@FinanceYF5: Fable 5.5 reportedly generated this entire animation in a single pass using only code. Chetaslua says that giving the same prompt to regular Opus 5.5 results in a noticeable drop in quality, and Fable 5.1 performs even worse. He also offered two ways to verify this: turn off internet access and memory, and ask the model “Karpathy …
Summary
Fable 5.5 reportedly generated a complete animation in a single pass using only code. Chetaslua said that standard Opus 5.5 and Fable 5.1 produced noticeably worse results with the same prompt and provided a method for verification, but the report has not yet been officially confirmed.
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Cached at: 11/03/26, 08:23 AM
Fable 5.5 reportedly generated this entire animation in one go using only code 🤯
Chetaslua says that giving the same prompt to regular Opus 5.5 produces noticeably lower quality, and Fable 5.1 performs even worse.
He also offered two ways to verify it: turn off web access and memory, then ask the model, “Where did Karpathy go in 2026?”; then run the same prompt shown in the screenshot and compare the results directly.
However, Fable 5.5 has yet to receive https://t.co/RxyTztBBDB
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