claude

prompt-ab

A/B harness for prompt-layer changes. Runs one fixed task through each prompt variant headlessly, measures the model noise floor first, counts what changed (visible text, reasoning, tics, em dashes, structure, reference codes) and renders every answer side by side with a prompt diff.

1 on GitHubby Marcin Sufav1.0.0MITupdated 18 days agoproductivity
/

Plugin prompt-ab from marketplace claude-prompt-ab in MarcinSufa/claude-prompt-ab. Commands read from the repo's manifest — 17 days ago.

What it installs

Skills (1)

  • prompt-ab

    Use whenever the user wants to know whether a change to a system prompt, CLAUDE.md, AGENTS.md or output style actually changed the model output, even if they do not ask for a measurement. Trigger on "A/B this prompt", "test my system prompt", "compare these CLAUDE.md versions", "does this rule actua

View source on GitHub

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