Unverified50% confidenceReleaseExact time
Gradium has open-sourced the Phonon series of on-device text-to-speech (TTS) models.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/22/2026
First Seen
Valid until: 1/20/2027
Sources
Related Entities
Related Claims
UnverifiedModern neural TTS systems typically employ a two-stage architecture: first converting text into acoustic features (such as mel spectrograms), then converting those into waveform audio via a vocoder.66% similarUnverifiedA typical TTS system response chain contains three key stages: text preprocessing, acoustic model inference, and vocoder synthesis.66% similarUnverifiedA modern TTS pipeline is typically three-stage — "text front end + acoustic model (such as FastSpeech 2) + vocoder (such as HiFi-GAN)" — and voice cloning adds speaker embeddings or reference audio prompts on top of that.65% similarUnverifiedVoiceover narration is produced through a ComfyUI workflow for voice cloning, which is built on an open-source model called TTS2 that specializes in voice cloning.65% similarVerifiedModern TTS technology has evolved from early rule-based concatenative synthesis to deep learning-based end-to-end speech generation, with underlying technologies including Transformer-architecture speech models, neural vocoders (WaveNet, HiFi-GAN), and prosody modeling64% similar
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