Person
Jakub Pachocki
Mentioned in 3 pieces; the desk has recorded zero standalone moves so far.
In the archive
Hiring & Talent
OpenAI's Org Chart in Motion
Fidji Simo's July 2026 exit, Kevin Weil's departure from OpenAI for Science, and Noam Shazeer's arrival from Google trace a company shedding experiments to concentrate on enterprise AI and frontier research.
Frontier Models
GPT-5 and the Cadence Behind It
OpenAI shipped GPT-5 and an open-weight sibling two days apart, then kept a numbered cadence running through 2026 while Jakub Pachocki, Mark Chen, Jerry Tworek and new arrival Noam Shazeer redrew the research org underneath it.
Consumer AI
The Signal Brief: Saturday's Swarms, Successions, and Scrutiny
A hardware engineer's debut keynote as Apple's chief executive, a lone attacker's AI-agent swarm breaching 395 organizations in a day, and Washington's scrutiny of Nvidia's Groq deal show trust becoming the industry's scarcest currency.