Prompt Engineering Guide: 12 Techniques That Actually Work

Prompt Engineering Guide: 12 Techniques That Actually Work

Great prompts are a competitive advantage. Here are 12 techniques worth learning.

Be specific

Vague prompts get vague answers. State role, task, audience and format.

Few-shot examples

Show 2–3 input/output pairs before the real request.

Chain-of-thought

Ask the model to 'think step by step' for reasoning tasks.

Role prompting

Assign a persona: 'You are a senior editor at The Economist'.

Structured output

Ask for JSON or Markdown tables to keep results parseable.

Iterate

Treat prompting as a conversation, not a one-shot query.

Frequently Asked Questions

Do prompts still matter with GPT-5?

Yes — specificity still doubles output quality.

Are there prompt libraries?

Anthropic and OpenAI both maintain public prompt libraries.

Should I learn prompt engineering?

For any AI-heavy job, absolutely.

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