AI voice startup Vapi hits $500M valuation after winning Amazon Ring over 40 rivals
After a surge in buyer assist calls final vacation season, Amazon Ring…
Synthesia hits $4B valuation, lets employees cash out
Synthesia, a British startup with an AI platform that helps firms create…
Bret Taylor’s Sierra raises $350M at a $10B valuation
Traders are clearly bullish about AI agent startup Sierra, former Salesforce Co-CEO…
