AI, Crypto Anxiety Creates Volatile Week for Markets | Bloomberg Tech 11/21/2025

OpenAI has temporarily closed its San Francisco offices following an alleged threat from an activist who reportedly expressed intentions to cause physical harm to its employees. The warning was communicated via an internal message on OpenAI's Slack platform.

OpenAI has announced that it will retire its GPT-4o model from the API platform on February 16, 2026. This decision follows a notification sent to API customers, allowing a three-month transition period for applications still utilizing GPT-4o. While the model will be removed from the API, it will continue to be available to individual users of ChatGPT across various subscription tiers. The company considers GPT-4o a legacy system with lower usage compared to the newer GPT-5.1 series.

A sanctioned Russian oil tanker changed its course while heading to Venezuela after encountering a U.S. Navy destroyer in the Caribbean, as reported by vessel-tracking data analyzed by Bloomberg.

Canva's COO, Cliff Obrecht, discussed the company's upcoming product rollouts and leadership enhancements as it prepares for a public offering. This announcement was made during an interview with Caroline Hyde on Bloomberg Tech.

Meta is entering the power trading market to support its AI expansion, committing to long-term energy contracts to assist plant developers. This strategic move aims to bolster Meta's infrastructure as it continues to grow its artificial intelligence capabilities.

Bloomberg's Caroline Hyde reports on a turbulent week for markets driven by investor anxiety surrounding AI and cryptocurrency. OpenAI is collaborating with Foxconn to develop AI data center hardware in the U.S. Additionally, Cerebras CEO Andrew Feldman comments on the U.S. approval for advanced AI chips to be sold to the Middle East.

Sources indicate that Trump's team has recently discussed the possibility of allowing Nvidia to sell its H200 artificial intelligence chips to China. This marks a significant shift from the administration's previous public stance on technology exports to China, reflecting evolving strategic considerations.

OpenAI is under pressure as an internal memo reveals CEO Sam Altman's response to Google's advancements with its Gemini 3 model. The memo outlines OpenAI's strategy, codenamed 'Shallotpeat', to regain competitive ground in the AI landscape.