
Sierra Raises $950M at Over $15B Valuation
Bret Taylor's AI startup Sierra announced a $950 million funding round led by Tiger Global and GV, resulting in a post-money valuation above $15 billion. The company now has more than $1 billion in capital to pursue its goal of setting the global standard for AI-powered customer experiences. Sierra reports rapid growth, serving over 40% of the Fortune 50, with agents handling billions of interactions, and ARR jumping from $100 million to $150 million in months.