According to Mark Gurman (Bloomberg Apple beat reporter), Apple “runs on Claude.” https://x.com/tbpn/status/2016911797656367199?s=61

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richrichardsson an hour ago | parent | next [-]

That makes sense. The latest Sequoia update can't understand it's done updating and shows the "welcome" message every time I boot. I won't upgrade to Tahoe until absolutely necessary. It's like Apple is doing everything in its power to alienate their users.

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gbriel 4 hours ago | parent | prev [-]

"custom versions of Claude"

	▲	radicaldreamer 3 hours ago \| parent [-]
		The same thing they’re doing with Gemini, creating custom versions, is likely what they’ve done with Claude and OpenAI models as well. They’re likely evaluating all of them internally with employees all the time.