Today's AI briefing covers: OpenAI launches cheaper, smarter GPT-6 models; Anthropic releases Opus 5.5 with safety focus; China accelerates AI infrastructure amid US-China tensions; OpenAI consults elite mathematicians on research ethics; Snorkel AI triples valuation to $3.5 billion; Qualcomm unveils AI-focused smartphone chips.

In today's episode: Meta's Muse assistant gets blocked by Amazon just as it races past ChatGPT's early growth, researchers reveal how widespread AI-powered malware has become, and California tightens the rules on AI data centers. Plus: OpenAI's controversial math breakthrough, privacy-first chatbots, an AI that reads ancient Greek, the U.S.–China AI security talks, Apple's $250 million Siri settlement, and Google's new Gemini laptop. Your daily AI briefing, in about half an hour.