Calculator correctness pass
Test defaults, boundaries, rounding, invalid states, and copy output before release.
Codex & ChatGPT · Claude & Claude Code · Gemini & Gemini CLI · Kimi & Kimi Code CLI · Grok & Grok Build
Check intent, usefulness, indexability, internal links, and trust signals on one URL.
Use this prompt before publishing or refreshing a money page. It forces a reviewer to inspect the visible answer, not just metadata.
Review /tools/compound-interest-calculator for users comparing savings growth.
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