[5/4 15:00] Anthropic Enterprise AI Firm with Blackstone and Goldman Sachs / Cisco acquires Astrix Security for $400 million

AI News Flash for May 04, 2026 at 15:00 UTC. Topics: 1. Anthropic Enterprise AI Firm with Blackstone and Goldman Sachs https://www.pymnts.com/artificial-intelligence-2/2026/anthropic-launches-enterprise-ai-firm-with-wall-street-giants/ 2. Cisco acquires Astrix Security for $400 million https://www.calcalistech.com/ctechnews/article/dy5obf581 3. Bret Taylor's Sierra raises nearly $1 billion https://www.cnbc.com/2026/05/04/bret-taylor-sierra-fundraise-openai.html 4. Suno AI music targets $5 billion valuation https://www.forbes.com/sites/conormurray/2026/05/04/ai-music-generator-suno-eyes-5-billion-valuation-after-latest-funding-round/