codex-startup-user-simulator-skill

Codex skill that tests landing pages against five evidence-based simulated customer personas.

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codex-startup-user-simulator-skill is a free, open-source codex skill that tests landing pages against five evidence-based simulated customer personas. It's built for startup founders testing landing-page conversion, filling a gap most generic tools don't address directly.

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Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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