I built an AI thumbnail generator with a live editor, no login required

Show HN: I built an AI thumbnail generator with a live editor, no login required

I built an AI thumbnail generator with a live editor, no login required operates in show hn launch.

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Hi HN, I'm the maker. I built this because I believe the biggest problem with most AI image tools is that they're a "black box." You get what the AI gives you, and if it's 90% right, you're stuck. My goal was to combine AI's speed with a creator's need for control. The core feature is the live editor that gives you the final say on everything. Under the hood, the workflow is designed to give you a better starting point than a simple text-to-image call. Here’s how it works: It first uses the YouTube API to find top-performing thumbnails for your topic. A Gemini model then analyzes those images to create a summary of what makes them successful (common layouts, colors, text styles). A second Ge

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Website: genlayers.com