General Catalyst leads $1.1B round into 2-month-old River AI
River AI, founded by xAI co-founder Igor Babuschkin, has secured $1.1 billion in funding, led by General Catalyst and AMP PBC, with participation from major investors. The company aims to create personalized AI assistants by rebuilding the entire AI stack, including training, models, and hardware, to enable more intuitive and user-centric AI agents. Its API allows developers to use reinforcement learning and LoRA fine-tuning on open models, offering a solution to prompt engineering challenges. The funding comes at a strategic time as enterprises seek control over their AI models, positioning River to address the post-training expertise problem and shape the future of AI.
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