config.json

{
  "hiftnet_config": {
    "audio_limit": 0.99,
    "base_channels": 512,
    "f0_predictor_cond_channels": 512,
    "f0_predictor_in_channels": 80,
    "hidden_size": 512,
    "in_channels": 80,
    "istft_hop_len": 4,
    "istft_n_fft": 16,
    "lrelu_slope": 0.1,
    "model_type": "hiftnet",
    "nb_harmonics": 8,
    "nsf_alpha": 0.1,
    "nsf_sigma": 0.003,
    "nsf_voiced_threshold": 10.0,
    "resblock_dilation_sizes": [
      [
        1,
        3,
        5
      ],
      [
        1,
        3,
        5
      ],
      [
        1,
        3,
        5
      ]
    ],
    "resblock_kernel_sizes": [
      3,
      7,
      11
    ],
    "sampling_rate": 22050,
    "source_resblock_dilation_sizes": [
      [
        1,
        3,
        5
      ],
      [
        1,
        3,
        5
      ]
    ],
    "source_resblock_kernel_sizes": [
      7,
      11
    ],
    "upsample_kernel_sizes": [
      16,
      16
    ],
    "upsample_rates": [
      8,
      8
    ]
  },
  "is_multilingual": false,
  "model_type": "chatterbox",
  "s3gen_config": {
    "cfm_inference_cfg_rate": 0.7,
    "cfm_sigma_min": 1e-06,
    "cfm_solver": "euler",
    "cfm_t_scheduler": "cosine",
    "decoder_act_fn": "gelu",
    "decoder_attention_head_dim": 64,
    "decoder_channels": [
      256
    ],
    "decoder_in_channels": 320,
    "decoder_n_blocks": 4,
    "decoder_num_heads": 8,
    "decoder_num_mid_blocks": 12,
    "decoder_out_channels": 80,
    "encoder_attention_heads": 8,
    "encoder_dropout_rate": 0.1,
    "encoder_linear_units": 2048,
    "encoder_num_blocks": 6,
    "encoder_output_size": 512,
    "fmax": 8000,
    "fmin": 0,
    "hop_length": 480,
    "input_frame_rate": 25,
    "mel_bins": 80,
    "model_type": "s3gen",
    "n_fft": 1920,
    "pre_lookahead_len": 3,
    "sampling_rate": 24000,
    "speaker_embed_dim": 192,
    "speaker_feat_dim": 80,
    "token_embed_dim": 512,
    "token_mel_ratio": 2,
    "vocab_size": 6561,
    "win_size": 1920
  },
  "t3_config": {
    "alignment_layer_idx": 9,
    "emotion_adv": true,
    "encoder_type": "voice_encoder",
    "hidden_size": 1024,
    "input_pos_emb": "learned",
    "llama_config_dict": {
      "attention_bias": false,
      "attention_dropout": 0.0,
      "attn_implementation": "sdpa",
      "head_dim": 64,
      "hidden_act": "silu",
      "hidden_size": 1024,
      "initializer_range": 0.02,
      "intermediate_size": 4096,
      "max_position_embeddings": 131072,
      "mlp_bias": false,
      "model_type": "llama",
      "num_attention_heads": 16,
      "num_hidden_layers": 30,
      "num_key_value_heads": 16,
      "pretraining_tp": 1,
      "rms_norm_eps": 1e-05,
      "rope_scaling": {
        "factor": 8.0,
        "high_freq_factor": 4.0,
        "low_freq_factor": 1.0,
        "original_max_position_embeddings": 8192,
        "rope_type": "llama3"
      },
      "rope_theta": 500000.0,
      "tie_word_embeddings": false,
      "torch_dtype": "bfloat16",
      "use_cache": true,
      "vocab_size": 8
    },
    "llama_config_name": "Llama_520M",
    "max_speech_tokens": 4096,
    "max_text_tokens": 2048,
    "model_type": "t3",
    "perceiver_latent_dim": 1024,
    "perceiver_num_heads": 4,
    "perceiver_num_latents": 32,
    "speaker_embed_size": 256,
    "speech_cond_prompt_len": 150,
    "speech_tokens_dict_size": 8194,
    "start_speech_token": 6561,
    "start_text_token": 255,
    "stop_speech_token": 6562,
    "stop_text_token": 0,
    "text_tokens_dict_size": 704,
    "use_alignment_analyzer": false,
    "use_perceiver_resampler": true
  },
  "transformers_version": "5.0.0.dev0"
}