GPT-5.4 が予期せぬ衝撃をもたらす！GitHub のソースコードが漏洩、OpenAI の看板モデル：200万文字を超える長い文脈＋状態化AIが「金魚の記憶」時代を終わらせるのか？
OpenAI のエンジニアがコードリポジトリで公開されていない GPT-5.4 のモデル情報を見逃してしまったことで、技術界を震撼させた。企業は迅速に GPT-5.3-codex へと修正したものの、多くの人々はこれは単なるミスではないと考えており、大規模なモデル分野において大きなアップデートが迫っていることを示唆している。
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