Quick recap because the coverage has been sloppy. Jacob Coxon is 27. Cambridge math, IMO medals. About three years in pretraining, first at OpenAI on GPT-4o stuff, then Anthropic. Anthropic spent something like two years recruiting him. He joined around May. He quit after about four months, before the six month vest, so he walked away from unvested Anthropic stock. He still has OpenAI equity. Axios confirmed that. He is not a safety lead. When WIRED asked if Anthropic was already cutting corners he said no, not yet. His point was the race, not a leaked eval or a coverup. Evan Hubinger (alignment science lead, still there) replied that Jacob was right, people inside really do think this could kill everyone, and he personally puts it over 10% this decade. That confirmation is why this landed harder than a random quit post. Now the part the headlines skip. His current X account, @hilbertspaess, was created January 21, 2026. Almost no public posts before the resignation thread. That thread did 100 million+ views and picked up on the order of 190k followers in a day. Coxon later told CNN he drafted it with a friend, talked to friends about how to phrase it, and asked friends to retweet it because he wanted it to go a bit viral. He said he did not expect this. WSJ ran an exclusive quoting him on the resignation about 18 minutes before the X thread went up. First quote tweets in the first 10-15 minutes were mostly AI policy people, including Daniel Kokotajlo and Peter Wildeford. Bernie Sanders and Rep. Greg Casar announced the Ban Artificial Superintelligence Act on September 3. Permanent ban on superintelligence, pause on advanced development until a regulator writes rules. Coxon’s post was September 8/9. Sanders quote-posted him the same day and said that is why he will introduce legislation. The bill had already been announced. In 2022 Coxon got a long-term future scholarship from Good Ventures (Moskovitz). Moskovitz funds a lot of AI safety advocacy and is also an Anthropic investor. Coxon was also in the 2021 Newspeak House fellowship in London. Civic tech / political technology college. They have taken EA-adjacent funding. Jeremy Corbyn launched a digital manifesto there years ago. That is background, not a gotcha by itself. Axios reported today that Coxon, Sanders, and Steve Bannon are all speaking Tuesday at the Future of Life Institute’s “Pro-Human Assembly.” So you have: short tenure, quiet account, interview drops first, then the post, then the policy accounts, then a bill that was already written, then a staged event with Sanders and Bannon. He did give up the unvested Anthropic grant. Hubinger independently said the same thing about the risk numbers. Both of those can be true at the same time as the rollout looking planned. Not sure what we are supposed to do with any of this. Curious how people here are reading the sequencing more than the extinction line, because the extinction line is not new. submitted by /u/snowycashflow
Originally posted by u/snowycashflow on r/ArtificialInteligence