OpenAI released Sora 2 model and its iOS app, significantly enhancing video generation capabilities.

Nvidia's market cap exceeded $4.5 trillion, receiving OpenAI investment and securing multiple AI infrastructure deals.

OpenAI valued at $500B, plans to become an AI agency, and will receive $100B investment from Nvidia.

Ant Group open-sourced its trillion-parameter Ring-1T-preview model, surpassing GPT-5 in multiple tests.

Anthropic launched Claude Sonnet 4.5, positioning it as the best model for production-grade coding and agent tasks.

Tesla's Q3 global deliveries hit a record of nearly 500,000, with China sales up 31% MoM.

Tencent's Hunyuan Image 3.0 topped LMArena's text-to-image list, named best open-source model.