Free Prompt Engineering Course with Certificate

Prompt Engineering for ChatGPT

Updated with GenAI for 2026
star 4.58  Beginner level 3.0 learning hrs 227.6K+ 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

227.6K+ learners enrolled so far

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Learner reviews of the Free Courses

4.58
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Reviewer Profile

5.0

India
“Course Effectively Teaches Prompt Engineering for Better AI Results”
The prompt engineering course effectively equips learners with the skills to craft precise and impactful prompts, significantly enhancing the quality and relevance of AI-generated content.
Reviewer Profile

5.0

“Great Course, Clear Explanations, and Useful Examples”
This course provides a solid foundation for anyone looking to understand and apply prompt engineering techniques effectively. The content covers essential topics such as the basics of prompt engineering, defining good prompts, common errors, and advanced strategies. Practical, hands-on exercises allow learners to gain real-world experience. It’s a well-rounded course, offering both theoretical knowledge and practical skills. The inclusion of applications across various domains enhances its value, making it relevant for diverse professional use cases.
Reviewer Profile

5.0

India
“Very Good Course for New Aspiring Engineers”
The Prompt Engineering with ChatGPT course was highly insightful and practical, providing a comprehensive understanding of crafting effective prompts to maximize AI potential. The course structure was clear and engaging, blending theoretical concepts with real-world applications. Hands-on examples and interactive exercises were especially beneficial for reinforcing learning. The focus on iterative refinement and context-aware prompt creation significantly enhanced my ability to generate accurate, relevant, and creative responses from ChatGPT.
Reviewer Profile

5.0

India
“AI Prompt Engineering and Preparing You for Roles in This Evolving Field”
Experience for a certificate of prompt AI engineer. If you're pursuing a certificate in prompt AI engineering, you might gain experience in several areas: Understanding AI Models: Learn how different AI models work and how to use them effectively. Prompt Engineering: Develop skills in crafting prompts that elicit desired responses from AI models. This involves experimenting with different phrasing and structures to get the best results. Use Cases and Applications: Explore various applications of AI prompts in real-world scenarios, such as customer support, content generation, and data analysis. Ethics and Safety: Understand the ethical considerations and safety measures necessary when working with AI, including managing bias and ensuring responsible use. Hands-on Projects: Engage in practical projects that involve creating and refining prompts for specific tasks or industries. Evaluation and Iteration: Learn how to evaluate the effectiveness of prompts and iterate based on feedback and results.
Reviewer Profile
Muhammad Muneer Bawany

5.0

“Prompt Engineering for ChatGPT 3.5 & 4.0”
Enrolling in the Prompt Engineering for ChatGPT course was a game-changer. Initially, I was intrigued by the idea of manipulating AI outputs but had no concrete understanding of how to achieve this. The course provided a structured approach, breaking down complex concepts into easily digestible modules.
Reviewer Profile

5.0

Indonesia
“Prompt Engineering Enhances AI Interactions by Crafting Clear, Specific Prompts”
I liked how the explanation highlighted the importance of clarity and structure in prompts to improve AI responses. It emphasized practical strategies, like using specific instructions and refining prompts, making the concept accessible and actionable. The focus on achieving tailored, relevant answers through iteration resonates with the value of user engagement. It effectively shows how thoughtful prompt engineering enhances the quality and usefulness of interactions.
Reviewer Profile

5.0

India
“The Course Was Well-Structured, Covering Both Fundamental and Advanced Topics with Clear Explanations”
The course was exceptionally well-structured and informative. The content was comprehensive and covered a wide range of topics essential for mastering prompt engineering. From foundational concepts to advanced techniques, the curriculum was both engaging and practical.
Reviewer Profile

5.0

India
“Prompt Engineering for ChatGPT Certification”
The Prompt Engineering course is an excellent introduction for beginners. It provides clear, concise explanations of key concepts, with practical examples to help you understand how to craft effective prompts. The content is well-structured, making it easy to follow, and doesn't overwhelm with unnecessary complexity. The best part is that it's free, making it accessible for anyone looking to expand their knowledge in this growing field. Highly recommended for learners on a budget.
Reviewer Profile

5.0

India
“Excellent Prompt Engineering Course with Practical Insights”
I found it to be excellent. The course was well-structured and provided valuable insights into crafting effective prompts for Generative AI. The content was engaging, and the practical examples helped in understanding the concepts better. Overall, it was a highly beneficial learning experience, and the quiz is excellent for revising what we should learn.
Reviewer Profile

5.0

India
“A Very Informative Course on Prompt Engineering”
The course provided a comprehensive introduction to prompt engineering, covering fundamental concepts and techniques. I learned how to structure effective prompts to elicit the desired responses from AI models, understanding the nuances of language and how different wordings can influence the output. The course also explored various strategies to refine prompts for specific tasks, such as generating creative content, answering questions, or providing summaries. Overall, it was an insightful experience that deepened my understanding of how to interact with AI models effectively.

Our course instructor

instructor img

Vishnu Subramanian

Data Scientist & AI Engineer

ChatGPT and Generative AI Expert

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251.8K+ 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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