MiniMax Speech 2.8 Turbo

Model ID

Use with the Workers AI binding, the AI Gateway REST API, or the Unified API.

Calling the provider directly? Use the provider's model name instead, including with provider-native endpoints or the provider's own SDK. For example, Anthropic's name for anthropic/claude-opus-4.8 is claude-opus-4-8.

Third-party
Zero data retention

MiniMax Speech 2.8 Turbo turns text into natural, expressive speech with voice cloning, emotion control, and 40+ language support at faster speeds.

Model Info
Terms and License	link ↗
More information	link ↗
Zero data retention	Yes
Pricing	Per character$0.00006

Usage

const response = await env.AI.run(
  'minimax/speech-2.8-turbo',
  {
    format: 'mp3',
    pitch: 0,
    speed: 1,
    text: 'Hello! Welcome to Cloudflare AI Gateway. Let me show you what we can do.',
    voice_id: 'English_expressive_narrator',
    volume: 1,
  },
)
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": "minimax/speech-2.8-turbo",
  "input": {
    "format": "mp3",
    "pitch": 0,
    "speed": 1,
    "text": "Hello! Welcome to Cloudflare AI Gateway. Let me show you what we can do.",
    "voice_id": "English_expressive_narrator",
    "volume": 1
  }
}'

{
  "gatewayMetadata": {
    "keySource": "Unified"
  },
  "result": {
    "audio": "https://pub-04a6d208d361438ea01b797e6973bd19.r2.dev/catalog/minimax__speech-2.8-turbo/simple-speech.mp3"
  },
  "state": "Completed"
}

Examples

Fast Narration — Speed up narration for quick playback

const response = await env.AI.run(
  'minimax/speech-2.8-turbo',
  {
    format: 'mp3',
    pitch: 0,
    speed: 1.5,
    text: 'This is a fast-paced summary of the key findings from the quarterly report. Revenue is up fifteen percent and user growth exceeded expectations.',
    voice_id: 'English_expressive_narrator',
    volume: 1,
  },
)
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": "minimax/speech-2.8-turbo",
  "input": {
    "format": "mp3",
    "pitch": 0,
    "speed": 1.5,
    "text": "This is a fast-paced summary of the key findings from the quarterly report. Revenue is up fifteen percent and user growth exceeded expectations.",
    "voice_id": "English_expressive_narrator",
    "volume": 1
  }
}'

{
  "gatewayMetadata": {
    "keySource": "Unified"
  },
  "result": {
    "audio": "https://pub-04a6d208d361438ea01b797e6973bd19.r2.dev/catalog/minimax__speech-2.8-turbo/fast-narration.mp3"
  },
  "state": "Completed"
}

Calm Tone — Calm and steady speech for meditation or relaxation

const response = await env.AI.run(
  'minimax/speech-2.8-turbo',
  {
    emotion: 'calm',
    format: 'mp3',
    pitch: 0,
    speed: 0.8,
    text: 'Take a deep breath in. Hold it for a moment. Now slowly exhale. Let your shoulders relax and release any tension.',
    voice_id: 'English_expressive_narrator',
    volume: 1,
  },
)
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": "minimax/speech-2.8-turbo",
  "input": {
    "emotion": "calm",
    "format": "mp3",
    "pitch": 0,
    "speed": 0.8,
    "text": "Take a deep breath in. Hold it for a moment. Now slowly exhale. Let your shoulders relax and release any tension.",
    "voice_id": "English_expressive_narrator",
    "volume": 1
  }
}'

{
  "gatewayMetadata": {
    "keySource": "Unified"
  },
  "result": {
    "audio": "https://pub-04a6d208d361438ea01b797e6973bd19.r2.dev/catalog/minimax__speech-2.8-turbo/calm-tone.mp3"
  },
  "state": "Completed"
}

Adjusted Pitch — Lower the pitch for a deeper voice

const response = await env.AI.run(
  'minimax/speech-2.8-turbo',
  {
    format: 'mp3',
    pitch: -6,
    speed: 1,
    text: 'Good evening. Tonight we explore the mysteries of the deep ocean and the creatures that live in total darkness.',
    voice_id: 'English_expressive_narrator',
    volume: 1,
  },
)
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": "minimax/speech-2.8-turbo",
  "input": {
    "format": "mp3",
    "pitch": -6,
    "speed": 1,
    "text": "Good evening. Tonight we explore the mysteries of the deep ocean and the creatures that live in total darkness.",
    "voice_id": "English_expressive_narrator",
    "volume": 1
  }
}'

{
  "gatewayMetadata": {
    "keySource": "Unified"
  },
  "result": {
    "audio": "https://pub-04a6d208d361438ea01b797e6973bd19.r2.dev/catalog/minimax__speech-2.8-turbo/adjusted-pitch.mp3"
  },
  "state": "Completed"
}

Parameters

text

stringrequiredmaxLength: 10000The text to convert to speech. Maximum 10,000 characters.

voice_id

stringrequireddefault: English_expressive_narratorThe voice ID to use for synthesis

speed

numberrequireddefault: 1minimum: 0.5maximum: 2Speech speed (0.5 to 2)

volume

numberrequireddefault: 1minimum: 0maximum: 10Speech volume (0 to 10)

pitch

integerrequireddefault: 0minimum: -12maximum: 12Pitch adjustment (-12 to 12)

emotion

stringenum: happy, sad, angry, fearful, disgusted, surprised, calm, fluentEmotion control for synthesized speech

format

stringrequireddefault: mp3enum: mp3, flac, wavOutput audio format

▶sample_rate

one of

audio

stringURL to the generated audio file

API Schemas (Raw)

Input

Output