Anthropic launches Claude Opus 4.5 to take on ChatGPT and Gemini: here's what you should know

Anthropic has launched Claude Opus 4.5, claiming it's the world's best AI model for coding and computer tasks. It scored 80.9 ...

ChatGPT 5.1 Gets A New Rival: Anthropic Unveils Claude Opus 4.5 AI Model

Anthropic launched its new ChatGPT 5.1 rival in the form of the Claude Opus 4.5 model this week. The new version of Claude ...
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Anthropic introduces Claude Opus 4.5 with hybrid reasoning, benchmark gains, new Excel/Chrome tools

The new Claude model brings hybrid reasoning, 200K context, pricing from $5/$25 per million tokens, and broader app and cloud ...

Anthropic says its new AI model is better at coding and office work

Claude Opus 4.5 is the first to score higher than the company’s human candidates on a take-home engineering assignment, firm ...