{
  "schema_version": 1,
  "family": "sanotts",
  "display_name": "sanoTTS Nano",
  "description": "Very small multilingual text-to-speech across fourteen languages. Two graphs: the nano lineage (duration student, contextual acoustic student to mel-100, noise-fed ConvNeXt-1D decoder with an iSTFT head; voices heart 2.27M and heart-nano 294k, English, 24 kHz) and the deterministic piperlite lineage (duration student, acoustic student to a 192-channel latent, optionally through a calibration adapter, then a 3-stage ConvTranspose1d decoder with dilated residual banks; voices amy, hfc and kristin for English, vi, id, cs, de, es, fr, it, pt, ro, ru, tr, ne and hi at 1.1-1.8M parameters, 22.05 kHz). Uses an external eSpeak-ng phonemizer.",
  "category": "tts",
  "status": "community",
  "tasks": [
    "tts"
  ],
  "modes": [
    "offline"
  ],
  "languages": [
    "en",
    "vi",
    "id",
    "cs",
    "de",
    "es",
    "fr",
    "it",
    "pt",
    "ro",
    "ru",
    "tr",
    "ne",
    "hi"
  ],
  "runtime": {
    "tags": [
      "gguf"
    ]
  },
  "capabilities": {
    "tts": [
      "long_form"
    ]
  },
  "options": {
    "request": [
      {
        "name": "speed",
        "type": "float",
        "description": "Speech speed multiplier; larger is faster. Its reciprocal scales the voice's tuned length scale before the per-token clamp.",
        "required": false,
        "min": 0.5,
        "max": 2.0,
        "default": 1.0
      },
      {
        "name": "seed",
        "type": "int",
        "description": "Decoder noise seed. The decoder is noise-fed, so a given seed picks one of many valid renderings; 0 derives it from the text as sha256(text)[:8], which is what the reference implementations do. Piperlite voices are deterministic and ignore the seed.",
        "required": false,
        "min": 0,
        "default": 0
      },
      {
        "name": "text_chunk_mode",
        "type": "enum",
        "description": "Long-form text chunking mode.",
        "values": [
          "word_budget"
        ],
        "required": false,
        "default": "word_budget"
      },
      {
        "name": "text_chunk_size",
        "type": "int",
        "description": "Maximum Unicode codepoints per long-form text chunk; default 280.",
        "required": false,
        "min": 1,
        "default": 280
      }
    ],
    "session": [
      {
        "name": "espeak_library_path",
        "type": "path",
        "description": "Optional explicit path to the eSpeak-ng shared library.",
        "required": false
      },
      {
        "name": "espeak_data_path",
        "type": "path",
        "description": "Optional explicit path to the directory containing espeak-ng-data.",
        "required": false
      },
      {
        "name": "exec_plan",
        "type": "string",
        "description": "JSON object of component execution plans. Component: decoder. Each plan accepts impl, backend, artifacts, and params. impl is default/ggml/neon; no artifacts or params are used. Default retains automatic NEON selection on supported Nano-lineage AArch64 CPU sessions. GGML supports the session backend; explicit NEON requires a Nano-lineage model, AArch64 NEON, and a CPU session.",
        "required": false,
        "default": "{}"
      }
    ],
    "load": []
  },
  "package_defaults": {
    "download": {
      "kind": "huggingface_snapshot",
      "repo": "ampixa/sanoTTS",
      "revision": "main",
      "gated": false
    }
  },
  "packages": [
    {
      "id": "sanotts_heart_nano_orig",
      "display_name": "sanoTTS heart-nano 294k FP32 GGUF",
      "default": true,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-heart-nano-GGUF",
      "files": [
        "gguf/heart-nano-f32.gguf",
        "gguf/config.json"
      ],
      "strip_prefix": "gguf"
    },
    {
      "id": "sanotts_heart_orig",
      "display_name": "sanoTTS heart 2.27M FP32 GGUF",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-heart-GGUF",
      "files": [
        "gguf/heart/heart-f32.gguf",
        "gguf/heart/config.json"
      ],
      "strip_prefix": "gguf/heart"
    },
    {
      "id": "sanotts_amy_orig",
      "display_name": "sanoTTS amy 1.46M FP32 GGUF (English, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-amy-GGUF",
      "files": [
        "gguf/amy/amy-f32.gguf",
        "gguf/amy/config.json"
      ],
      "strip_prefix": "gguf/amy"
    },
    {
      "id": "sanotts_hfc_orig",
      "display_name": "sanoTTS hfc 1.83M FP32 GGUF (English, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-hfc-GGUF",
      "files": [
        "gguf/hfc/hfc-f32.gguf",
        "gguf/hfc/config.json"
