Anthropic’s Opus 4.5 model is here to conquer Microsoft Excel

Hot on the heels of Google’s Gemini 3 Pro release, Anthropic has announced an update for its flagship Opus model. Now at version 4.5, the new system offers state-of-the-art performance in coding, computer use and office tasks. No surprise there, those have been some of Claude’s greatest strengths for a while. The good news is Anthropic is rolling out a handful of existing tools more broadly alongside Opus 4.5. It’s also releasing one new feature.

To start, the company’s Chrome extension, Claude for…