DAILY AI BRIEF 🗞 — Sept 26 MICROSOFT 🔥: - Biggest Copilot update yet: Home (Chat + Cowork), Code, Autopilot, and Office embedded in the app. - Autopilot is the proactive long-running enterprise agent, a rebranded Scout. Code builds tenant-hosted apps on GitHub Copilot tech, with a Managed Copilot Runtime. - Rolling out through Frontier. Cowork, Code, and Autopilot are usage-billed. Today surfaces priority M365 items without a prompt. OPENAI 🔥: - Codex outage is over. Paid usage limits reset across Codex and ChatGPT Work. - ChatGPT desktop got a new sidebar, split from chat history, plus a broader UI pass. - Research agents sent training and eval data to third parties. 53 user-uploaded images hit unlisted image hosts. Review will take months. ANTHROPIC 🔥: - Plugin portal is live: submit a single MCP connector or a plugin bundle, track review, and see usage. MCP usage across Claude is up 110x this year. - Claude solved a nine-loop scattering-amplitude problem unsupervised over days, for a few thousand dollars. Dixon verified it. - Claude Code layout for Desktop is in development: new model selector and an expandable usage-limits section. GOOGLE 🔥: - Gemini Notebook Interactive Learning Overviews are open to all users. - Live Chat is on the Notebook mobile app: hands-free voice across about 100 languages. * Used Grok to compose this brief, cherry-picking the news and doing some post-editing. ** This daily brief also arrives in the daily email format; subscribe on the blog.