xAIがGrok-1Fastモデルと新APIを公開したが、AIの「タイソン超えの運動能力」を過大評価したSNS投稿が批判を浴び、技術発表が論争に埋もれた。....
エロン・マスクのxAIがGrok4.1を発表。Grok4.1とGrok4.1Thinkingの無料モデルを提供し、有料ユーザーは制限が緩和。生成コンテンツの誤りを3倍削減し、xAI最高の発表の一つに。....
xAIがGrok4.1を発表。応答遅延42%削減、意図認識精度18%向上。Grok-4MoEアーキテクチャを基に、リアルタイムフィードバック層と個人化キャッシュを追加し、瞬時応答を実現。X Premium+ユーザーは無制限利用可能。MT-Benchスコア8.97、HumanEvalコード生成87.1%、対話一貫性91.4%で新記録。....
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