Instantly see how every section of your prompt influences the final response — making your workflow faster, smarter, and more predictable.
Don't just instruct but visulise, analyse and improve your prompt.


A clear, streamlined workflow that shows exactly how your prompts influence your agent’s output.
Create an account and jump straight into your dashboard. Everything is set up for you to start tuning your first prompt immediately.

Paste your system or agent prompt, then enter the query you want to test. Prompt Tuner runs both together and returns the model’s true output.

See exactly which parts of your prompt influenced the model’s answer. Highlights make it easy to understand how the agent interpreted your instructions.

Hover over highlighted sections to read the reasoning behind them. Use these insights to refine your prompt and guide the agent more effectively.

Speed, precision, and clarity — the unfair advantage your workflow deserves.
Eliminate the slow trial-and-error cycle. Ship better prompts before lunch.
Users cut their iteration time in half with instant clarity on what needs fixing.
No more guessing. Understand exactly why your agent responded — and correct it instantly.
Pricing plans for teams of all sizes
Choose the perfect plan for your needs. Always flexible, cancel anytime.
Perfect for getting started with prompt engineering.
$0/month
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For serious creators who need more power.
$19/month
Best for teams and large scale operations.
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A new way to fine-tune outputs with advanced model parameters, interactive previews, and workflow enhancements.
Everything you need to know about using Prompt Tuner.