{
  "model": "inworld-tts-2-flash",
  "service": "Inworld TTS Playground",
  "sourceUrl": "https://docs.inworld.ai/models",
  "generatedLocally": false,
  "generationDate": "2026-10-10",
  "format": "Native provider MP3",
  "funding": "Free evaluation credits on tested On-Demand account. No paid purchase, auto-reload, API key or local model.",
  "freeBalanceBeforeDisplayedUsd": 1,
  "freeBalanceAfterDisplayedUsd": 0.98,
  "autoReload": false,
  "grantExpiresOnObserved": "2027-10-11",
  "usageCharacters": 844,
  "usageEstimateDisplayedUsd": 0.01,
  "publishedRateUsdPerMillionCharacters": 15,
  "arithmeticEstimateUsd": 0.01266,
  "costPrecisionNote": "Usage and remaining balance are rounded displays; neither establishes the exact charge.",
  "license": "On-Demand lists a commercial license; original output may be downloaded and used outside the service subject to general/voice terms and AUP. This does not license provider demos or other people's voices.",
  "accessEvidence": "On October 10, 2026 our signed-in On-Demand account showed $1.00 Free credits, expiring October 11, 2027, with auto-reload off. Six successful Flash requests totalled 844 characters. Usage displayed a rounded $0.01 estimate; Free balance displayed $0.98 afterward. No recurring grant or universal eligibility is inferred.",
  "samples": [
    {
      "id": "greenhouse-key",
      "title": "The greenhouse key",
      "description": "Original English scene. Compare the complete recording with its transcript; pronunciation and accent have not been independently rated.",
      "text": "The greenhouse clock stopped at sunrise. Between the tomato vines, I found a tiny brass key and a note: open the blue drawer when the first flower blooms.",
      "language": "English",
      "voice": "Sarah",
      "voiceLabel": "Sarah · English",
      "model": "inworld-tts-2-flash",
      "speed": 1,
      "settingsLabel": "Standard · Delivery 1",
      "generatedAt": "2026-10-10",
      "sampleRateHz": 48000,
      "channels": 1,
      "durationSeconds": 8.808,
      "mp3Url": "/tool-media/inworld-audio/audio/inworld-tts2-flash-sarah-en-20261010.mp3",
      "mp3Bytes": 140928,
      "mp3Sha256": "7ced50ebab7ae2a3251c9577aa0d993b9f263fb02b358d39fff0cba764930900",
      "attempts": 1
    },
    {
      "id": "hillside-tram",
      "title": "El tranvía de la colina",
      "description": "Original Spanish scene. Compare the complete recording with its transcript; pronunciation and accent have not been independently rated.",
      "text": "El tranvía subió despacio por la colina. Desde la última ventana vimos los tejados rojos y el mar. Una niña señaló el faro justo cuando se encendió su luz.",
      "language": "Spanish",
      "voice": "Mateo",
      "voiceLabel": "Mateo · Spanish",
      "model": "inworld-tts-2-flash",
      "speed": 1,
      "settingsLabel": "Standard · Delivery 1",
      "generatedAt": "2026-10-10",
      "sampleRateHz": 48000,
      "channels": 1,
      "durationSeconds": 8.832,
      "mp3Url": "/tool-media/inworld-audio/audio/inworld-tts2-flash-mateo-es-20261010.mp3",
      "mp3Bytes": 141312,
      "mp3Sha256": "b1924a834d8ca9d50b0d559671b5476ac660cdcce31e97060ca8adfe99f576d3",
      "attempts": 1
    },
    {
      "id": "bakery-morning",
      "title": "La boulangerie du matin",
      "description": "Original French scene. Compare the complete recording with its transcript; pronunciation and accent have not been independently rated.",
