SpaceX acquires xAI in record $1.25 trillion merger

PLUS: Anthropic preps Claude Sonnet 5 & OpenAI adding ads to ChatGPT. Google Gemini imports rival chats, Swedish AI detects 27% more breast cancers.

In today’s agenda:

1️⃣ SpaceX acquires xAI in history's largest M&A deal at $1.25 trillion, merging space infrastructure with AI compute

2️⃣ Anthropic prepares Claude Sonnet 5 with strong math and coding gains, expected launch during Super Bowl week

3️⃣ OpenAI quietly preps ads for ChatGPT as source code reveals impression-based advertising coming soon

  • Google Gemini enables AI chat imports from rival platforms while adding 2K and 4K image generation

  • Swedish AI breast cancer trial detects 27% more aggressive tumors while cutting radiologist workload by 44%

MAIN AI UPDATES / 3rd February 2026

🚀 SpaceX acquires xAI in record $1.25 trillion merger 🚀
Historic deal unifies space and AI ambitions

SpaceX has officially acquired xAI in the largest M&A deal in history, valuing the combined entity at $1.25 trillion. The transaction values SpaceX at $1 trillion and xAI at $250 billion, creating a unified powerhouse that merges spacefaring infrastructure with advanced AI capabilities. According to the official announcement, the merged entity aims to scale AI compute by launching data centers into orbit, marking an unprecedented approach to AI infrastructure development. Elon Musk consolidates his space and AI ventures in this groundbreaking acquisition.

🤖 Anthropic preps Claude Sonnet 5 for Super Bowl week 🤖
New model shows strong math and coding gains

Anthropic is preparing to release Claude Sonnet 5, with early testing revealing significant improvements in math and coding capabilities that potentially surpass Claude Opus 4.5. The model has been observed running with a 128K context window and is positioned as a cost-effective solution for developers. Industry observers expect the launch to coincide with Super Bowl LX week, part of AI labs' ongoing strategy to capture developer mindshare against ChatGPT and Google's Gemini. The model aims to deliver Opus-level performance at lower cost.

💰 OpenAI quietly preps ads for ChatGPT 💰
Source code reveals impression-based advertising coming soon

ChatGPT responses now contain ad references in the source code, signaling that OpenAI's advertising plans are moving from concept to near-launch. While not yet visible in the user interface, the code addition suggests targeting and eligibility are already being tested. OpenAI plans to sell ads on an impression basis, with early indications suggesting premium pricing. The move represents a significant shift in ChatGPT's business model as the company seeks additional revenue streams beyond subscriptions.

INTERESTING TO KNOW

📲 Google Gemini enables AI chat imports 📲

Google introduced an "import AI chats" feature allowing users to transfer conversations from other AI platforms directly into Gemini, preserving conversation history. The company also revealed a "Likeness" feature pointing to a "Video Verification" page, hinting at future tools for authenticating video content. Additionally, Gemini's image generation now supports 2K and 4K resolution options, enabling high-quality outputs for both personal and commercial use.

🏥 Swedish AI detects 27% more breast cancers 🏥

Swedish researchers published results from the largest AI breast cancer screening trial, tracking over 100,000 women and finding the technology helps radiologists spot significantly more tumors while cutting workload nearly in half. The AI analyzed mammograms and flagged high-risk cases, boosting detection rates from 74% to 81% without increasing false positives. Women in the AI group saw 27% fewer aggressive tumor types and 21% fewer large tumors compared to standard screening, while radiologist workload dropped by 44%.

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