Gemini 3.1 Flash TTS

サードパーティ
ゼロデータ保持

モデル情報
ゼロデータ保持	はい
料金	Cloudflare ダッシュボードで料金を見る ↗

使い方

const response = await env.AI.run(
  'google/gemini-3.1-flash-tts',
  { text: 'Hello, welcome to Cloudflare AI Gateway!' },
)
console.log(response)

curl https://api.cloudflare.com/client/v4/accounts/$CLOUDFLARE_ACCOUNT_ID/ai/run \
  --header "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
  --header "Content-Type: application/json" \
  --data '{
  "model": "google/gemini-3.1-flash-tts",
  "input": {
    "text": "Hello, welcome to Cloudflare AI Gateway!"
  }
}'

{
  "audio": "data:audio/l16;base64,...",
  "gatewayMetadata": {
    "keySource": "Unified"
  }
}

例

カスタム音声 — 特定の音声で発話を生成します

const response = await env.AI.run(
  'google/gemini-3.1-flash-tts',
  { text: 'The quick brown fox jumps over the lazy dog.', voice: 'Puck' },
)
console.log(response)

curl https://api.cloudflare.com/client/v4/accounts/$CLOUDFLARE_ACCOUNT_ID/ai/run \
  --header "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
  --header "Content-Type: application/json" \
  --data '{
  "model": "google/gemini-3.1-flash-tts",
  "input": {
    "text": "The quick brown fox jumps over the lazy dog.",
    "voice": "Puck"
  }
}'

{
  "audio": "data:audio/l16;base64,...",
  "gatewayMetadata": {
    "keySource": "Unified"
  }
}

長めのテキスト — 長めのテキストを音声に変換します

const response = await env.AI.run(
  'google/gemini-3.1-flash-tts',
  {
    text: 'Artificial intelligence has transformed the way we interact with technology. From voice assistants to autonomous vehicles, AI is reshaping our daily lives and creating new possibilities for innovation.',
    voice: 'Charon',
  },
)
console.log(response)

curl https://api.cloudflare.com/client/v4/accounts/$CLOUDFLARE_ACCOUNT_ID/ai/run \
  --header "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
  --header "Content-Type: application/json" \
  --data '{
  "model": "google/gemini-3.1-flash-tts",
  "input": {
    "text": "Artificial intelligence has transformed the way we interact with technology. From voice assistants to autonomous vehicles, AI is reshaping our daily lives and creating new possibilities for innovation.",
    "voice": "Charon"
  }
}'

{
  "audio": "data:audio/l16;base64,...",
  "gatewayMetadata": {
    "keySource": "Unified"
  }
}

語り口の音声 — 語り口の音声スタイルで発話を生成します

const response = await env.AI.run(
  'google/gemini-3.1-flash-tts',
  {
    text: 'Once upon a time, in a kingdom far away, there lived a brave knight who sought to protect the realm from all dangers.',
    voice: 'Kore',
  },
)
console.log(response)

curl https://api.cloudflare.com/client/v4/accounts/$CLOUDFLARE_ACCOUNT_ID/ai/run \
  --header "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
  --header "Content-Type: application/json" \
  --data '{
  "model": "google/gemini-3.1-flash-tts",
  "input": {
    "text": "Once upon a time, in a kingdom far away, there lived a brave knight who sought to protect the realm from all dangers.",
    "voice": "Kore"
  }
}'

{
  "audio": "data:audio/l16;base64,...",
  "gatewayMetadata": {
    "keySource": "Unified"
  }
}

パラメーター

text

string必須maxLength: 10000音声に変換するテキストです。最大 10,000 文字です。

voice

stringenum: Zephyr, Puck, Charon, Kore, Fenrir, Leda, Orus, Aoede, Callirrhoe, Autonoe, Enceladus, Iapetus, Umbriel, Algieba, Despina, Erinome, Algenib, Rasalgethi, Laomedeia, Achernar, Alnilam, Schedar, Gacrux, Pulcherrima, Achird, Zubenelgenubi, Vindemiatrix, Sadachbia, Sadaltager, Sulafat音声合成に使う voice です

temperature

numberminimum: 0maximum: 2生成のランダムさを制御します（0〜2）

topP

numberminimum: 0maximum: 1Nucleus sampling のしきい値です（0〜1）。累積確率が `topP` までのトークンを候補にします

topK

integerexclusiveMinimum: 0maximum: 9007199254740991上位 K 個のトークンからのみサンプリングします。K が小さいほど焦点が絞られ、大きいほど多様になります

maxOutputTokens

integerexclusiveMinimum: 0maximum: 9007199254740991生成するトークンの最大数です

▶stopSequences[]

arrayモデルがこれ以上トークンを生成しなくなるシーケンスです

audio

stringBase64 エンコードした音声データです（WAV 形式）

API スキーマ（Raw）

Input

Output