Explainers & Education · Oct 5, 2026

@karpathy said bespoke explainer videos are the format you're most bullish on, so I ran a blind test.

@karpathy said bespoke explainer videos… by Favio Vázquez, credited to Claude Opus 5.5. Watch the Explainers & Education video and visit the original X post.

Favio Vázquez@FavioVaz
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Opus 5.5
2 likes · 345 views on X, checked Oct 7, 2026
From the creator’s post · Favio Vázquez on X
@karpathy said bespoke explainer videos are the format you're most bullish on, so I ran a blind test. One brief, one fact sheet, one local studio. Claude Opus 5.5, GPT-6 Astra and Grok 4.7 each made a video. Guess which made A, B and C. Full videos below, reveal tomorrow.
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Video and prompt by Favio Vázquez. Original post ↗

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