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curl --request POST \
  --url https://users.rime.ai/v1/rime-tts \
  --header 'Accept: application/json' \
  --header 'Authorization: Bearer YOUR_API_KEY' \
  --header 'Content-Type: application/json' \
  --output output.json \
  --fail \
  --data '{
  "text": "Hello from Rime!",
  "modelId": "mistv3",
  "speaker": "cove",
  "lang": "eng",
  "audioFormat": "mp3",
  "speedAlpha": 1.0
}'

​
Fixed Parameters

​
audioFormat
mp3
required

​
Variable Parameters

​
speaker
string
required
Must be one of the voices listed in our documentation.
​
text
string
required
The text you’d like spoken. Character limit per request is 500 via the API and 1,000 in the dashboard UI.
​
modelId
string
default:"mistv3"
Set to mistv3.
​
lang
string
default:"eng"
If provided, the language must match the language spoken by the provided speaker. This can be checked in our voices documentation.
​
pauseBetweenBrackets
bool
default:"false"
When set to true, adds pauses between words enclosed in angle brackets. The number inside the brackets specifies the pause duration in milliseconds. Example: Hi. <200> I'd love to have a conversation with you. adds a 200ms pause. Learn more about custom pauses.
​
phonemizeBetweenBrackets
bool
default:"false"
When set to true, you can specify the phonemes for a word enclosed in curly brackets. Example: {h'El.o} World will pronounce “Hello” as expected. Learn more about custom pronunciation.
​
samplingRate
int
The value, if provided, must be between 4000 and 44100. Default: 22050
​
inlineSpeedAlpha
string
Comma-separated list of speed values applied to words in square brackets. Values > 1.0 speed up speech, < 1.0 slow it down. Example: “This is [slow] and [fast]”, use “0.5, 3” to make “slow” slower and “fast” faster.
​
speedAlpha
float
default:"1.0"
Adjusts the speed of speech. Higher than 1.0 is faster and lower than 1.0 is slower.
curl --request POST \
  --url https://users.rime.ai/v1/rime-tts \
  --header 'Accept: application/json' \
  --header 'Authorization: Bearer YOUR_API_KEY' \
  --header 'Content-Type: application/json' \
  --output output.json \
  --fail \
  --data '{
  "text": "Hello from Rime!",
  "modelId": "mistv3",
  "speaker": "cove",
  "lang": "eng",
  "audioFormat": "mp3",
  "speedAlpha": 1.0
}'