Jimmy Ba is a Canadian machine-learning researcher, known for co-authoring the Adam optimizer, and one of the founding team of xAI. In this corpus he appears once, at the moment of his departure: an xAI co-founder resigns warning of live loops within a year, a twelve-month horizon on recursive self-improvement delivered from inside a frontier lab.
Person
Jimmy Ba
Machine-learning researcher, co-author of the Adam optimizer and xAI co-founder, who resigned in February 2026 warning that recursive self-improvement loops would likely go live within twelve months.
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- Welcome to February 11, 2026 (theinnermostloop.substack.com)
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