FunAudioLLM-CosyVoice-300M

Brief: Convert text to speech using the FunAudioLLM-CosyVoice-300M model.

---

Overview

• Method: POST
• Path: /v1/audio/speech
• Content-Type: application/json

Authentication

• Header: Authorization: Bearer <token>
• Optional Header: Accept: */*

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Request Body Parameters

Parameter	Type	Required	Description
model	string	Yes	Model name, set to FunAudioLLM-CosyVoice-300M
input	string	Yes	Text to convert into speech
voice	string	Yes	Voice style, such as alloy, echo, fable, onyx, nova, shimmer
extra_body	object	No	Additional settings object for custom voice parameters
extra_body.voice_url	string	No	Custom voice file URL, for example https://example.com/path/to/voice.pt

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curl Example

curl -X POST "https://api.gpt.ge/v1/audio/speech" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-xxxx" \
  -H "Accept: */*" \
  -d '{
    "model": "FunAudioLLM-CosyVoice-300M",
    "input": "Hello, I am the v3 TTS assistant. Thank you for using our API service!",
    "voice": "alloy",
    "extra_body": {
      "voice_url": "https://example.com/path/to/voice.pt"
    }
  }'

JavaScript (fetch) Example

fetch('https://api.gpt.ge/v1/audio/speech', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'Authorization': 'Bearer sk-xxxx',
    'Accept': '*/*'
  },
  body: JSON.stringify({
    model: 'FunAudioLLM-CosyVoice-300M',
    input: 'Hello, I am the v3 TTS assistant. Thank you for using our API service!',
    voice: 'alloy',
    extra_body: {
      voice_url: 'https://example.com/path/to/voice.pt'
    }
  })
}).then(r => r.blob()).then(console.log);

Python (requests) Example

import requests

response = requests.post(
    'https://api.gpt.ge/v1/audio/speech',
    headers={
        'Content-Type': 'application/json',
        'Authorization': 'Bearer sk-xxxx',
        'Accept': '*/*'
    },
    json={
        'model': 'FunAudioLLM-CosyVoice-300M',
        'input': 'Hello, I am the v3 TTS assistant. Thank you for using our API service!',
        'voice': 'alloy',
        'extra_body': {
            'voice_url': 'https://example.com/path/to/voice.pt'
        }
    }
)
print(response.status_code)
print(response.content[:20])

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Response Example (200)

<binary audio data returned directly, such as MP3 or WAV file content>

Note: The response usually returns the audio file content directly in the selected audio format.