Pocket TTS Multilingual Update

Reddit r/LocalLLaMA / 5/1/2026

📰 NewsDeveloper Stack & InfrastructureTools & Practical UsageModels & Research

Key Points

  • Pocket TTS released a multilingual TTS model supporting six languages (English, French, Spanish, German, Italian, and Portuguese), with separate models per language.
  • A new ONNX exporter update is being made to support the multilingual version, based on prior ONNX exporter work and Pocket TTS C++ optimizations.
  • The exporter selectively quantizes nodes to int8 to achieve faster and more stable text-to-speech generation.
  • Early benchmarks show significant speed improvements (up to ~13× realtime on an AMD Ryzen 9 7950X) with measured latencies around 30ms on desktop and ~100ms on a Helio G99 device.
  • The author provides an exporter repository, a Unity sample runner, and an Android version for easier testing.

Hey everyone.

Pocket TTS finally released their multilingual model.
It support 6 language English, French, Spanish, German, Italian, Portuguese.
And each language is separated model.

I'm making modification for the onnx exporter to support multilingual version.
It based on KevinAHM onnx exporter and VolgaGerm Pocket TTS cpp optimization.
It also selective quantized the nodes to int8 for much faster and stable generation.

My initial benchmark with int8 model:
AMD Ryzen 9 7950X: latency around 30ms, generation speed up to 13x realtime.
Helio G99: latency around 100ms, generation speed 2.5x realtime.

Here is the exporter script : Pocket TTS ONNX

And I have sample runner in unity engine : Pocket TTS Unity

If you want easy way to test it, I already have Android version available.

submitted by /u/RowGroundbreaking982
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