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#claude

Reviews and practical guides about claude. Independent coverage from lytyear.

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AIGuide
Claude Opus 5.5: a cheaper flagship, with caveats
Anthropic cut Opus to $4/$20 per million tokens and cut cache reads by 60%. Here is what the vendor numbers mean, and what nobody outside Anthropic has checked yet.
29 Sept 20268 min
AIGuide
Claude Sonnet 5.5, and what the 30% cost claim actually means
Anthropic's new Sonnet keeps its $2/$10 price, claims 30% less cost per task, and beats Opus 5.5 on one benchmark. Here's what to check.
29 Sept 20269 min