OpenEvolve Prompt Optimizer

Dataset

Quick preset:

HuggingFace Dataset

Split

Input Field

Target Field

Prompt

Initial Prompt

Must contain {input} placeholder. Start with a weak prompt -- evolution will improve it!

Eval model: gemini-2.5-flash-lite (20 samples) | Evolution model: gemini-2.5-flash (5 iterations)
Note: Optimization can take up to 10 minutes to complete.

Initial Prompt

Results will appear here after optimization...

Evolved Prompt

Results will appear here after optimization...