2026-05-05
2026-05-04
CNBC
7 related
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 …
2025-09-05
CNBC
14 related
Bret Taylor's Sierra raised $350M at a $10B valuation, up from $4.5B in October 2024, and says its AI customer service agents are used by “hundreds of millions”
When I was considering joining just over 6 months ago … Florian Dahlhausen : Excited to announce that Sierra has raised $350M additional capital at a valuation of $10B, led by Greenoaks. … Alexandra J...
2025-09-03
2024-10-29
2024-02-14
2024-02-13
Fortune
3 related
Sierra, an enterprise-focused conversational AI startup from Bret Taylor and Clay Bavor, launches with $110M in fundraising led by Sequoia Capital and Benchmark
Bret Taylor, right, launches Sierra, a conversational AI platform for businesses, with former Google executive Clay Bavor, left.
2024-01-26
Bloomberg
1 related
Source: Sierra, an enterprise-focused AI startup co-founded by Bret Taylor, plans to raise $85M led by Sequoia at a ~$1B valuation; Taylor is on OpenAI's board
Katie Roof / Bloomberg :
Loading articles...