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Castov
100% Client-Side PrivacyAll prompt templates, token calculators, and model configs run completely in your browser. Zero server telemetry or API key leakage.

Few-Shot Prompt Formatter

Structure input-output demonstration pairs into clean few-shot prompt templates to significantly improve LLM accuracy on complex reasoning tasks.

Output Console

This generator is not live yet. It will run on a real model using your own API key (BYOK).

How to use the Few-Shot Prompt Formatter

Few-shot prompting provides concrete demonstration pairs that guide the model pattern completion, drastically reducing hallucinations on edge cases.

Why use a dedicated few-shot prompt formatter?

As AI developer tools become more complex, writing boilerplate code, complex system prompts, or schema definitions manually is error-prone. This tool guarantees structured, predictable output tailored to your exact stack without the hassle of manual formatting.