Last Week in AI: OpenAI ‘Code Red’, Anthropic’s $15B Deal, Claude 4.5, Gemini 3, Mistral Models (Nov 24–30, 2025)

Author(s): AIversity Originally published on Towards AI. Your weekly AI roundup: Big funding, new models, AWS agent launches, Tesla’s AI5 chip, EU AI Act updates, and what it means for builders and businesses. Keep reading for links, benchmarks, and takeaway This article is 100% free to read! Non-members can read for free by clicking “MY FRIEND LINK” here! Image by AuthorThis article discusses the significant developments in the AI space from the past week, highlighting major funding events, partnerships, and technological advancements. It covers OpenAI’s internal challenges as it faces competition, Anthropic’s groundbreaking $15 billion deal with Microsoft and Nvidia, and the rise of memory chip shortages affecting consumer technology. Additionally, it touches on various AI models’ innovations and the increasing importance of regulations and market dynamics shaping the future of AI. The overarching theme posits that AI’s evolution is rapid, promising new frontiers while posing sociopolitical challenges that need addressing. Read the full blog for free on Medium. Join thousands of data leaders on the AI newsletter. Join over 80,000 subscribers and keep up to date with the latest developments in AI. From research to projects and ideas. If you are building an AI startup, an AI-related product, or a service, we invite you to consider becoming a sponsor. Published via Towards AI