FUNDING
Company Profile
Gradium builds real-time voice AI infrastructure — low-latency streaming speech-to-text, expressive text-to-speech, semantic turn detection, and voice agent frameworks for developers and enterprises.
Founded 2025Paris, France$100M raised
Investors
NvidiaFirstMark CapitalEurazeoXavier NielDST Global PartnersEric SchmidtAmplify PartnersKorelya Capital
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Funding & Valuation History
from our coverage| Date | Event | Amount | Valuation | Source |
|---|---|---|---|---|
| Jul 9, 2026 | AI Voice Startup Gradium Raises $100M Seed, Backed by Nvidia | $100M | — | Story → |
Gradium FAQ
- How much has Gradium raised?
- Gradium has raised approximately $100M in total funding to date.
- Is Gradium publicly traded?
- No. Gradium is privately held.
- Who are Gradium's investors?
- Gradium's investors include Nvidia, FirstMark Capital, Eurazeo, Xavier Niel, DST Global Partners, Eric Schmidt, Amplify Partners, Korelya Capital.
Coverage Timeline
newest firstAll Coverage
FUNDING$100M
AI Voice Startup Gradium Raises $100M Seed, Backed by Nvidia
Paris-based Gradium, a voice-AI startup spun out of French lab Kyutai, reopened its seed round to raise $100 million in total with new backer Nvidia joining, and is opening a Bay Area office to compete for AI talent.
FUNDING
Nvidia Backs Paris Voice AI Startup Gradium's $100M Seed
FUNDING~$30M extension, $100M+ total seed
Nvidia Backs Paris Voice AI Startup Gradium's $100M Seed
Gradium, the Paris-based voice AI startup spun out of Kyutai, extended its seed round past $100 million with Nvidia joining seven months after launching out of stealth.
FUNDING
Gradium Extends Voice-AI Seed to $100M With Nvidia Backing
FUNDING$100M+ seed (extended)
Gradium Extends Voice-AI Seed to $100M With Nvidia Backing
Paris-based voice AI startup Gradium, spun out of French lab Kyutai, extended its seed round past $100 million after Nvidia joined as an investor alongside FirstMark, Eurazeo and Xavier Niel.