xAI's last co-founders have officially left Elon Musk's AI startup. Here's what their departure signals about the company's troubled future.
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Elon Musk’s Last Co-Founder Reportedly Leaves xAI
xAI Co-Founders Gone: Is Elon Musk's AI Startup Already Falling Apart? Every single co-founder at Elon Musk's AI startup xAI has now left the company. What started as an ambitious challenge to OpenAI has quietly shed its entire founding team, raising serious questions about the direction, stability, and long-term credibility of one of the most hyped AI ventures in recent memory. The Last Two Co-Founders Have Officially Walked Out When reports surfaced earlier in March 2026 that nine of xAI's eleven co-founders had departed, industry watchers assumed the remaining two were holding things together. That assumption has now been proven wrong. Manuel Kroiss and Ross Nordeen, the final two co-founders still standing, have both left the company. Kroiss reportedly told colleagues he was leaving, and Nordeen followed just days later. Their exits mark a complete and total departure of xAI's entire original founding lineup. This is not a minor reshuffling. Losing every single co-foun…