      "text": "À six heures, la petite boulangerie ouvre ses volets. Le pain chaud attend sur une étagère en bois. Dehors, un cycliste s'arrête pour acheter son premier croissant.",
      "language": "French",
      "voice": "Hélène",
      "voiceLabel": "Hélène · French",
      "model": "inworld-tts-2-flash",
      "speed": 1,
      "settingsLabel": "Standard · Delivery 1",
      "generatedAt": "2026-10-10",
      "sampleRateHz": 48000,
      "channels": 1,
      "durationSeconds": 10.272,
      "mp3Url": "/tool-media/inworld-audio/audio/inworld-tts2-flash-helene-fr-20261010.mp3",
      "mp3Bytes": 164352,
      "mp3Sha256": "ff02aa9f93e19495c9d8e3c8d0095efc08d623c9d36b9e2b1b19cb6360ef4232",
      "attempts": 1
    },
    {
      "id": "station-umbrella",
      "title": "駅の赤い傘",
      "description": "Original Japanese scene. Compare the complete recording with its transcript; pronunciation and accent have not been independently rated.",
      "text": "駅のベンチに赤い傘が一本ありました。持ち主を待ちながら、私は遠くの電車の音を聞いていました。やがて、小さな男の子がお母さんと一緒に戻ってきました。",
      "language": "Japanese",
      "voice": "Haruto",
      "voiceLabel": "Haruto · Japanese",
      "model": "inworld-tts-2-flash",
      "speed": 1,
      "settingsLabel": "Standard · Delivery 1",
      "generatedAt": "2026-10-10",
      "sampleRateHz": 48000,
      "channels": 1,
      "durationSeconds": 14.016,
      "mp3Url": "/tool-media/inworld-audio/audio/inworld-tts2-flash-haruto-ja-20261010.mp3",
      "mp3Bytes": 224256,
      "mp3Sha256": "608a9b93a7e5bbb86bc1de6d49f3a7f44537c55bb1b60e6fcc03ab3a3b6cfc1f",
      "attempts": 1
    },
    {
      "id": "paper-boat",
      "title": "कागज़ की नाव",
      "description": "Original Hindi scene. Compare the complete recording with its transcript; pronunciation and accent have not been independently rated.",
      "text": "बारिश रुकते ही हमने कागज़ की एक छोटी नाव बनाई। उसे आँगन में बहते पानी पर रखा। नाव धीरे-धीरे आगे बढ़ी, और हम हँसते हुए उसके पीछे चलने लगे।",
      "language": "Hindi",
      "voice": "Aanya",
      "voiceLabel": "Aanya · Hindi",
      "model": "inworld-tts-2-flash",
      "speed": 1,
      "settingsLabel": "Standard · Delivery 1",
      "generatedAt": "2026-10-10",
      "sampleRateHz": 48000,
      "channels": 1,
      "durationSeconds": 9.456,
      "mp3Url": "/tool-media/inworld-audio/audio/inworld-tts2-flash-aanya-hi-20261010.mp3",
      "mp3Bytes": 151296,
      "mp3Sha256": "b0af24af0e8ee0f4fb5e8cae30b7a94f06fa62eb8d111e5f3ebf58a432144bad",
      "attempts": 1
    },
    {
      "id": "evening-library",
      "title": "O mapa da biblioteca",
      "description": "Original Portuguese scene. Compare the complete recording with its transcript; pronunciation and accent have not been independently rated.",
      "text": "A biblioteca ficou silenciosa quando a chuva começou. Na mesa perto da janela, encontrei um mapa dobrado dentro de um livro. O caminho terminava num jardim azul.",
      "language": "Portuguese",
      "voice": "Murilo",
      "voiceLabel": "Murilo · Portuguese",
      "model": "inworld-tts-2-flash",
      "speed": 1,
      "settingsLabel": "Standard · Delivery 1",
      "generatedAt": "2026-10-10",
      "sampleRateHz": 48000,
      "channels": 1,
      "durationSeconds": 9.48,
      "mp3Url": "/tool-media/inworld-audio/audio/inworld-tts2-flash-murilo-pt-20261010.mp3",
      "mp3Bytes": 151680,
      "mp3Sha256": "3fecb79d7f2703835475c3fe4dbc89584bdfc1001f08d12c91ecc2a87d2b6a1d",
      "attempts": 1
    }
  ]
}