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ai morning #3 — fable 5 trained another ai. nobody was watching.

A benchmark result landed overnight that most people missed. A model ran for 17 hours with no human in the loop and trained a weaker model. The gap versus every other frontier model wasn't close. Then open-source weights dropped on a Friday, and the same model everyone is praising hit a 48-hour integration outage.

Marcus walks through what happened on the FrogsGame benchmark, why Garry Tan called out Anthropic's integration by name, and what it means for builders running autonomous agent sessions today.

In this episode:

→ Fable 5 autonomous benchmark — 34% pass@1 vs. under 4% for all other…

The skinny

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