Krieger: Fable completed a full night of delegated engineering in one hour.
Mike Krieger · Anthropic's Labs Lead On Fable's Capabilities + Building AI-Native Products — With Mike Krieger · Jun 25, 2026 · at 10:51
Mike Krieger, head of Anthropic Labs, describes using frontier AI model Fable to autonomously complete complex engineering workflows overnight.
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“I moved much more to before going to bed, making sure that I had, like, queued up for Fable, like, enough chunky work to last. I would call it the whole night and I would check in later and it got it done in an hour and it was like, I guess, hanging out for the next seven hours. But like, really, like, delegating, like much more of a goal than just a. So one task, for example.”
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