《晚安咖啡》科技夜话（英文版）：贝佐斯回归物理AI，阿里千问对标ChatGPT，Mastodon创始人卸任

晚安咖啡GoodNightCoffee · Nov 18, 2025 · 9m

Amazon founder Jeff Bezos returns to operations, co-CEO of new physical AI company\"Project Prometheus\" with $6.2B funding.

Alibaba's Qianwen App launches public beta for free, directly competing with ChatGPT, aiming to be an AI lifestyle portal.

xAI releases Grok 4.1 LLM with comprehensive performance enhancements in speed, quality, and emotional intelligence.

Decentralized social network Mastodon founder steps down as CEO, platform transitions to non-profit, new board members join.

OpenAI allows employees to donate company equity to charities, addressing long-standing grievances amid…