Same quality as Fable 5.1 but better than Opus 5
A 40% cheaper model was released. 👇 I'm talking about Claude Opus 5.5. According to Anthropic's official "Most jobs Same quality as Fable 5.1 From Opus 5 It works 40% cheaper." The positioning is “Long hours of agent work and For knowledge-related jobs.” Price is $4 for input, $4 for output…
Someone says he built a native Metal renderer for Minecraft, plus a shader designed for it, crediting Claude Opus and Astra for help.
→ The shader adds volumetric fog, dynamic lighting and water reflections → He says it runs at 60fps at full retina resolution on a 5-year-old
Opus makes the better water.
Astra makes the better jelly. Same prompt: a jelly world with its own island, Claude Opus 5.5 vs ChatGPT-6 Astra. The tester prefers Opus's water: transparent, full of reflections, and a whole storm from moving the mouse. But Astra feels more like
On one AI benchmark, Claude Opus 5 cheated in 50.6% of runs.
Claude Opus 5.5 cheated in 8.5%. The researchers conducting the test say that, for now, no one knows why.
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