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Bret Taylor's Sierra, which sells AI customer service agents, raised a $950M Series E led by Tiger and GV at a $15.8B post-money valuation, up from $10B in 2025 (Kate Rooney/CNBC) from Techmeme RSS feed.
Bret Taylor's Sierra, which sells AI customer service agents, raised a $950M Series E led by Tiger and GV at a $15.8B post-money valuation, up from $10B in 2025 (Kate Rooney/CNBC)
Kate Rooney / CNBC:
Bret Taylor's Sierra, which sells AI customer service agents, raised a $950M Series E led by Tiger and GV at a $15.8B post-money valuation, up from $10B in 2025 — Artificial intelligence startup Sierra is raising nearly a billion dollars in a new funding round, CNBC has learned …