official KittenTTS v0.8 repository + ONNX artifact metadata
KITTENML / EDGE TTS / 2026
KittenTTS Nano 0.8
TOTAL15Mparameters
ACTIVE15Mruntime path
DEPTHONNX DAGrepeated blocks
HIDDENnot declaredmain trunk
CONTEXTsentencestream / sequence
CHECKPOINT27.7MB1 shards · Apache-2.0
INPUT128TOKENS
TRANSFORMER STACKONNX COMPUTE GRAPHfrontend → duration/acoustic model → vocoder
Graph Residuals
++
OUTPUT10SECONDS
wraps every repeated block
COMPACT ACOUSTIC NET · EDGE DEPLOYMENT关键贡献是把完整 TTS 链路压到几十 MB,而非提出新的大模型 attention。
Duration + Prosody时长、音高与声学特征在小型图中完成。
PARAMS15Mapprox
FORMATONNXINT8
VOICES8preset
AUDIO24kHzwaveform
DEVICECPUno GPU
LAYERSN/Anot declared