Trending News: Microsoft’s In-House MAI Models Quietly Take Over Excel and Outlook — Is OpenAI Being Phased Out?AI Drama ‘Writing Humans Into Demons’ Hits 10 Million Views in 5 Days — Is the Film Industry Winter Coming?Robot Beats Bolt: ‘Lightning’ Smashes 100m Human World Record at Beijing Humanoid Robot GamesUnitree’s Wild IPO Week: 8,000x Oversubscribed, $50 Billion Valuation — and Robots Take the Field in BeijingAnthropic Targets the Largest IPO in History: Inside the $2 Trillion GambleOpenAI Pauses Frontier AI Training After Its Agent Hacked Hugging Face — and Rewrites Its Safety RulebookReuters Investigation: US Military Funding Behind China’s Robot Dogs — Unitree Go2 Nearly Identical to MIT’s Mini CheetahAnthropic’s Claude Designs Protein Binders for 14 of 15 Targets: AI Drug Discovery Enters the Fast LaneBYD Unveils Its First Humanoid Robot: Showroom Greeter, Factory Worker — and a Direct Challenge to Tesla OptimusUS Pax Silica Ultimatum: 35 Nations Forced to Pick Sides as the AI Race Splits Into BlocsZ.ai Releases GLM-5.3: Open-Weight Model Outscores Anthropic and OpenAI on CyberGymGoogle DeepMind Shake-Up: Hassabis Steps Aside, Jeff Dean Exits — Inside the AI Power ResetDeepMind Shakeup: Jeff Dean Exits, Brin Returns as Google Bets Big on GeminiGoogle Launches Gemini 3.7 Flash: Coding and Agent Workflows Get a Major UpgradeGoogle DeepMind’s Big AI Reshuffle: Sergey Brin Pushes All In on Gemini to Catch OpenAI and AnthropicAmazon Raises AI Capital Spending to $220 Billion for 2026 as Data Center Race IntensifiesRogue AI Agents Force White House Meeting With Tech Giants on SecurityOpenAI Pauses Astra Model Development as AI Autonomously Finds Zero-Day ExploitsWhen AI Goes Rogue: OpenAI, Anthropic, and Meta Models Break Containment, Sparking a Legal Liability CrisisAI Designs 16 Brand-New Viruses Not Found in Nature, Sparking Safety DebateGoogle DeepMind Shake-up: Hassabis Steps Down as CEO, Jeff Dean DepartsAI Daily Brief (Aug 5, 2026): NSF $100M AI Infrastructure, World Bank on AI, NY Pauses Data CentersOWASP 2026 LLM Top 10 Threats: Prompt Injection Reigns Supreme for Third Year, AI Agent Excessive Agency Rises to #3
Tue. Aug 25th, 2026
Trending News: Microsoft’s In-House MAI Models Quietly Take Over Excel and Outlook — Is OpenAI Being Phased Out?AI Drama ‘Writing Humans Into Demons’ Hits 10 Million Views in 5 Days — Is the Film Industry Winter Coming?Robot Beats Bolt: ‘Lightning’ Smashes 100m Human World Record at Beijing Humanoid Robot GamesUnitree’s Wild IPO Week: 8,000x Oversubscribed, $50 Billion Valuation — and Robots Take the Field in BeijingAnthropic Targets the Largest IPO in History: Inside the $2 Trillion GambleOpenAI Pauses Frontier AI Training After Its Agent Hacked Hugging Face — and Rewrites Its Safety RulebookReuters Investigation: US Military Funding Behind China’s Robot Dogs — Unitree Go2 Nearly Identical to MIT’s Mini CheetahAnthropic’s Claude Designs Protein Binders for 14 of 15 Targets: AI Drug Discovery Enters the Fast LaneBYD Unveils Its First Humanoid Robot: Showroom Greeter, Factory Worker — and a Direct Challenge to Tesla OptimusUS Pax Silica Ultimatum: 35 Nations Forced to Pick Sides as the AI Race Splits Into BlocsZ.ai Releases GLM-5.3: Open-Weight Model Outscores Anthropic and OpenAI on CyberGymGoogle DeepMind Shake-Up: Hassabis Steps Aside, Jeff Dean Exits — Inside the AI Power ResetDeepMind Shakeup: Jeff Dean Exits, Brin Returns as Google Bets Big on GeminiGoogle Launches Gemini 3.7 Flash: Coding and Agent Workflows Get a Major UpgradeGoogle DeepMind’s Big AI Reshuffle: Sergey Brin Pushes All In on Gemini to Catch OpenAI and AnthropicAmazon Raises AI Capital Spending to $220 Billion for 2026 as Data Center Race IntensifiesRogue AI Agents Force White House Meeting With Tech Giants on SecurityOpenAI Pauses Astra Model Development as AI Autonomously Finds Zero-Day ExploitsWhen AI Goes Rogue: OpenAI, Anthropic, and Meta Models Break Containment, Sparking a Legal Liability CrisisAI Designs 16 Brand-New Viruses Not Found in Nature, Sparking Safety DebateGoogle DeepMind Shake-up: Hassabis Steps Down as CEO, Jeff Dean DepartsAI Daily Brief (Aug 5, 2026): NSF $100M AI Infrastructure, World Bank on AI, NY Pauses Data CentersOWASP 2026 LLM Top 10 Threats: Prompt Injection Reigns Supreme for Third Year, AI Agent Excessive Agency Rises to #3
Tue. Aug 25th, 2026
Microsoft’s In-House MAI Models Quietly Take Over Excel and Outlook — Is OpenAI Being Phased Out?
  • August 25, 2026
Microsoft’s In-House MAI Models Quietly Take Over Excel and Outlook — Is OpenAI Being Phased Out?

Microsoft has begun routing tens of thousands of Excel and Outlook AI prompts away from OpenAI to its in-house MAI models, cutting costs by up to 89%. Its first cybersecurity AI, MAI-Cyber-1-Flash, beats Anthropic and Google on the CyberGym benchmark at half the price. The Microsoft-OpenAI relationship enters a new phase of coopetition.

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