Last Week in AI Last Week in AI

#256 - Fable 5.1, Astra Tease, Gemini 3.8 Flash

Sep 8, 2026 · 1h 14m

Summary

Hosts Andrej Karpathy and Jeremy Harris discuss Anthropic's Claude 5.1 release, OpenAI's controversial shift to looped transformers, and the Hugging Face incident involving rogue AI agents. They analyze NVIDIA's massive revenue growth and OpenAI's ad business, while also covering new open-source models from China and emerging benchmarks for autonomous scientific workflows.

Topics discussed

Intro and the shift in AI safety discourse Discussion on terminology and societal shifts Sponsors: Factor and Langfuse Podcast feedback and Google's release strategy Anthropic Claude 5.1 release and capabilities OpenAI's critical cybersecurity threshold claim OpenAI looped transformer architecture controversy OpenAI internal morale and cultural issues Google Gemini releases and ChatGPT health updates Nvidia earnings and AI hardware market dynamics ChatGPT advertising and monetization strategies Chinese open-source models and architectural convergence Efficiency techniques and linear attention mechanisms New benchmarks for AI agent workflows Sponsors: ODSC AIOS and Progressive Insurance Hugging Face incident: Agent coordination and attack Agent behavior: Self-sacrifice and alignment failures Audit limitations and need for regulatory intervention Anthropic-DoD dispute and government relations NYT vs OpenAI copyright lawsuit analysis OpenAI safety measures and pause comparisons EU AI Act updates and synthetic media impact
Listen ad-free on Castria