      ],
      "strip_prefix": "gguf/hfc"
    },
    {
      "id": "sanotts_kristin_orig",
      "display_name": "sanoTTS kristin 1.40M FP32 GGUF (English, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-kristin-GGUF",
      "files": [
        "gguf/kristin/kristin-f32.gguf",
        "gguf/kristin/config.json"
      ],
      "strip_prefix": "gguf/kristin"
    },
    {
      "id": "sanotts_vi_orig",
      "display_name": "sanoTTS vi 1.57M FP32 GGUF (Vietnamese, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-vi-GGUF",
      "files": [
        "gguf/vi/vi-f32.gguf",
        "gguf/vi/config.json"
      ],
      "strip_prefix": "gguf/vi"
    },
    {
      "id": "sanotts_id_orig",
      "display_name": "sanoTTS id 1.56M FP32 GGUF (Indonesian, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-id-GGUF",
      "files": [
        "gguf/id/id-f32.gguf",
        "gguf/id/config.json"
      ],
      "strip_prefix": "gguf/id"
    },
    {
      "id": "sanotts_cs_orig",
      "display_name": "sanoTTS cs 1.57M FP32 GGUF (Czech, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-cs-GGUF",
      "files": [
        "gguf/cs/cs-f32.gguf",
        "gguf/cs/config.json"
      ],
      "strip_prefix": "gguf/cs"
    },
    {
      "id": "sanotts_de_orig",
      "display_name": "sanoTTS de 1.57M FP32 GGUF (German, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-de-GGUF",
      "files": [
        "gguf/de/de-f32.gguf",
        "gguf/de/config.json"
      ],
      "strip_prefix": "gguf/de"
    },
    {
      "id": "sanotts_es_orig",
      "display_name": "sanoTTS es 1.56M FP32 GGUF (Spanish, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-es-GGUF",
      "files": [
        "gguf/es/es-f32.gguf",
        "gguf/es/config.json"
      ],
      "strip_prefix": "gguf/es"
    },
    {
      "id": "sanotts_fr_orig",
      "display_name": "sanoTTS fr 1.57M FP32 GGUF (French, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-fr-GGUF",
      "files": [
        "gguf/fr/fr-f32.gguf",
        "gguf/fr/config.json"
      ],
      "strip_prefix": "gguf/fr"
    },
    {
      "id": "sanotts_it_orig",
      "display_name": "sanoTTS it 1.57M FP32 GGUF (Italian, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-it-GGUF",
      "files": [
        "gguf/it/it-f32.gguf",
        "gguf/it/config.json"
      ],
      "strip_prefix": "gguf/it"
    },
    {
      "id": "sanotts_pt_orig",
      "display_name": "sanoTTS pt 1.57M FP32 GGUF (Portuguese (Brazil), piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-pt-GGUF",
      "files": [
        "gguf/pt/pt-f32.gguf",
        "gguf/pt/config.json"
      ],
      "strip_prefix": "gguf/pt"
    },
    {
      "id": "sanotts_ro_orig",
      "display_name": "sanoTTS ro 1.57M FP32 GGUF (Romanian, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-ro-GGUF",
      "files": [
        "gguf/ro/ro-f32.gguf",
        "gguf/ro/config.json"
      ],
      "strip_prefix": "gguf/ro"
    },
    {
      "id": "sanotts_ru_orig",
      "display_name": "sanoTTS ru 1.57M FP32 GGUF (Russian, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-ru-GGUF",
      "files": [
        "gguf/ru/ru-f32.gguf",
        "gguf/ru/config.json"
      ],
      "strip_prefix": "gguf/ru"
    },
    {
      "id": "sanotts_tr_orig",
      "display_name": "sanoTTS tr 1.56M FP32 GGUF (Turkish, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-tr-GGUF",
      "files": [
        "gguf/tr/tr-f32.gguf",
        "gguf/tr/config.json"
      ],
      "strip_prefix": "gguf/tr"
    },
    {
      "id": "sanotts_ne_orig",
      "display_name": "sanoTTS ne 1.47M FP32 GGUF (Nepali, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-ne-GGUF",
      "files": [
        "gguf/ne/ne-f32.gguf",
        "gguf/ne/config.json"
      ],
      "strip_prefix": "gguf/ne"
    },
    {
      "id": "sanotts_hi_orig",
      "display_name": "sanoTTS hi 1.50M FP32 GGUF (Hindi, piperlite)",
      "default": false,
      "format": "gguf",
      "precision": "orig",
      "target_directory": "sanoTTS-hi-GGUF",
      "files": [
        "gguf/hi/hi-f32.gguf",
        "gguf/hi/config.json"
      ],
      "strip_prefix": "gguf/hi"
    }
  ],
  "dependencies": [],
  "ui": {
    "recommended_package": "sanotts_heart_nano_orig",
    "tags": [
      "TTS",
      "GGUF"
    ],
    "docs": [
      "docs/tts.md",
      "docs/models/sanotts.md",
      "docs/gguf.md"
    ]
  },
  "sources": [
    {
      "format": "gguf",
      "roots": {
        "model": ".",
        "weights": "$gguf"
      },
      "files": {
        "config": "model:config.json"
      },
      "tensors": {
        "weights": "weights:"
      }
    }
  ]
}