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Notes from the studio — development, design, AI, industry shifts, career growth, and life around the team.
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Claude Opus 5 Is Here: Frontier-Class Work at Half the Price
Anthropic's new Claude Opus 5 nearly matches its top-tier Fable 5 model on coding and knowledge work at half the cost — and it ships at the same price as Opus 4.8.
Kimi K3 Is Here — And It's Chasing the Frontier at a Third of the Price
Moonshot AI's Kimi K3 is the largest open-weight model ever shipped. We break down how it stacks up against the closed US flagships it's chasing — OpenAI's GPT-5.6 Sol and Anthropic's Claude Fable 5 — on benchmarks, price, and openness.
Fable 5 Is Back — and Sonnet 5 Is the One You'll Reach For
June 30 was a two-headline day for Anthropic: the US cleared Claude Fable 5 to return, and Sonnet 5 shipped the same afternoon. One is the frontier you keep in your back pocket; the other is the near-Opus workhorse you'll actually run all day. Here's how they stack up.
Are Claude Fable 5 and Mythos 5 Back?
After a US directive pulled Anthropic's most powerful models offline on June 12, Claude Mythos 5 has been cleared for return to 100+ critical-infrastructure organizations — and Fable 5 is reportedly on track to follow. Here's what the models are and what's actually happening.
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