ElevenLabs v4 Turbo

curl -X POST "https://api.elevenlabs.io/v1/text-to-speech/VOICE_ID" \
  -H "xi-api-key: $ELEVENLABS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"text": "Welcome to the future of voice agents.", "model_id": "eleven_v4_turbo"}' \
  --output speech.mp3

import os, requests

resp = requests.post(
    "https://api.elevenlabs.io/v1/text-to-speech/VOICE_ID",
    headers={"xi-api-key": os.environ["ELEVENLABS_API_KEY"]},
    json={"text": "Welcome to the future of voice agents.", "model_id": "eleven_v4_turbo"},
)
open("speech.mp3", "wb").write(resp.content)

const res = await fetch("https://api.elevenlabs.io/v1/text-to-speech/VOICE_ID", {
  method: "POST",
  headers: { "xi-api-key": process.env.ELEVENLABS_API_KEY, "Content-Type": "application/json" },
  body: JSON.stringify({ text: "Welcome to the future of voice agents.", model_id: "eleven_v4_turbo" }),
});
await fs.promises.writeFile("speech.mp3", Buffer.from(await res.arrayBuffer()));