Common AI prompting mistakes and pitfalls
In this guide, we’ll break down the most common prompt engineering mistakes and show you exactly how to fix them to get better AI-generated results.
Mike Davis
June 10, 2025
TL;DR
Vague Prompts → Be specific about topic, audience, and context.
✅ “Explain digital marketing strategies for small businesses in 2024.”
No Defined Role → Tell AI who it should be.
✅ “You are a cybersecurity analyst. Write a blog post on threats in 2024.”
Asking Too Much at Once → Break complex questions into smaller parts.
✅ One prompt for SEO, one for social media, one for email marketing.
Not Iterating → Refine follow-up prompts based on the response.
✅ “Which of these business ideas is most scalable?”
Skipping Negative Prompting → Tell AI what to avoid.
✅ “Explain AI in simple terms—no jargon.”
Mastering AI tools like ChatGPT requires more than just asking questions—it’s about knowing how to ask them. Many users unknowingly make mistakes in prompt engineering that lead to vague, inaccurate, or unhelpful responses.
In this guide, we’ll break down the most common prompt engineering mistakes and show you exactly how to fix them to get better AI-generated results.
1. Using Vague Prompts
The Mistake:
Many users provide unclear or overly broad prompts, leading to generic responses.
Example:
❌ "Tell me about marketing."
✅ How to Fix It: Be specific about the topic, audience, and context.
✔️ "Explain digital marketing strategies for small businesses looking to increase organic traffic in 2024."
Adding more details helps AI provide more relevant and actionable answers.
2. Forgetting to Set a Role or Perspective
The Mistake:
AI responds more effectively when it knows who it’s supposed to be in a given context.
Example:
❌ "Write an article about cybersecurity."
✅ How to Fix It: Define a role to tailor the response.
✔️ "You are a cybersecurity analyst. Write a detailed blog post on the biggest cybersecurity threats businesses face in 2024 and how to prevent them."
Giving AI a role improves the depth and accuracy of responses.
3. Asking for Too Much at Once
The Mistake:
Long, complex prompts with too many requests can confuse AI, leading to incomplete answers.
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Example:
❌ "Tell me about SEO, social media marketing, and email campaigns for startups, and provide examples for each."
✅ How to Fix It: Break your query into smaller, focused prompts.
✔️ "What are the best SEO strategies for startups in 2024?" ✔️ "How can startups use social media marketing effectively?" ✔️ "What are three email marketing strategies that drive conversions?"
Multi-step prompting leads to more detailed and structured responses.
4. Ignoring Iteration
The Mistake:
Users often accept AI’s first response without refining their prompt or iterating on the answer.
Example:
❌ "What are good business ideas?" (AI provides a generic list.)
✅ How to Fix It: Refine and iterate on the AI’s response to get more useful insights.
✔️ "Can you provide business ideas specifically for the e-commerce industry?" ✔️ "Which of these ideas has the lowest startup cost and highest scalability?" ✔️ "Give me a step-by-step plan for launching this business."
Each refinement improves the quality and relevance of AI’s output.
5. Not Using Negative Prompting
The Mistake:
AI sometimes provides irrelevant or repetitive responses when not guided properly.
Example:
❌ "Give me an overview of AI." (Results may be too general.)
✅ How to Fix It: Tell AI what to avoid in its response.
✔️ "Give me an overview of AI, but avoid technical jargon and explain it in simple terms for beginners."
Negative prompting helps AI stay on track and deliver more focused responses.
Conclusion
Many AI users struggle with getting high-quality responses because they unknowingly make these common prompt engineering mistakes. By refining prompts, adding context, setting roles, and iterating responses, you can dramatically improve AI-generated content.
About Mike Davis
Mike Davis is the founder of Prompter, a tool that helps people write better prompts faster. With a background in SEO and a deep obsession with how large language models think, Mike has spent hundreds of hours researching prompt engineering, training models, and building systems that make AI work smarter.