Company
Funding data: Recent Funding. Each amount links to the announcement it came from.
Gradium
The voice layer for modern apps and agents. Real-time, scalable voice APIs: TTS, STT, turn-taking & voice cloning. Devs: build https://t.co/r5CdNClhI5
Rounds
| Date | Stage | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| Jul 9, 2026 | Seed | $30M | — | — | Ventureburn ↗ |
About
- Website
- gradium.ai
- X
- @gradiumai
- Based in
- Paris, France
Founders
- Alexandre DefossezFounder
- Laurent MazareFounder
- Neil ZeghidourFounder
- Olivier TeboulFounder
Investors
Drysdale Ventures · DST Global · Eric Schmidt · Eurazeo · FirstMark · Illusian Founder Office · Korelya Capital · Liquid 2 Ventures · Mehdi Ghissassi · Nvidia · Olivier Pomel · Rodolphe Saadé
On GitHub
301 stars across its repos · linked because its GitHub profile's website is gradium.ai
- gradbotOpen source framework to vibecode and prototype voice agents with Gradium APIs127 ★
- xnYet another minimalist deep-learning framework optimized for inference91 ★
- gradium-pyPython client for the Gradium Voice AI api.32 ★
- gradium-rsRust client for the Gradium Voice22 ★
- xn-pttsPhonon TTS inference using xn20 ★