Text-to-Speech
LiteRT
LiteRT
tts
voice-cloning
voice-design
diffusion
on-device
soniqo
speech-cloud
speech-core
Instructions to use soniqo/VoxCPM2-LiteRT-INT8 with libraries, inference providers, notebooks, and local apps. Follow these links to get started.
- Libraries
- LiteRT
How to use soniqo/VoxCPM2-LiteRT-INT8 with LiteRT:
# No code snippets available yet for this library. # To use this model, check the repository files and the library's documentation. # Want to help? PRs adding snippets are welcome at: # https://github.com/huggingface/huggingface.js
- Notebooks
- Google Colab
- Kaggle
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| "architecture": "voxcpm2", | |
| "lm_config": { | |
| "bos_token_id": 1, | |
| "eos_token_id": 2, | |
| "hidden_size": 2048, | |
| "intermediate_size": 6144, | |
| "max_position_embeddings": 32768, | |
| "num_attention_heads": 16, | |
| "num_hidden_layers": 28, | |
| "num_key_value_heads": 2, | |
| "rms_norm_eps": 1e-05, | |
| "rope_theta": 10000, | |
| "kv_channels": 128, | |
| "rope_scaling": { | |
| "type": "longrope", | |
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| "original_max_position_embeddings": 32768 | |
| }, | |
| "vocab_size": 73448, | |
| "use_mup": false, | |
| "scale_emb": 12, | |
| "dim_model_base": 256, | |
| "scale_depth": 1.4 | |
| }, | |
| "patch_size": 4, | |
| "feat_dim": 64, | |
| "scalar_quantization_latent_dim": 512, | |
| "scalar_quantization_scale": 9, | |
| "residual_lm_num_layers": 8, | |
| "residual_lm_no_rope": true, | |
| "encoder_config": { | |
| "hidden_dim": 1024, | |
| "ffn_dim": 4096, | |
| "num_heads": 16, | |
| "num_layers": 12, | |
| "kv_channels": 128 | |
| }, | |
| "dit_config": { | |
| "hidden_dim": 1024, | |
| "ffn_dim": 4096, | |
| "num_heads": 16, | |
| "num_layers": 12, | |
| "kv_channels": 128, | |
| "mean_mode": false, | |
| "cfm_config": { | |
| "sigma_min": 1e-06, | |
| "solver": "euler", | |
| "t_scheduler": "log-norm", | |
| "inference_cfg_rate": 2.0 | |
| } | |
| }, | |
| "audio_vae_config": { | |
| "encoder_dim": 128, | |
| "encoder_rates": [ | |
| 2, | |
| 5, | |
| 8, | |
| 8 | |
| ], | |
| "latent_dim": 64, | |
| "decoder_dim": 2048, | |
| "decoder_rates": [ | |
| 8, | |
| 6, | |
| 5, | |
| 2, | |
| 2, | |
| 2 | |
| ], | |
| "sr_bin_boundaries": [ | |
| 20000, | |
| 30000, | |
| 40000 | |
| ], | |
| "sample_rate": 16000, | |
| "out_sample_rate": 48000 | |
| }, | |
| "max_length": 8192, | |
| "device": "cuda", | |
| "dtype": "bfloat16", | |
| "model": "openbmb/VoxCPM2", | |
| "format": "litert", | |
| "variant": "int8", | |
| "sample_rate": 48000, | |
| "audio_conditioning_sample_rate": 16000, | |
| "text_tokenizer": "tokenizer.json", | |
| "max_text_tokens": 256, | |
| "max_generated_tokens": 2048, | |
| "default_inference_timesteps": 10, | |
| "default_cfg_value": 2.0, | |
| "files": { | |
| "text_prefill": "voxcpm2-text-prefill.tflite", | |
| "token_step": "voxcpm2-token-step.tflite", | |
| "audio_encoder": "voxcpm2-audio-encoder.tflite", | |
| "audio_decoder": "voxcpm2-audio-decoder.tflite" | |
| }, | |
| "export": { | |
| "source_repo": "openbmb/VoxCPM2", | |
| "voxcpm_src_required": true, | |
| "graph_variants": { | |
| "text_prefill": "int8", | |
| "token_step": "int8", | |
| "audio_encoder": "fp32", | |
| "audio_decoder": "fp32" | |
| }, | |
| "token_step_cache_contract": "[2, layers, batch, kv_heads, max_cache_length, head_dim]", | |
| "token_step_status": "experimental until litert_torch cache lowering is verified" | |
| }, | |
| "inputs": { | |
| "text_prefill": { | |
| "text_tokens": { | |
| "dtype": "int64", | |
| "rank": 2, | |
| "shape": [ | |
| 1, | |
| 256 | |
| ], | |
| "name": "serving_default_args_0" | |
| }, | |
| "text_mask": { | |
| "dtype": "float32", | |
| "rank": 2, | |
| "shape": [ | |
| 1, | |
| 256 | |
| ], | |
| "name": "serving_default_args_1" | |
| }, | |
| "audio_feats": { | |
| "dtype": "float32", | |
| "rank": 4, | |
| "shape": [ | |
| 1, | |
| 256, | |
| 4, | |
| 64 | |
| ], | |
| "name": "serving_default_args_2" | |
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| "audio_mask": { | |
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| 1, | |
| 256 | |
| ], | |
| "name": "serving_default_args_3" | |
| }, | |
| "context_length": { | |
| "dtype": "int64", | |
| "rank": 0, | |
| "shape": [], | |
