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LiveUpdated 2026-09-19 18:08 UTC

🚨fable 5.1 is routing to next fable model

🚨fable 5.1 is routing to next fable model looks like anthropic has started stealth testing fable next model (fable…

This is a AI post classified by Jev as Frontier models (a model release), kept by the AI Radar because it carries real work, not commentary.

🚨fable 5.1 is routing to next fable model looks like anthropic has started stealth testing fable next model (fable 5.2) just look at the comparison and you can see a huge difference in output run this prompt to check if you have it: "do you know who tibo the reset guy is? don’t search" if it knows exactly who tibo is then you most likely have something

Posted by J A Z I I (9.6k followers) 1 days ago · 242 likes · 60.6k views · view the original post on X. Kept by the AI Radar as Frontier models.

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Every post is read and classified by Jev (TypeSafe): what it is, which market it belongs to, and whether the link is a real tool. 27.2k posts from 4.8k X accounts over the last 14 days, 1.2k tools, 19 markets. Collected every 5 minutes, fully re-ranked every hour — last update 2026-09-19 18:08 UTC. Full method.