AIHacker Newsabout 2 hours ago
Anthropic Releases Claude Opus 5.5 At Lower Cost
17 min read
Anthropic launched Claude Opus 5.5, the first model in its Claude 5.5 family, claiming Fable 5.1 level performance at 40% lower running cost than Opus 5. Pricing is $4/$20 per million tokens, with a fast mode at $8/$40. Artificial Analysis places it first overall in intelligence at 58, ahead of GPT-6 Astra.
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