Co-founder who departed on Feb 27, 2026. Part of the broader exodus where 9 of 11 original xAI co-founders have now left.

Co-founder who led the reasoning team. Departed as part of broader xAI co-founder exodus.

Co-founder who led research and safety. Part of a broader exodus where 9 of 11 original xAI co-founders departed, amid concerns about Grok's safety failures including generation of non-consensual explicit images. The safety team was completely disbanded after his departure.

Left xAI and founded Babuschkin Ventures, a venture capital firm investing in AI and agentic systems. Part of the broader xAI co-founder exodus where 9 of 11 original co-founders departed.

Co-founder who departed to join Morph Labs, citing desire to pursue independent research. Part of the broader xAI co-founder exodus.