Last Week in AI Last Week in AI

#219 - GPT 5, Opus 4.1, OpenAI's Open Source, Astrocade

Aug 11, 2025

Summary

This episode covers the release of OpenAI’s GPT-5, which consolidates previous models into a single routing system, and Anthropic’s Opus 4.1 update. The hosts discuss Google’s Gemini DeepThink, X’s uncensored Grok Imagine, and major business developments, including Anthropic’s $5 billion revenue and OpenAI’s $300 billion valuation. They also analyze OpenAI’s new open-source models and massive infrastructure investments like Stargate Norway.

Topics discussed

Sponsors: OutShift, Box, and Success Academy Intro: Host backgrounds and podcast format Deep dive into GPT-5 release, benchmarks, and pricing Google's Gemini 2.5 and IMO math competition success xAI Grok video generation and Taylor Swift controversy Business news: AI infrastructure, valuations, and market share Israeli AI startup and national security applications OpenAI open-source models and Kimi K2 architecture Meta's CLIP 2 and multilingual vision-language models Flux image model, Earth AI, and Google Genie 3 world sim Automated architecture discovery and Meter evals AI Safety: Jailbreaking, alignment, and obfuscation Geopolitics: China's AI compute and global governance Listener Q&A: AI political bias and neutrality
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