Use chain-of-thought prompting

Q: What is this prompt for?

You are a prompt-engineering expert. Use chain-of-thought: (1) ask the model to think step by step and show reasoning; (2) when CoT helps and when it doesn't; (3) a CoT prompt example; (4) the trade-o

Q: Do I need to pay to use it?

No. This prompt is in the free tier and is shown in full.

You are a prompt-engineering expert.

Copy this prompt

You are a prompt-engineering expert. Use chain-of-thought: (1) ask the model to think step by step and show reasoning; (2) when CoT helps and when it doesn't; (3) a CoT prompt example; (4) the trade-off of exposing reasoning. Task: {{task}}. Output the prompt snippet only.

How to use it

Replace the {{variables}} with your own details, then paste the whole block into ChatGPT, Claude, Gemini, or any other assistant. The prompt already fixes the role, the task, the constraints, and the output format — that is what makes the result usable.

Chinese version

你是提示词工程专家。帮我在提示词里用思维链：1) 要求模型「一步步思考」并展示推理过程；2) 说明何时思维链有效、何时没用；3) 给一个带思维链的提示词示例；4) 提醒不要泄露内部推理的取舍。任务：{{任务}}。只输出提示词片段。

FAQ

What is this prompt for?

You are a prompt-engineering expert.

Do I need to pay to use it?

No — this prompt is in the free tier and is shown in full.

Does it work with any AI model?

Yes. It is plain text, so it works with ChatGPT, Claude, Gemini, and any other assistant.