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AI NewsxAI Co-Founder Igor Babuschkin’s Startup River AI Raises $1.1 Bn to Build Custom AI Models
xAI Co-Founder Igor Babuschkin’s Startup River AI Raises $1.1 Bn to Build Custom AI Models
9:18 PM IST · August 11, 2026
River’s API lets enterprises fine-tune and run reinforcement learning on open-weight models without building or managing their own AI infrastructure.
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