> Anthropic is stealth testing "claude-opus-5-5"
This is a AI post classified by Jev as Frontier models (a model release), kept by the AI Radar because it carries real work, not commentary.
🚨 OPUS 5.5 Leaks > Anthropic is stealth testing "claude-opus-5-5" > Internal codename "claude-wafer-eap" > Previously expected as Opus 5.2, but plans reportedly changed > It's way better than current Astra + Fable 5.1 > ~20% cheaper than Opus 5.1 > $4 input / $20 output per 1M tokens > Context window reportedly around 900k - 1m Is anthropic actually back again?
Posted by Salio (8.3k followers) 1 h ago · 37 likes · 2.1k views · view the original post on X. Kept by the AI Radar as Frontier models.
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