アマゾンが Nova 2 シリーズモデルを発表し、AI性能が新たな高みに達しました！
AWSはre:Invent2025で自社開発の多モーダル大規模モデル「Nova2」シリーズ4機種を発表。テキスト、画像、動画、音声に対応し、初めてウェブ検索とコード実行機能を内蔵。コストパフォーマンスで業界をリードすると主張。Nova2 Liteは高コスパ推論に特化し、Claude Haiku4.5やGPT-5Miniを性能で上回りつつコストは約50%。Nova2 Proは複雑なエージェントタスク向け。....
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