Senator Bernie Sanders has urged leading AI firms OpenAI, Anthropic, and Meta to halt their advanced AI development projects due to concerns over potential bioweapon and cybersecurity threats. This call adds to the growing regulatory scrutiny facing these major AI companies. AdvertisementKey TakeawaysSanders’ call for a development pause suggests increased regulatory challenges for AI companies, potentially impacting their valuations. Despite regulatory scrutiny, OpenAI’s IPO remains a focal point, with market pricing implying a moderate increase in the likelihood of a valuation above $500B. What to WatchMarket participants will be closely monitoring any regulatory actions or responses from OpenAI, Anthropic, and Meta following Sanders’ call.