GPT 5.5 Arrives, DeepSeek V4 Drops, and the Compute War Intensifies

GPT 5.5 full analysis, plus DeepSeek V4 paper highlights, comparisons with Mythos, a vibe-coded game w/ GPT Image 2, and 50 data-points you wouldn’t get from just reading the headlines. Chapters: 01:11 - GPT 5.5 Comparison 06:04 - Mythos Marketing 11:50 - Recursive Self-Improvement? 14:11 - Deepseek V4 18:03 - VibeCode Experiment Extravaganza 21:44 - The Scarce Compute Era https://80000hours.org/aiexplained OpenAI Benchmarks: https://openai.com/index/introducing-gpt-5-5/ 5.5 System ...