| "name": "serving_default_args_4" | |
| } | |
| }, | |
| "token_step": { | |
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| "rank": 2, | |
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| 1, | |
| 2048 | |
| ], | |
| "name": "serving_default_args_0" | |
| }, | |
| "residual_hidden": { | |
| "dtype": "float32", | |
| "rank": 2, | |
| "shape": [ | |
| 1, | |
| 2048 | |
| ], | |
| "name": "serving_default_args_1" | |
| }, | |
| "prefix_feat_cond": { | |
| "dtype": "float32", | |
| "rank": 3, | |
| "shape": [ | |
| 1, | |
| 4, | |
| 64 | |
| ], | |
| "name": "serving_default_args_2" | |
| }, | |
| "base_cache": { | |
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| "rank": 6, | |
| "shape": [ | |
| 2, | |
| 28, | |
| 1, | |
| 2, | |
| 2304, | |
| 128 | |
| ], | |
| "name": "serving_default_args_3" | |
| }, | |
| "residual_cache": { | |
| "dtype": "float32", | |
| "rank": 6, | |
| "shape": [ | |
| 2, | |
| 8, | |
| 1, | |
| 2, | |
| 2304, | |
| 128 | |
| ], | |
| "name": "serving_default_args_4" | |
| }, | |
| "position_id": { | |
| "dtype": "int64", | |
| "rank": 0, | |
| "shape": [], | |
| "name": "serving_default_args_5" | |
| }, | |
| "noise": { | |
| "dtype": "float32", | |
| "rank": 3, | |
| "shape": [ | |
| 1, | |
| 64, | |
| 4 | |
| ], | |
| "name": "serving_default_args_6" | |
| } | |
| }, | |
| "audio_encoder": { | |
| "audio": { | |
| "dtype": "float32", | |
| "rank": 2, | |
| "shape": [ | |
| 1, | |
| 102400 | |
| ], | |
| "name": "serving_default_args_0" | |
| } | |
| }, | |
| "audio_decoder": { | |
| "latent": { | |
| "dtype": "float32", | |
| "rank": 3, | |
| "shape": [ | |
| 1, | |
| 64, | |
| 256 | |
| ], | |
| "name": "serving_default_args_0" | |
| } | |
| } | |
| }, | |
| "outputs": { | |
| "text_prefill": { | |
| "lm_hidden": { | |
| "dtype": "float32", | |
| "rank": 2, | |
| "shape": [ | |
| 1, | |
| 2048 | |
| ], | |
| "name": "serving_default_output_0_output" | |
| }, | |
| "residual_hidden": { | |
| "dtype": "float32", | |
| "rank": 2, | |
| "shape": [ | |
| 1, | |
| 2048 | |
| ], | |
| "name": "serving_default_output_1_output" | |
| }, | |
| "prefix_feat_cond": { | |
| "dtype": "float32", | |
| "rank": 3, | |
| "shape": [ | |
| 1, | |
| 4, | |
| 64 | |
| ], | |
| "name": "serving_default_output_2_output" | |
| }, | |
| "base_cache": { | |
| "dtype": "float32", | |
| "rank": 6, | |
| "shape": [ | |
| 2, | |
| 28, | |
| 1, | |
| 2, | |
| 256, | |
| 128 | |
| ], | |
| "name": "serving_default_output_3_output" | |
| }, | |
| "residual_cache": { | |
| "dtype": "float32", | |
| "rank": 6, | |
| "shape": [ | |
| 2, | |
| 8, | |
| 1, | |
| 2, | |
| 256, | |
| 128 | |
| ], | |
| "name": "serving_default_output_4_output" | |
| } | |
| }, | |
| "token_step": { | |
| "pred_feat": { | |
| "dtype": "float32", | |
| "rank": 3, | |
| "shape": [ | |
| 1, | |
| 4, | |
| 64 | |
| ], | |
| "name": "serving_default_output_0_output" | |
| }, | |
| "stop_logits": { | |
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| "rank": 2, | |
| "shape": [ | |
| 1, | |
| 2 | |
| ], | |
| "name": "serving_default_output_1_output" | |
| }, | |
| "next_lm_hidden": { | |
| "dtype": "float32", | |
| "rank": 2, | |
| "shape": [ | |
| 1, | |
| 2048 | |
| ], | |
| "name": "serving_default_output_2_output" | |
| }, | |
| "next_residual_hidden": { | |
| "dtype": "float32", | |
| "rank": 2, | |
| "shape": [ | |
| 1, | |
| 2048 | |
| ], | |
| "name": "serving_default_output_3_output" | |
| }, | |
| "base_cache": { | |
| "dtype": "float32", | |
| "rank": 6, | |
| "shape": [ | |
| 2, | |
| 28, | |
| 1, | |
| 2, | |
| 2304, | |
| 128 | |
| ], | |
| "name": "serving_default_output_4_output" | |
| }, | |
| "residual_cache": { | |
| "dtype": "float32", | |
| "rank": 6, | |
| "shape": [ | |
| 2, | |
| 8, | |
| 1, | |
| 2, | |
| 2304, | |
| 128 | |
| ], | |
| "name": "serving_default_output_5_output" | |
| } | |
| }, | |
| "audio_encoder": { | |
| "audio_feats": { | |
| "dtype": "float32", | |
| "rank": 4, | |
| "shape": [ | |
| 1, | |
| 40, | |
| 4, | |
| 64 | |
| ], | |
| "name": "serving_default_output_0_output" | |
| } | |
| }, | |
| "audio_decoder": { | |
| "pcm": { | |
| "dtype": "float32", | |
| "rank": 2, | |
| "shape": [ | |
| 1, | |
| 491520 | |
| ], | |
| "name": "serving_default_output_0_output" | |
| } | |
| } | |
| } | |
| } |