Welcome to Wednesday’s briefing. Oracle has cancelled a US$7bn AI deal with Tencent under Trump administration pressure, the Financial Times reports. Workplace changes include new Copilot Chat restrictions from 9 November and cited web research in Acrobat.
New releases
Claude. From 3 November 2026, Claude Mythos 5, Opus 4.7 and Sonnet 4.6 gain invisible text watermarks on supported platforms worldwide, with Amazon Bedrock rollout due to finish by 10 November. More
Microsoft Copilot. A Microsoft notice reproduced by MVP João Ferreira schedules standalone Word, Excel and PowerPoint agents’ replacement with built-in Copilot Chat creation and editing for Microsoft 365 Copilot subscribers, from mid-November to late December 2026. More
Microsoft Copilot Chat. From 9 November 2026, additional Copilot Chat features will begin facing fair-use limits for commercial users without a Microsoft 365 Copilot licence across web, desktop and mobile; numerical quotas are unpublished. More
Copilot Studio and Power Platform. A Microsoft notice reproduced by MVP João Ferreira schedules affected Power Platform prompts to switch automatically to GPT-6 Luna, ChatGPT-latest or GPT-6 Reasoning on 2 December 2026, without changing tier pricing. More
Microsoft Copilot with MongoDB Atlas. A generally available MongoDB Atlas connector lets authorised Microsoft 365 Copilot users query live operational data after administrator enablement, with read-only access governed by their existing Atlas permissions. More
Google Meet. Eligible Google Workspace organisations are gaining custom notices before Meet calls, including during Gemini note-taking, in a rollout that began on 2 November 2026; administrators must enable the feature. More
Google Vids. Google paused the rollout of custom Vids avatars made from uploaded images on 3 November 2026, replacing the previous release dates with an unspecified timetable. More
Adobe Acrobat. AI Assistant users can now enable web search inside Acrobat document conversations, combining clickable web citations with references to their documents and a toggle controlling outside research. More
GitHub Copilot. Existing GitHub Copilot subscribers can now delegate coding tasks through JetBrains Air using their Copilot allowance; cloud tasks also require an Air Teams-enabled business organisation and administrator enablement. More
Elsewhere in AI
Oracle has cancelled a US$7bn AI deal with Tencent under Trump administration pressure, amid tensions over US infrastructure firms’ Chinese customers, the Financial Times reports. Read
Accenture says it will correct an AI report accused of containing hallucinations, while attributing the problems to human error, the Financial Times reports. Read
Canva is cutting or relocating more than 1,200 jobs, equivalent to 22% of its workforce, in a major restructure, The Guardian reports. Read
A senior Crown Prosecution Service prosecutor cited an imaginary legal precedent in the High Court after an AI search, The Guardian reports. Read
Drax agreed a datacentre project with Brookfield and Radiant in North Yorkshire that could attract over £20bn in investment, The Guardian reports. Read