Ultravox
Ultravox is a real-time voice AI infrastructure layer that powers fast, natural, and scalable voice agents.
Ultravox is a Ultravox is a voice AI platform for building real-time speech-to-speech voice agents and conversational experiences via developer-friendly APIs and agentic primitives. AI agent company selling to Developers and teams building real-time voice agents and conversational voice AI applications. Latest disclosed round: Seed ($17M). About 8 employees, -37.5% over 6 months. 4,282 followers on X.
Product
- Agent type
- Ultravox is a voice AI platform for building real-time speech-to-speech voice agents and conversational experiences via developer-friendly APIs and agentic primitives.
- Primary buyer
- Developers and teams building real-time voice agents and conversational voice AI applications
- Integrations
- —
- MCP support
- —
- HQ
- Seattle, WA, US
- Founded
- 2022
- Profile ↗
Funding
- Round
- Seed
- Amount
- $17M
- Date
- —
- Leads
- {"Redpoint Ventures"}
- Source
- Announcement ↗
- Investors
- Bloomberg Beta; Bob Wood; Kearny Jackson; Madrona; Redpoint; Signalfire; Zetta Venture Partners
Hiring
- Employees
- 8
- Growth 3m / 6m
- — / -37.5%
- Open roles (sample)
- —
- X mentions this week
- —
Top launch posts
This view fills in automatically once the weekly dataset is loaded.
Recent news
Sources
- Profile
- https://ultravox.ai
- Headcount
- Clay (LinkedIn)
- Open jobs
- —
- Traffic
- Clay (web traffic)
- X metrics
- https://x.com/ultravox_dot_ai
- X handle (homepage-verified)
- https://ultravox.ai
- Clay enrichment
- Clay enrichment 2026-11-04
- Homepage
- https://ultravox.ai
- seed_type
- Company homepage (curated market-map list)
- funding_status
- Verified (primary/press)
- funding_source_type
- press
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About Ultravox
What does Ultravox do?+
Ultravox is a real-time voice AI infrastructure layer that powers fast, natural, and scalable voice agents.
How much has Ultravox raised most recently?+
Seed of $17M, led by {"Redpoint Ventures"}.
How many employees does Ultravox have?+
About 8 (3-month growth —).
How is Ultravox priced?+
Usage-based, starting at $0.05/min.
Cite this data
Ultravox profile. Agent Market Map, The GTM Engineering Newsletter. Last verified Nov 4, 2026. https://agentmarketmaps.com/company/ultravox