understudy-ai/sherpa-onnx-tts
skills/sherpa-onnx-tts/SKILL.md
Local text-to-speech via sherpa-onnx (offline, no cloud)
$ install --global
skillsauthnpx skillsauth add understudy-ai/understudy sherpa-onnx-ttsInstall this skill globally with one command. Works with Claude Code, Cursor, and Windsurf.
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Last scanned: Apr 21, 2026, 10:58 PM152.3s1 file scanned
SKILL.md
- name:
- sherpa-onnx-tts
- description:
- Local text-to-speech via sherpa-onnx (offline, no cloud)
- "emoji":
- 🗣️",
- "os":
- ["win32"],
- "requires":
- { "env": ["SHERPA_ONNX_RUNTIME_DIR", "SHERPA_ONNX_MODEL_DIR"] },
- "id":
- download-model-lessac",
- "kind":
- download",
- "url":
- https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-piper-en_US-lessac-high.tar.bz2",
- "archive":
- tar.bz2",
- "extract":
- true,
- "stripComponents":
- 1,
- "targetDir":
- models",
- "label":
- Download Piper en_US lessac (high)",
sherpa-onnx-tts
Local TTS using the sherpa-onnx offline CLI.
Install
- Download the runtime for your OS (extracts into
~/.understudy/tools/sherpa-onnx-tts/runtime) - Download a voice model (extracts into
~/.understudy/tools/sherpa-onnx-tts/models)
Update ~/.understudy/config.json5:
{
skills: {
entries: {
"sherpa-onnx-tts": {
env: {
SHERPA_ONNX_RUNTIME_DIR: "~/.understudy/tools/sherpa-onnx-tts/runtime",
SHERPA_ONNX_MODEL_DIR: "~/.understudy/tools/sherpa-onnx-tts/models/vits-piper-en_US-lessac-high",
},
},
},
},
}
The wrapper lives in this skill folder. Run it directly, or add the wrapper to PATH:
export PATH="{baseDir}/bin:$PATH"
Usage
{baseDir}/bin/sherpa-onnx-tts -o ./tts.wav "Hello from local TTS."
Notes:
- Pick a different model from the sherpa-onnx
tts-modelsrelease if you want another voice. - If the model dir has multiple
.onnxfiles, setSHERPA_ONNX_MODEL_FILEor pass--model-file. - You can also pass
--tokens-fileor--data-dirto override the defaults. - Windows: run
node {baseDir}\\bin\\sherpa-onnx-tts -o tts.wav "Hello from local TTS."
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