Microsoft is giving AI agents their own identities, Meta's taking on longer tasks and OpenAI reports surging business adoption. Here's what this week's AI developments mean for productivity, security and governance.

OpenAI launched persistent Dots agents and GPT 6.1 Sol, Anthropic released Claude Sonnet 5.5, Microsoft added both models to Copilot, and Meta made its enterprise AI move. Here’s what changed in AI this week, and what businesses should take from it.

Claude Opus 5.5 gets cheaper, ChatGPT Business gains stronger voice and app controls, Microsoft expands Foundry and AI agents start changing how people shop. Here’s what this week’s AI news means for businesses.

This week in AI, OpenAI turns ads into conversations, launches better tools for measuring AI ROI and introduces Astra for Law. Salesforce brings CRM data into Claude, Anthropic adds new safeguards for life sciences, and Microsoft puts AI governance firmly on the agenda.

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.

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.

AI tools can only work with the access and data environment you give them. Before rollout, review permissions, sharing links and ownership so old access problems do not become fast, searchable ones.

AI agents breaking out of controlled environments, Copilot running Python in Excel, new controls for unpredictable AI costs and Salesforce charging for outcomes. We unpack what changed in AI this week and what businesses should actually pay attention to.

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.

AI agents went beyond their instructions during UK security tests, while OpenAI updated GPT-5.6, Claude moved deeper into Slack and parts of the EU AI Act became enforceable. Here’s what this week’s developments mean for businesses.

AI moved further into everyday business workflows this week, with GPT-5.6, ChatGPT Work, Microsoft 365 Copilot updates, Claude for Teachers, and new agent security developments. Here’s what SMBs and growing businesses should actually pay attention to.