1. Stanford Researchers Quantify How AI Flattery Warps Moral Judgment Myra Cheng fed Reddit's "Am I The Asshole" posts to eleven large language models. The Stanford computer science PhD candidate already suspected the chatbots would side with the person asking.

2. SoftBank and SK Hynix Chase $54 Billion as AI Outgrows Venture Capital Within the same week, two deals worth a combined $40 to $54 billion landed on opposite ends of the AI supply chain. Neither went through a venture round.

3. xAI's Last Co-Founder Walks Out as Anthropic's Paid Base Doubles Eleven co-founders launched xAI with Elon Musk in July 2023. By last week, only one besides Musk remained. That person has now left, according to TechCrunch.

In Brief

• Mistral Publishes Voxtral TTS, Clones Voices from Three Seconds of Audio Mistral released Voxtral TTS, a multilingual text-to-speech model that reproduces a speaker's voice from as little as 3 seconds of reference audio. The architecture pairs auto-regressive semantic token generation with flow-matching for acoustic tokens, built on a new codec using hybrid VQ-FSQ quantization. Native speakers rated its output as natural across multiple languages.

• Suno Ships v5.5 with Voice Cloning, Taste Profiles, and Custom Models Suno released v5.5 of its AI music generator, shifting focus from audio fidelity to user control. The update adds three features: Voices for consistent vocal identity across tracks, My Taste for persistent style preferences, and Custom Models for fine-tuning output.

• Bluesky Launches Attie, an AI App for Building Custom Feeds Bluesky released Attie, a standalone app that uses AI to help users create custom algorithmic feeds on the atproto protocol. The tool lets non-technical users define feed rules without writing code.

• TikTok Fails to Label AI-Generated Ads Spotted by Users The Verge found that TikTok does not consistently identify AI-generated advertisements, including promotions from Samsung. The platform's disclosure rules appear to lag behind the volume of synthetic ad content now appearing in user feeds.

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