【7/29 0時】エヌビディアのクレジット・デフォルト・スワップが急騰、半導体株が全面安・ビザが従業員の7パーセント、約2600人を削減

7月29日 0時のAI速報をお届けします。 ▼ トピック 1. エヌビディアのクレジット・デフォルト・スワップが急騰、半導体株が全面安 https://finance.yahoo.com/technology/ai/articles/nvidia-credit-risk-jumps-swaps-132725734.html 2. ビザが従業員の7パーセント、約2600人を削減 https://finance.yahoo.com/markets/stocks/articles/visa-layoffs-2026-company-cutting-132330377.html 3. レディットがグーグルへのAI学習データ提供の打ち切りを検討 https://finance.yahoo.com/technology/ai/articles/reddit-considers-bold-move-cutting-134750642.html 4. ブルックフィールドがインドのAIデータセンター容量6.5ギガワットを予測 https://finance.yahoo.com/technology/ai/articles/brookfield-sees-6-5-gw-113832545.html 5. 音声AIのフィッシュオーディオが5000万ドルのシードラウンド https://techcrunch.com/2026/07/28/fish-audio-raises-50m-seed-to-build-ai-voice-models-for-creators-and-enterprises/

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【7/29 0時】エヌビディアのクレジット・デフォルト・スワップが急騰、半導体株が全面安・ビザが従業員の7パーセント、約2600人を削減

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