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Company

Sierra

15 articles accelerating
Articles
15
mentions
Velocity
+50.0%
growth rate
Acceleration
+1.100
velocity change
Sources
11
publications

Coverage Timeline

2025-09-14
The Verge

Q&A with Bret Taylor, CEO of Sierra and chairman of OpenAI, on Sierra's AI customer support agents, AGI, Sam Altman's comments on the AI bubble, and more

Welcome to Decoder.  This is Alex Heath.  For my final episode as your Thursday guest host, I recently sat down with Bret Taylor …

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
Axios 2 related

Source: Sierra, which builds AI customer service agents, nears a $350M raise at a $10B valuation, up from $4.5B in October 2024, and is set to top $100M in ARR

Ina Fried / Axios :

2024-10-29
Reuters 11 related

Sierra, an AI startup co-founded by OpenAI board chairman and ex-Salesforce co-CEO Bret Taylor, raised $175M, valuing it at $4.5B, up from ~$1B in February 2024

2024-10-10
The Information 6 related

Sources: Sierra, an AI agent startup co-founded by former Salesforce co-CEO Bret Taylor, is raising hundreds of millions led by Greenoaks at a $4B+ valuation

Millions of people around the world have chatted with AI agents powered by Sierra … Ashley Capoot / CNBC : OpenAI Chair Bret Taylor talks AI agents, regulation and the technology's current boom Sanjan...

2024-02-19
Wired 2 related

An interview with Bret Taylor and Clay Bavor, co-founders of conversational AI startup Sierra, on using several AI models at once, building AI agents, and more

basically the AI version of that company—will be just as important as their website,” says Taylor. “It's going to completely change the way companies exist digitally.” - Wired https://www.wired.com/.....

2024-02-18
Wired

An interview with Bret Taylor and Clay Bavor, co-founders of conversational AI startup Sierra, on using several AI models at once, building AI agents, and more

Sierra hopes every company will use its empathetic AI chatbots for customer interactions.  —  I might have inadvertently … X: @wired , @fractaldoctor , and @artsjournalnews LinkedIn: Steven Levy and M...

2024-02-14
Fortune 4 related

Sierra, an enterprise-focused conversational AI startup co-founded by Bret Taylor and Clay Bavor, launches with $110M in funding led by Sequoia and Benchmark

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 :

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