Gradium

Gradium’s real-time speech translation API supports five languages in any direction with a 3-second latency.

Gradium's streaming speech-to-text API: semantic turn detection, keyword boosting and tunable latency for voice agents.

Gradium's real-time text-to-speech API: first audio in 50 ms, expressive voices in five languages, and a free tier to start building.

Clone any voice from 10 seconds of audio with Gradium's API. Instant and pro clones that keep the rasp, breath and pitch.

Gradium's voice models now run natively inside Yampa, the agentic platform enterprises use to build, deploy and supervise customer care agents, in SaaS on EU infrastructure or on-premise.

Gradium blog. Deep dives on text to speech, speech to text, voice cloning, voice agents, and the engineering behind ultra low latency voice AI.

Developer guides and tutorials for Gradium's voice AI APIs: text-to-speech, speech-to-text, voice cloning, WebSocket streaming, and voice agents with LiveKit and Pipecat.

Press coverage, media assets, and company news from Gradium, the team building advanced voice AI models for text to speech, speech to text, and voice cloning.

Gradium hires for research, engineering, and product roles in text-to-speech, speech-to-text, and voice cloning.

Gradium offers pricing tiers for text-to-speech, speech-to-text, and voice cloning, including a free tier and pay-as-you-go options.

Gradium answers questions about pricing, credits, voice cloning, and data storage.

Azure AI Speech alternative: Gradium on hard-case pronunciation (81.0%, August 2026), latency, deployment range and price. Dated September 2026 figures.

ElevenLabs alternatives ranked on blind-preference Elo against price, September 2026, with the hard-case accuracy test where the order changes.

Cartesia vs Gradium, September 2026: preference Elo, Coval latency, an 81.0% hard-case pronunciation test, cloning and deployment range compared.

Deepgram vs Gradium, September 2026: Speech-to-Text price per hour, Coval latency and spread, voice cloning, and one credit pool across both halves.

Gradium develops low-latency voice AI models, including text-to-speech, speech-to-text, and voice cloning.

Gradium provides voice AI tools for text-to-speech generation, speech-to-text transcription, and real-time audio playback.

Low latency Text-to-Speech, Speech-to-Text, Voice Cloning and Voice Design. 50 ms to first audio, one API, start free.

Answers to common legal and privacy questions about Gradium: voice cloning consent, GDPR, which documents apply, subprocessors, model training and Zero Data Retention.