オープンソースAIラボReflection AIがSpaceXと63億ドルの計算リース契約を締結。2026年7月から2029年まで月1.5億ドルでテネシー州Colossus2データセンターに即時アクセスし、NVIDIA GB300チップを利用。元xAI所有の施設で、双方とも3か月後に90日前の解約予告が可能。最先端のオープンウェイトモデル開発を加速。....
マスク氏のxAIが世界初のギガワット級AI学習クラスター「Colossus2」を稼働。10万個のNVIDIA H100チップを搭載し、Grokチャットボットを駆動。AI計算競争が新段階へ。....
xAIは2025年第3四半期にMetaやAnthropicを超えるスーパーコンピュータ「Colossus2」を開発中と発表。計算能力でリードするが、OpenAIとの差は依然大きいと指摘。....
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