Anthropic launches Claude Opus 5.5 AI model
On September 22-23, 2026, Anthropic unveiled Claude Opus 5.5, a new large language model that the company states delivers performance comparable to its predecessor while advancing AI capabilities.
On September 22-23, 2026, Anthropic unveiled Claude Opus 5.5, a new large language model that the company states delivers performance comparable to its predecessor while advancing AI capabilities.
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Anthropic unveils Claude Opus 5.5 Reuters
Anthropic unveils Claude Opus 5.5 www.reuters.com/business/ant... Anthropic on Tuesday launched Claude Opus 5.5, a new AI model that it says delivers performance comparable to its top-tier Fable 5.1 while costing 40% less to run than its predecessor.