Sierra, the AI startup founded by former Salesforce co‑CEO Bret Taylor, announced a $950 million financing round led by Tiger Global and GV. The infusion lifts the company’s post‑money valuation above $15 billion and gives it more than $1 billion to pursue its goal of becoming the global standard for AI‑powered customer experiences. Sierra now serves over 40% of the Fortune 50, claims its agents handle billions of interactions, and has accelerated its annual recurring revenue from $100 million to $150 million in just a few months. Read more →