# ModelScope releases open Hy-SimulMT for live Chinese-English speech translation

> Original title: Hy-SimulMT brings open Chinese-English simultaneous translation to live speech, translating as the speaker talks with text and speech out...

- Source: ModelScope
- Published: 2026-10-27T10:00:50.000Z
- Bad Influence: https://badinfluence.news/items/cixf9bo6sk586bbkwpat45yk0
- Original: https://x.com/ModelScope2022/status/2115020889964089600

## Summary

ModelScope announces Hy-SimulMT, an open model for simultaneous Chinese-English translation of live speech, with text and speech output. The post says it has the lowest StreamLAAL among compared systems in the RealSI long-form evaluation and beats four of five commercial APIs on GEMBA quality. It is Apache-2.0 licensed, offers FP8 and GGUF variants, and needs a configured TTS service for speech output and voice cloning.

## Post

Hy-SimulMT brings open Chinese-English simultaneous translation to live speech, translating as the speaker talks with text and speech output.
🤖 https://modelscope.ai/collections/Tencent-Hunyuan/Hy-SimulMT

⚡ Low latency, strong quality: In the team’s RealSI long-form evaluation, Hy-SimulMT records the lowest StreamLAAL among the compared systems while surpassing the compared open models and four of five commercial APIs on GEMBA quality.
🗣️ Speech-to-speech in both directions: Translate Chinese to English or English to Chinese continuously, with real-time voice cloning to help preserve each speaker’s vocal identity.
🔁 Choose the output workflow: Use the standard checkpoint for translation-only output, or the Interleave variant to receive source text alongside the translation.
🛠️ Ready to build with: FP8 and GGUF variants are available alongside SimulInfer deployment and SimulTrain training tools.  
📜 Apache-2.0 License. Speech output and voice cloning require a configured TTS service.

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