Local TTS model
Spark TTS
Bilingual TTS with virtual speaker creation - control pitch, speed, gender from text. Built on Qwen2.5 LLM backbone for powerful generation.
Apple Silicon ready
text-to-speech generation
2 languages
Apache 2.0
Quality
9/10
Speed
8.2/10
Model size
3 GB
Voices
Virtual speaker creation
Can Spark TTS run locally?
Spark TTS can generate speech locally for private voice workflows. Start with pip install sparktts.
Apache 2.0 license. Still verify upstream usage notes before shipping.
pip install sparktts
Upstream source
cloningstreamingrealtime
Audio profile
Best fit
Spark TTS is best for local voice cloning and expressive speech generation.
Hardware: gpuapple
Model details
Type
Local TTS model
Family
spark
Latency
low
Formats
pytorch
Languages
en, zh
Context
Qwen2.5 LLM backbone
Install locally
01
Check runtimeConfirm the backend supports pytorch on your machine.02
Install modelUse the upstream command or repository instructions.03
Test locallyRun a short private audio prompt before moving into production workflows.pip install sparktts
Good for
- text-to-speech generation
- Apple Silicon ready local workflows
- cloning, streaming, realtime
Watch before shipping
- Validate pronunciation, latency and artifacts with your own voice samples.
- Review the upstream license and acceptable-use notes.
- Benchmark on your target CPU, Apple Silicon or GPU setup.
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