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Copilot, Agent Skills and Spreadsheets: TLDR AI's Weekly Roundup

Microsoft launched Copilot Readiness Packages in Microsoft 365, providing administrators with guided assessments and secure deployment presets, and added automatic issue detection and Copilot-driven suggestions in the Teams admin center. Anthropic launched reusable Agent Skills for Claude for Enterprise, which can encode processes such as brand tone, email formatting, and Jira task creation; the standard is open, and there is no additional charge beyond a normal Claude subscription. OpenAI released GPT-5.2 for professional and enterprise use, focusing on long context, structured outputs, and multi-step projects, offering three variants.

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Ethan Mollick: An opinionated guide to using AI right now

Ethan Mollick has published an opinionated guide to using AI right now, suggesting that people use OpenAI's published real-world usage data to judge when to use free models and when to upgrade to paid. He points out that the four most advanced systems are Claude, Gemini, ChatGPT, and Grok, with paid tiers at $20 per month or about $200 per month; the former suits most people, while the latter is aimed at complex technical and programming needs. For serious work, he recommends manually selecting an Agent model, such as GPT-5 Thinking Extended or GPT-5 Thinking Heavy.

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