The move
What actors actually did
Microsoft previews Copilot Health and releases agent tools, Anthropic launches Claude Opus 4.8
Microsoft took several concrete steps this week. On May 29, it opened Copilot Health in preview, a platform for users in the US to combine health records and wearable data with personalized profiles. Earlier, on May 27, Microsoft released Windows 365 for Agents in public preview, letting Copilot agents run workflows in Cloud PCs across legacy and UI-based systems. Also on May 27, Microsoft launched SRE Agent tools in Azure MCP Server, so developers can manage Azure SRE Agents through IDEs, terminals, or AI assistants. Alongside these moves, Microsoft announced plans to unveil new homegrown AI models, including a coding model for GitHub Copilot at its Build conference next week.
Among competitors, Anthropic launched Claude Opus 4.8 on May 28, with improved coding, agentic task performance, and reasoning benchmarks, plus new features and reduced pricing. OpenAI launched Rosalind Biodefense on May 29, granting trusted access to GPT-Rosalind for biodefense and public health use. xAI released Grok Build 0.1, a coding model for agentic tasks, on May 29, making it available in public beta via the xAI API.