errors and limitations was important too. Overall, the course was very helpful for my learning, and I feel more confident using AI now!
Reviewer Profile

5.0

★★★★ ★
Italy
“Empowering Insights: A Journey Through Generative AI”
I loved exploring the transformative potential of Generative AI. The practical applications, from healthcare to agriculture, showcased how innovative prompting strategies enhance model performance. It was enlightening to understand the balance between creativity and accuracy in AI outputs!

Our course instructor

instructor img

Vishnu Subramanian

Data Scientist & AI Engineer

ChatGPT and Generative AI Expert

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255.7K+ 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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