成立两月的 AI 初创 River AI 获 11 亿美元融资
刚成立两个月的 River AI 拿到 11 亿美元融资，试图重塑 AI 训练方式，让每个人都能拥有并训练自己的 AI 助手。
River AI 由 xAI 联合创始人 Igor Babuschkin 创立，刚成立两个月即获 11 亿美元融资，General Catalyst 领投，Nvidia、AMD Ventures 等参投。公司计划从头重建 AI 训练流程，让个人能训练真正属于自己的 AI 助手，而非取代人类工作。其 API 已支持强化学习（RL，一种通过试错优化模型的方法）和低秩适配（LoRA，一种高效微调技术）。
正文摘录
River AI, an AI startup founded by xAI co-founder Igor Babuschkin, has secured $1.1 billion in funding in a seed/Series A round led by General Catalyst and AMP PBC, with participation from Nvidia, AMD Ventures, Y Combinator, and Temasek. (AMP PBC is an AI-focused investment firm founded in 2026 by former Andreessen Horowitz general partner Anjney Midha, backer of companies at a16z like Black Forest Labs, Mistral AI, LMArena and OpenRouter.) River came out of stealth in June with a fascinating mission. Babuschkin, whose resume includes AI roles at DeepMind and OpenAI, intends to reinvent AI from scratch, beginning with how models are trained. This is in order to turn agents into personally trainable assistants, rather than following the trajectory other AI labs are on: human worker replacem…