Gradium

@GradiumAI

The voice layer for agents. Real-time, accurate, natural voice APIs: TTS, STT, turn-taking & voice design. Devs: build → gradium.ai

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Gradium
@GradiumAI
Dec 2, 2025
Gradium is out of stealth to solve voice. We raised $70M and after only 3 months we’re releasing our transcription and synthesis products to power the next generation of voice AI.
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Gradium
@GradiumAI
Sep 11
When you type "A Parisian woman in her 30s" into Voice Designer. studio.gradium.ai/voices/design
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Gradium
@GradiumAI
Sep 10
The evaluation metrics for Text-to-Speech by @covaldev include leading silence. This led us to train a new model. Now our latency is down to 214ms, giving developers a much better experience. Read more: gradium.ai/blog/coval-per…
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Gradium
@GradiumAI
Sep 9
Gradium TTS is now available on @livekit Inference. First month free, so every developer can test it.
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Gradium
@GradiumAI
Sep 9
Developers building with @livekit can now power their agent with our TTS model. It’s free for the next month.
LiveKit
@livekit
Sep 9
Gradium TTS is now available on LiveKit Inference, free until Oct. 9. Gradium TTS is designed for conversational use cases, with voice cloning, low latency (below 250ms TTFA), and robust pronunciation on difficult cases. Select @GradiumAI as your TTS provider in LiveKit
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