Y Combinator's breakout videos
Every recent long-form upload, scored against the channel's own median. These are the videos the audience pushed far past normal. Updated weekly.
The World’s Largest Electric Aircraft Just Flew
Alexandr Wang: “This is a Once-in-a-Civilization Opportunity”10.4×3
Why The Harness Matters More Than The Model | YC Paper Club7.0×4
Paul Graham On Startups, Ambition, and Great Founders5.9×5
Boris Cherny: We Cut 80% of Claude Code’s Prompt5.7×6
Jensen Huang: The Mindset That Built NVIDIA5.0×7
What's working for Y Combinator right now
The channel's typical long-form video gets about 62K views. “The World’s Largest Electric Aircraft Just Flew” reached 4.2M, roughly 67.2 times that. When one idea outperforms a channel's baseline this much, the audience is telling you the topic and packaging resonated, which makes it worth studying before you plan your next video.
How these scores work
We take the channel's latest long-form uploads (Shorts excluded), find the median view count, and divide each video's views by it. A 5× score means five times the channel's normal performance. Data comes from the public YouTube Data API and refreshes weekly. Last updated November 5, 2026.
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Public data via the YouTube Data API. Viralyst is not affiliated with or endorsed by Y Combinator. Thumbnails belong to their owners and link to the original videos.
