François Fleuret teases mystery model: 'v1.3 is dead, v1.4 was silly, glory to v1.5!'

francoisfleuret · x · 2026-11-09

Renowned AI researcher François Fleuret posted a cryptic tease — "v1.3 is dead, v1.4 was silly, glory to v1.5!" — quoting his earlier note that he ran a bunch of checks, found it surprisingly legit, and got preliminary v1.3 results in 15 minutes. He doesn't name the product, but the source is notable. Unverified.

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