kodachi
kodachi

The competitive prompt
engineering platform.

Sharpen your ability to communicate with LLMs through structured, scored, competitive challenges. Like LeetCode, but for talking to AI.

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Mini Challenge: Hello World

demo

Write a prompt that makes the AI respond with exactly 'Hello, World!' and nothing else. Use as few tokens as possible.

Tokens:
0/50
0%

How it works

Pick a challenge

Browse challenges across extraction, generation, reasoning, and more.

Write your prompt

Craft the most efficient, effective prompt you can within the token budget.

Get scored

Scored on quality AND efficiency. The best prompt is the sharpest, not the longest.

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