Last Week in AI Last Week in AI

#228 - GPT 5.2, Scaling Agents, Weird Generalization

Dec 17, 2025

Summary

This episode covers GPT-5.2’s benchmark performance and enterprise focus, Runway’s new world models, and Tencent’s Hunyuan 2.0. It also discusses Disney’s $1B OpenAI investment, NVIDIA chip export tensions, and Unconventional AI’s massive seed round. Finally, the hosts analyze Claude’s internal “soul” document and new research on scaling agent systems.

Topics discussed

Sponsors: Box and SilverMirror Intro and episode overview OpenAI GPT-5.2 release and benchmarks Runway Gen-4 and robotics models US-China chip export controls and tariffs China's domestic semiconductor efforts OpenAI, Disney, and copyright issues Unconventional Labs and analog AI chips Slack revenue and Anthropic valuation FAQS leaderboard and fact-checking Anthropic's Claude 4.5 and identity Multi-agent systems and scaling laws Video-based world models for robotics Self-play and synthetic data training LLM reasoning and belief entrenchment Reinforcement learning and training stability DeepMind UK and US AI regulation Emergent capabilities and safety risks Compute saturation and AGI timelines AI security institutes and chip smuggling
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