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Gradium

Low-latency voice AI: text-to-speech, speech-to-text, live voice translation and voice cloning via studio and API.

#322 in Audio & Music
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Freemium🪟 Web🪟 API
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About Gradium

Gradium is a Paris voice AI lab founded in 2024 by former Google Brain and DeepMind researcher Neil Zeghidour. Its studio and API cover text-to-speech (beta model under 50ms latency), speech-to-text, voice-to-voice live translation, voice cloning, voice design from a text prompt, and on-device TTS. The free plan gives 45k credits a month without commercial rights; paid plans start at $13/month. It raised a $100M seed backed by Nvidia, FirstMark and Eurazeo.

Key Features

text to speech
speech to text
voice cloning
live translation
low latency

💰 Pricing

Freemium

Free 45k credits/month (non-commercial); XS $13/mo, S $43/mo, M $340/mo, L $1,615/mo; Enterprise custom.

Frequently Asked Questions

Is Gradium free?
Gradium offers a free plan with limited features. Paid plans unlock additional capabilities. Free 45k credits/month (non-commercial); XS $13/mo, S $43/mo, M $340/mo, L $1,615/mo; Enterprise custom.
What is Gradium used for?
Gradium is primarily used for Audio & Music. Low-latency voice AI: text-to-speech, speech-to-text, live voice translation and voice cloning via studio and API.
What platforms does Gradium work on?
Gradium is available on Web, API.
What are the best alternatives to Gradium?
Top alternatives to Gradium include Vocal Remover, Suno, Audiomachine. These tools offer similar functionality and may suit different budgets or workflows.

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📊 Comparison vs Alternatives

Feature
Gradium logoGradium
PricingFreemiumFreeFreemiumPaid
Rating—⭐ 4.4⭐ 4.5⭐ 5.0
Free Tier✅✅✅❌
Popularity
35%
82%
80%
80%

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Quick Stats

Rating
★★★★★
0.0
ReviewsExternal data
Audio & Music#322
PricingFreemium
Popularity
35%

Categories

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Last updated: 2026-03-28·Claim this listing
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