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Sierra

Tier 2 · ai-agents · general · AI agents for task automation. · rank #24 · VC-attention 85.0

Sierra AI develops autonomous agents designed to perform a wide range of tasks by interacting with digital environments.

Latest round amount$950.0M [consensus · conf 0.94]2026
↳ trendingtopics.eu · news · 2026-05-04 — "Sierra raises $950 million"
↳ qz.com · news · 2026-05-04 — "Sierra raises $950M"
↳ Seeking Alpha · news · 2026-05-04 — "raises $950M"
↳ TechCrunch · news · 2025-09-04 — "raises $350M"
↳ SiliconANGLE · news · 2025-09-03 — "raises $350M in funding"
↳ The Economic Times · news · 2026-05-05 — "raises $950 million"
↳ Yahoo Finance · news · 2026-05-04 — "Sierra raises $950M at $15.8B valuation, led by Tiger and GV"
↳ Let's Data Science · news · 2026-05-05 — "raises $950M Series E"
↳ MLQ.ai · news · 2025-09-05 — "raises $350M"
Valuation$15.4B [consensus · conf 0.97]2026range $15.0B–$16.0B · consensus $15.4B · as of 2026-07-04valuation: $15.5B (2026-05-05) → $15.4B (2026-07-04)
↳ trendingtopics.eu · news · 2026-05-04 — "Now Valued at Over $15 Billion"
↳ qz.com · news · 2026-05-04 — "at $15.8B valuation"
↳ CNBC · news · 2026-05-04 — "at nearly $16 billion valuation"
↳ Seeking Alpha · news · 2026-05-04 — "at over $15B valuation"
↳ TechCrunch · news · 2025-09-04 — "at a $10B valuation"
↳ 20VC (Harry Stebbings) · podcast · 2026-07-04 — "Sierra is valued at approximately $15.8 billion"
↳ economictimes.com · news · 2026-05-05 — "$15 billion valuation"
↳ Business Review Live · news · 2026-05-05 — "valuation crosses $15 Bn"
↳ SiliconANGLE · news · 2025-09-03 — "at $10B valuation"
↳ The Economic Times · news · 2026-05-05 — "at $15 billion valuation"
↳ Yahoo Finance · news · 2026-05-04 — "Sierra raises $950M at $15.8B valuation, led by Tiger and GV"
↳ Let's Data Science · news · 2026-05-05 — "at $15.8B valuation"
↳ CNBC · news · 2024-10-28 — "at $4.5 billion valuation"
↳ MLQ.ai · news · 2025-09-05 — "at a $10B valuation"
Total raised$958.6M [consensus · conf 0.908]2026range $950.0M–$1.5B · consensus $958.6M · as of 2026-05-05
↳ 20VC (Harry Stebbings) · podcast · 2026-07-04 — "has raised more than $1.5BN"
↳ economictimes.com · news · 2026-05-05 — "AI startup Sierra raises $950 million"
↳ Business Review Live · news · 2026-05-05 — "AI startup Sierra raises $950 Mn in funding"
↳ TechCrunch · news · 2026-05-04 — "Sierra raises $950M as the race to own enterprise AI gets serious - TechCrunch"
↳ CNBC · news · 2026-05-04 — "Bret Taylor's Sierra raises nearly $1 billion months after last capital push - CNBC"
↳ CMSWire · news · 2026-05-05 — "Sierra Raises $950M to Rewire Enterprise Customer Experience - CMSWire"
ARR / revenue$150.0M [reported · conf 0.256]2026
↳ 20VC (Harry Stebbings) · podcast · 2026-07-04 — "recently surpassed $150 ARR"
Open roles0 [reported · conf 0.438]2026
↳ sierra.ai · web · n.d. — "Discover your next job at Sierra. Open roles"
↳ sierra.ai · web · n.d. — "Discover your next job at Sierra. Open roles"
Valuation / ARR105 [reported · conf 0.123]2026
OpenPitch is public-source, probabilistic intelligence — every figure carries its source, confidence, and date, refreshed daily. Not audited data, not investment advice. See methodology & corrections.