yep, ran a controlled experiment on 28 tasks comparing old opus 4.6 vs new opus 4.6 vs 4.7, and found that 4.7 is comparable in cost to old 4.6, and ~20% more expensive then new 4.6 (because new 4.6 is thinking less)

https://www.stet.sh/blog/opus-4-7-zod

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cced 5 hours ago | parent [-]

So they nerfed 4.6 to make way for 4.7?

Progress. /s

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bisonbear 5 hours ago | parent [-]

> they nerfed 4.6 to make way for 4.7?

> Progress. /s

pretty much, lmao. my theory is 4.6 started thinking less to save compute for 4.7 release. but who knows what's going on at anthropic

	▲	kirubakaran 4 hours ago \| parent [-]
		"but who knows what's going on at anthropic" People at Anthropic, of course