【4/25 19時】Google最大400億ドルAnthropic投資・Meta-AWS Graviton CPU多年契約

4月25日 19時のAI速報をお届けします。

▼ トピック
1. Google最大400億ドルAnthropic投資
https://www.techzine.eu/news/applications/140794/google-plans-to-invest-up-to-40-billion-in-ai-rival-anthropic/
2. Meta-AWS Graviton CPU多年契約
https://simplywall.st/stocks/us/media/nasdaq-meta/meta-platforms/news/meta-aws-cpu-pact-reshapes-ai-infrastructure-and-investor-ou
3. Alphabet TPUがNVIDIA脅威に浮上
https://www.fool.com/investing/2026/04/25/meet-biggest-threat-nvidia-ai-chips-its-not-amd/
4. AWS AI ARR 150億ドル ChatGPT最速普及
https://www.fool.com/investing/2026/04/25/is-the-ai-gold-rush-still-on-a-historical-look-at/