OpenAI dominated the week, launching GPT-6.1 Sol at a fifth of the cost, always-on AI agents called Dots, and workspace tools rivaling Microsoft Office. Anthropic also dropped a faster, cheaper Claude Sonnet 5.5, while AMD acquired Fei-Fei Li's World Labs for $8.2B. ‌ ‌ ‌ ‌ ‌ ‌ ‌