[Breaking News] Anthropic has announced “Claude Fable 5.1” and “Mythos 5.1”🔥
・Fable 5.1 is the latest flagship for coding and knowledge work, now available to the public ・Mythos 5.1 is the same model but has a different layer of security and can only be used by certified organizations.
This is quietly one of the best things i've seen all month
Absurd. qwen3.8-27b is running locally on an rtx 4060 with just 8gb of vram. 64k context, courtesy of unsloth's iq4_xs quant, 14.6gb on disk. prefill around 150 tok/s, decode near 5 tok/s with native mtp. only 25 layers
Claude Fable 5.1 [No price increase.
But the unit price remains double] ・Prices remain unchanged: input $10, output $50 ・Only cache reading decreased by 75% ・Unit price remains double compared to Opus 5 This is a price reduction that is effective for autonomous work that requires long hours. If you mainly have short interactions, the previous generation is sufficient.
Claude Opus 5 is crazy for web design.
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