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Prompt Builder

Compose prompts following the 7-rule structure — role, context, task, format, constraints, examples, reasoning. Templates included.

All tools Browser-only

Built-in templates

AI role

Context / background

Specific task

Output format

Constraints / rules

Examples (optional, few-shot)

Ask the model to think step-by-step (Chain of Thought)

Final prompt

📏 0 chars ≈ 0 tokens (estimated)

What this tool does

Good prompts → good output. This tool walks you through the proven structure: Role + Context + Task + Format + Constraints + Examples + (Reasoning).

How to use

Pick a template close to your goal (Blog / Email / Code review / ...)
Fill in the [PLACEHOLDERS]
Enable "Chain of Thought" for complex tasks
Copy the final prompt → paste into Claude / ChatGPT / Gemini
Auto-saves to your browser — your draft is here when you come back

Who this is for

Developers using ChatGPT/Claude/Gemini daily, AI engineers building RAG/agents, anyone paying LLM API and wanting quick metrics.

FAQ

Is my pasted data sent anywhere?

No. The tool runs 100% in your browser — no HTTP requests to TopDev servers or any AI provider. You can disconnect from the internet to verify.

Is this tool free forever?

Yes. All TopDev tools are free, no signup required, no usage limits.

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