Last Week in AI Last Week in AI

LWiAI Podcast #235 - Sonnet 4.6, Deep-thinking tokens, Anthropic vs Pentagon

Mar 5, 2026

Summary

Hosts Andrei Kerenkov and Jeremy Harris discuss recent AI news, including Anthropic’s Sonnet 4.6 and Google’s Gemini 3.1 Pro, which achieved high scores on the ARC-AGI 2 benchmark. They cover Meta’s $100 billion chip deal with AMD, funding for startups Metax and World Labs, and delays in OpenAI’s Stargate data centers. The episode also analyzes China’s chip production goals and a research paper on adaptive optimizers.

Topics discussed

Intro, startup update, and listener feedback Anthropic Claude 4.6 release and benchmarks Google Gemini 3.1 Pro and xAI Grok 4.2 AI agents: Cloud Code, OpenClaw, and multi-agent systems Meta-AMD chip deal and NVIDIA's MATX processor World Labs funding, data centers, and SMIC chips Research: Cautious optimizers and sparse updates Research: Deep thinking tokens and layer divergence Research: Attractor states in LLM conversations Research: Geometry of counting and task horizons Research: Scaling laws, efficiency, and persona models Policy: Anthropic-DOD conflict and distillation attacks OpenAI disrupts scam operations and outro
Listen ad-free on Castria