Elena Calvillo

I'm Elena Calvillo, a technical product manager who spent years shipping software through engineering teams and now ships it myself with prompts. I build and run DraftKit, the AI Advent Challenge, and CampaignDays, and I write Prompt-Led Product, a newsletter for PMs building in the AI era.

🎙️ Exclusive Interviews

AI tools report success without verifying anything happened

Jul 13, 2026

•

4 min read

AI tools report success without verifying anything happened

Elena Calvillo, the Prompt-Led Product founder on the silent failures AI build tools hide, why verification is the unfunded risk, and why agent-readability is the next mobile-responsive

Elena Calvillo