Bret Taylor's AI-powered customer service startup, Sierra, has raised $175 million in a funding round that values the company at $4.5 billion. The platform uses AI chatbots to connect with customers and complete tasks without human intervention. Sierra claims its technology is less susceptible to hallucinations, making it a more reliable option for brands like WeightWatchers and Sirius XM.

Source: https://techcrunch.com/2024/10/28/bret-taylors-customer-service-ai-startup-just-raised-175m/