Overview
Salaries
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People
Growth
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Financials

Funding and backers

Backers
2
SignalFire, Madrona
Momentum
0/100
no fresh signals
Tractionpublic signals, read monthly
Web presence
top 7%
of 133.2M domains by links, Common Crawl
GitHub stars
49 public repositories
Backed byfrom the funds' portfolios and accelerator catalogs
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Overview

Ultravox is a real-time voice AI infrastructure layer that powers fast, natural, and scalable voice agents.