Documentation Index
Fetch the complete documentation index at: https://docs.crazyrouter.com/llms.txt
Use this file to discover all available pages before exploring further.
Text-to-Speech (TTS)
Convert text to natural speech, compatible with the OpenAI TTS API format.
Request Parameters
| Parameter | Type | Required | Description |
|---|
model | string | Yes | Model name: tts-1, tts-1, tts-1-hd-1106 |
input | string | Yes | Text to convert, max 4096 characters |
voice | string | Yes | Voice character |
response_format | string | No | Output format: mp3 (default), opus, aac, flac, wav, pcm |
speed | number | No | Speed, 0.25-4.0, default 1.0 |
Available Voices
| Voice | Characteristics |
|---|
alloy | Neutral, balanced |
echo | Male, steady |
fable | Male, warm |
onyx | Male, deep |
nova | Female, lively |
shimmer | Female, soft |
Request Examples
curl -X POST https://crazyrouter.com/v1/audio/speech \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{
"model": "tts-1",
"input": "Hello, welcome to the Crazyrouter API. What a beautiful day!",
"voice": "nova",
"response_format": "mp3",
"speed": 1.0
}' \
--output speech.mp3
Model Comparison
| Model | Quality | Latency | Description |
|---|
tts-1 | Standard | Low | Suitable for real-time scenarios |
tts-1-hd-1106 | HD | Medium | More natural speech |
tts-1 | Highest | Medium | Latest model, supports more languages and emotions |
tts-1 supports multiple languages and automatically detects the input text language to use the corresponding pronunciation.
The response is a binary audio stream, not JSON. Use --output or stream-write to a file.
