News Summary

• Sierra, which helps enterprises build customer service AI agents, announced it raised a $350 million funding round on Thursday.
• The round, led by earlier investor Greenoaks Capital, values the startup at $10 billion.
• The company claims to have landed hundreds of customers, including SoFi, Ramp, and Brex, in its 18 months of operation.
• Sierra has now raised $635 million altogether, including $110 million that closed in February of last year led by Sequoia and Benchmark.