The Mental Models I Use to Work with AI

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• Statement on the US government directive to suspend access to Fable 5 and Mythos 5

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  The US government ordered Anthropic to suspend access to its Fable 5 and Mythos 5 models for all customers, citing a potential jailbreak technique that involved asking the model to review a codebase for vulnerabilities—a capability Anthropic says is available in other public models. Access was abruptly cut off on June 12.

• This is a super exciting release - Claude Fable 5 is the same underlying model as Mythos but with added safeguards. The benchmarks are great and it's ...

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• ‘Why Is Meta Destroying Its Engineering Organization?’

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