《晚安咖啡》科技夜话（英文版）：Sora 2发布，Nvidia市值破4.5万亿，OpenAI估值5000亿

晚安咖啡GoodNightCoffee · Oct 5, 2025 · 7m

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…