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Prompt Diff Comparator

Compare two prompts and inspect added and removed lines.

Processing stays in your browser. Compares text changes locally. It does not score model behavior or run either prompt.

How to use the prompt diff comparator

Compare two prompts and inspect added and removed lines. Complete the original prompt, updated prompt fields above, or upload a UTF-8 text file for original prompt. Choose Run tool, review the output, then copy or download the result.

Example

Changing an instruction produces an added and a removed line.

Good to know

Compares text changes locally. It does not score model behavior or run either prompt.