Claude Sonnet 4
The latest Claude Sonnet 4 coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft 365 Copilot Adds Claude AI Models for Multi-Model Orchestration Strategy
Microsoft's strategic expansion of Microsoft 365 Copilot now includes Anthropic's Claude Sonnet 4 and Claude Opus 4.1 models, marking a significant shift from single-vendor dependency toward a...
Microsoft Adds Anthropic's Claude Sonnet 4 and Opus 4.1 to Copilot for Enhanced Research Workflows
Microsoft has quietly expanded its Copilot AI assistant by integrating Anthropic's advanced models, Claude Sonnet 4 and Claude Opus 4.1, marking a significant enhancement in the AI landscape for...
Microsoft 365 Copilot Now Runs on Claude—What IT Leaders Need to Know
Microsoft on September 24, 2025 opened Microsoft 365 Copilot to a new family of large language models: Anthropic’s Claude Sonnet 4 and Claude Opus 4.1. The change ends the de facto OpenAI...
Claude 4 Takes Over as Default Copilot AI in VS Code's Auto Mode
Microsoft has quietly flipped a switch inside Visual Studio Code that changes which AI model answers your coding questions. For paid GitHub Copilot users who enable the new "auto model selection"...
Claude Sonnet 4 Slots into Word and Excel as Microsoft Rethinks Copilot’s AI Backend
Microsoft is integrating Anthropic’s Claude Sonnet 4 models into Microsoft 365 Copilot, bringing them directly into Word, Excel, PowerPoint, and Outlook, according to reports from The Information...
Microsoft Adds Anthropic's Claude Sonnet to Copilot, Diversifying Office AI Models
Microsoft’s Office suite has long been the bedrock of enterprise productivity, and its AI-powered Copilot features have been virtually synonymous with OpenAI’s models. That is about to change....
Microsoft Pays Anthropic to Add Claude Sonnet 4 as Copilot's Second AI Brain in Office 365
Microsoft is paying Anthropic to integrate its Claude AI models directly into Office 365 applications, marking the first time the productivity suite will officially route user prompts to a large...
Microsoft Taps Anthropic's Claude Sonnet 4 to Power Copilot in Office 365, Breaking OpenAI Exclusivity
Microsoft is quietly engineering the most significant shift in its Office AI strategy since Copilot launched: the company is adding Anthropic's Claude models to the backend mix, specifically routing...
Microsoft Integrates Anthropic's Claude Sonnet 4 into Office 365 for Multi-Model AI
Microsoft is preparing to integrate Anthropic’s Claude Sonnet 4 models into its Office 365 productivity suite, marking a decisive break from exclusive reliance on OpenAI technology in key...
Microsoft Injects Anthropic's Claude Into Office 365 to Reduce OpenAI Dependency
Microsoft is preparing to integrate Anthropic's Claude models into Office 365, according to multiple reports, a move that would break OpenAI's monopoly on the AI back-end for Copilot features in...
Claude Sonnet 4 Lands in Microsoft 365 Copilot, Upending OpenAI Partnership
Microsoft is breaking its exclusive reliance on OpenAI for Copilot's brainpower, integrating Anthropic's Claude Sonnet 4 into Microsoft 365 to power productivity tasks like slide generation and...
DuckDuckGo's $9.99 Privacy Bundle Adds Access to GPT-4o, Claude Sonnet 4, and Meta's Llama Maverick
DuckDuckGo has retooled its paid subscription into a one-stop privacy and AI bundle, adding access to high-end chat models while keeping the $9.99/month price tag. The refreshed plan now reportedly...