Barret Zoph is out at OpenAI. Again. Five months after rejoining the company to lead its enterprise sales push, OpenAI’s head of enterprise AI has departed, according to The Verge AI, which broke the news and confirmed the exit with OpenAI directly. Zoph posted a goodbye message in the company’s Slack channels and didn’t immediately respond to a request for comment.
This is the second time in under two years that Zoph has walked out the door at OpenAI. What makes it notable isn’t just the churn. It’s the role he was leaving.
Why this seat mattered
When Zoph came back in mid-January, OpenAI didn’t hand him a quiet job. The company said he’d lead its enterprise effort, one of the few areas it had publicly committed to prioritizing.
For context: OpenAI has spent recent months promising to stop chasing what it calls “side quests.” The plan was to lock in on the things that actually drive revenue ahead of a planned IPO. Two of those things are enterprise sales and coding. Zoph was running point on the first one.
So losing the person leading that charge, just five months in, lands harder than a typical executive shuffle. The IPO timeline raises the stakes. Investors want to see a clean, focused revenue story. Leadership turnover at the top of a core business line muddies it.
The backstory is messy
Zoph’s path in and out of OpenAI reads like a soap opera. Here’s the short version, per The Verge AI:
- Fall 2024: Zoph leaves OpenAI to join Thinking Machines Lab, the rival startup founded by former OpenAI CTO Mira Murati. He becomes co-founder and CTO.
- January 2026: He exits Thinking Machines Lab abruptly, after reports of alleged misconduct tied to an undisclosed relationship with a colleague. Murati posted on X that the company had “parted ways” with him and would replace him as CTO.
- Also January 2026: He returns to OpenAI, alongside Luke Metz and Sam Schoenholz. Fidji Simo, OpenAI’s CEO of Applications, wrote on X that she was “excited to welcome” the three back and that the move had “been in the works for several weeks.”
- June 2026: He’s out again.
That’s three job changes for one person in roughly 18 months, all orbiting the same two companies.
The OpenAI–Thinking Machines tension
There’s a bigger feud humming underneath all of this. Thinking Machines Lab isn’t just a competitor. It’s staffed by OpenAI alumni, and the bad blood is personal.
Murati briefly took over as CEO during Sam Altman’s November 2023 ouster. During OpenAI’s recent trial, The Verge AI reports, she testified that she couldn’t trust everything Altman said. When she left in September 2024 to start Thinking Machines, a group of OpenAI employees followed her out.
Then three of them, Zoph included, came back together this past January. Now Zoph is gone again. The revolving door between these two companies keeps spinning, and it’s hard to read it as anything but a sign of how unsettled the top of the AI talent market still is.
What stands out here
Elite AI talent is scarce, and the people at the very top move like free agents. Zoph is a respected researcher. Companies will keep betting on big names even when the track record includes a messy exit and a short tenure.
But there’s a cost to that volatility. When you put a high-profile hire in charge of a strategic priority and they leave in five months, you don’t just lose a person. You lose momentum on the thing you told everyone you’d focus on.
What to watch next
A few open questions worth tracking:
- Who replaces Zoph on enterprise? OpenAI will need a steady hand on a business line it’s leaning on for the IPO story.
- Does this signal deeper friction? Two exits in 18 months invites questions about fit and internal dynamics.
- Where does Zoph land? Given his history, his next move could ripple across the same small circle of labs.
OpenAI confirmed the departure but hasn’t said much beyond that. For the full reporting and the details as they develop, check the original story at The Verge AI.