Синтез речи (Text to Speech)

curl -X POST https://api.nixai.ru/v1/audio/speech/generations \
  -H "Authorization: Bearer $NIXAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "eleven_v3",
    "input": "Привет! Это пример синтеза речи.",
    "voice": "CwhRBWXzGAHq8TQ4Fs17"
  }'
# → {"task_id": "3f2a1c9e-..."}

curl -X POST https://api.nixai.ru/v1/audio/fetch \
  -H "Authorization: Bearer $NIXAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"id": "3f2a1c9e-..."}'
# → {"task_id": "...", "status": "completed", "files": [{"url": "https://cdn.nixai.ru/cdn/....mp3", ...}]}

Authorization: Bearer <ваш API-ключ>

POST /v1/audio/speech/generations

{
  "model": "eleven_v3",
  "input": "Текст для озвучки.",
  "voice": "CwhRBWXzGAHq8TQ4Fs17",
  "voice_settings": {
    "stability": 0.5,
    "similarity_boost": 0.75,
    "style": 0.0,
    "use_speaker_boost": true
  },
  "language_code": "ru",
  "seed": 12345
}

{ "task_id": "3f2a1c9e-8b4d-4e1f-9c2a-7d6e5f4a3b2c" }

POST /v1/audio/fetch

{ "id": "3f2a1c9e-8b4d-4e1f-9c2a-7d6e5f4a3b2c" }

{
  "task_id": "3f2a1c9e-...",
  "status": "processing",
  "progress": 62,
  "files": [],
  "service_files": [],
  "data": null
}

{
  "task_id": "3f2a1c9e-...",
  "status": "completed",
  "progress": 100,
  "files": [
    {
      "kind": "result",
      "url": "https://cdn.nixai.ru/cdn/4a1b2c3d....mp3",
      "type": "audio/mpeg",
      "duration": 184.32,
      "bytes": 2948912
    }
  ],
  "service_files": [],
  "data": null,
  "credits": 3117
}

import time
import requests

API = "https://api.nixai.ru"
H = {"Authorization": f"Bearer {KEY}"}

task = requests.post(f"{API}/v1/audio/speech/generations", headers=H, json={
    "model": "eleven_v3",
    "input": "Текст для озвучки.",
    "voice": "CwhRBWXzGAHq8TQ4Fs17",
}).json()

while True:
    result = requests.post(f"{API}/v1/audio/fetch", headers=H,
                           json={"id": task["task_id"]}).json()
    if result["status"] != "processing":
        break
    time.sleep(2)

if result["status"] == "completed":
    audio = requests.get(result["files"][0]["url"]).content
    with open("result.mp3", "wb") as file:
        file.write(audio)
else:
    print("failed:", result.get("error"), result.get("message"))

Первая глава.{{pause=2}}Прошло три года.{{pause=0.5}}Всё изменилось.

GET /v1/audio/voices

{
  "object": "list",
  "data": [
    {
      "voice_id": "CwhRBWXzGAHq8TQ4Fs17",
      "name": "Roger - Laid-Back, Casual, Resonant",
      "category": "premade",
      "description": "...",
      "labels": { "accent": "american", "gender": "male", "age": "middle_aged" },
      "preview_url": "https://.../preview.mp3",
      "verified_languages": [
        { "language": "en", "model_id": "eleven_v3", "accent": "american" }
      ]
    }
  ]
}

GET /v1/audio/voices/library

curl "https://api.nixai.ru/v1/audio/voices/library?language=ru&gender=female&page_size=10" \
  -H "Authorization: Bearer $NIXAI_API_KEY"

{
  "error": {
    "type": "invalid_request_error",
    "code": "text_too_long",
    "message": "Input is 61204 characters, the limit for this model is 50000.",
    "param": "input"
  }
}