Anthropic has launched Claude Opus 4.5, its most advanced AI model to date, marking a major leap in AI capabilities for coding, agent-based workflows, and office automation. This latest upgrade brings enhanced intelligence, efficiency, and cost-effectiveness, tailored for professional software developers and knowledge workers such as financial analysts and consultants. Available across Anthropic’s apps, API, and major cloud platforms, Opus 4.5 boasts top scores on industry benchmarks, including coding tests where it outperforms competitors like GPT-5.1 and Google’s Gemini 3.
A key feature is the broad availability of new integrations with Google Chrome and Microsoft Excel. The Claude for Chrome extension enables AI assistance across browser tabs, now accessible to all Max plan subscribers. Meanwhile, Claude for Excel, supporting pivot tables, charts, and file uploads, extends the AI’s utility to Max, Team, and Enterprise users. These integrations aim to streamline complex tasks, from data analysis to multi-agent coordination, directly within familiar tools.
Opus 4.5 introduces long-context memory improvements that optimize how the model manages information over extended sessions a vital upgrade for autonomous coding and large document exploration. The model also supports “infinite chat” capabilities and advanced agentic workflows for deeper problem solving with reduced manual oversight.
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