Zyphra Cloud

A full-stack platform for open superintelligence.

Zyphra's cloud offering for serving and using Zyphra AI capabilities, including access associated with its text-to-speech technology.

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releaseSECONDARY2026-06-12

Zyphra releases ZONOS2: 8B sparse MoE TTS with zero-shot voice cloning

Zyphra released ZONOS2 under Apache 2.0 with 8B total parameters, 900M active, zero-shot voice cloning, 44.1 kHz DAC audio, and ZTTS1-Eval. The release includes open weights, inference code, and eval code, so teams can run real-time multilingual TTS without a hosted-only stack.