About Sierra

Deploys AI customer service agents.

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HQ

San Francisco, CA

Stage

Series C+

Total Raised

$1.6B

Employees

201-1,000

Founded

2024

More roles at Sierra

• Strategist, Agent Development

  Japan
  →
• Sales Director - Retail

  Remote
  →
• Software Engineer, Voice

  San Francisco, CA
  →
• Software Engineer, Agent

  Singapore
  →

Recent news

• Sierra launches Horizon to address tokenomics and sovereignty

  X · today
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• Sierra launches new long Horizon agents for high-value business outcomes

  X · 6 days ago
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