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This Week in AI: OpenAI’s Data Agent, AI Tackles a 90-Year Maths Problem, Microsoft Copilot Controls and Mistral’s €3bn Bet

This week in AI: OpenAI pushes further into workplace automation, its AI tackles one of mathematics' longest-standing problems, Microsoft tightens Copilot controls and Mistral raises €3bn.

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What Changed in AI This Week? GPT-6 Astra, Claude Fable 5.1, Microsoft AI Governance and Nvidia's Hugging Face Deal

GPT-6 Astra, Claude Fable 5.1, Nvidia’s Hugging Face deal and Microsoft’s latest approach to AI governance. We unpack the biggest AI news this week and what it means for businesses.

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What Changed in AI This Week? OpenAI Slows Astra, ChatGPT Adds Teen Safeguards, Anthropic Reassesses Risk and Microsoft Reshapes Copilot

AI development is moving quickly, but this week showed that security, governance and product decisions are having just as much impact as raw capability. OpenAI slowed Astra over cyber concerns, Anthropic revised its risk assessment, Microsoft reshaped Copilot, and new safeguards for younger ChatGPT users put AI safety back in focus.

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What Changed in AI This Week? Claude Cowork in Chrome, ChatGPT Business Pricing, UK Ads and Cyber AI

Claude Cowork moves into Chrome, ChatGPT Business introduces premium seats, and ChatGPT ads arrive in the UK. We unpack this week’s most important AI developments, including new compliance controls and advanced cyber models, and explain what they mean for business costs, security and governance.

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What Changed In AI This Week? GPT-5.6 Pricing, Copilot Scale, Claude’s Cyber Warning, and Enterprise AI Agents

AI became cheaper, more embedded and more operational this week. OpenAI cut GPT-5.6 pricing, Microsoft Copilot passed 30 million paid seats, Anthropic published a useful cyber governance warning, and AWS added more enterprise controls for AI agents.

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