Getting started

services/elevenlabs_ai_service.py

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+import os
+import requests
+import time
+
+from typing import Generator
+
+from daily_ai.services.ai_services import TTSService
+
+
+class ElevenLabsTTSService(TTSService):
+    def __init__(self):
+        super().__init__()
+
+        self.api_key = os.getenv("ELEVENLABS_API_KEY")
+        self.voice_id = os.getenv("ELEVENLABS_VOICE_ID")
+
+    def run_tts(self, sentence) -> Generator[bytes, None, None]:
+        url = f"https://api.elevenlabs.io/v1/text-to-speech/{self.voice_id}/stream"
+        payload = {"text": sentence, "model_id": "eleven_turbo_v2"}
+        querystring = {"output_format": "pcm_16000", "optimize_streaming_latency": 2}
+        headers = {
+            "xi-api-key": self.api_key,
+            "Content-Type": "application/json",
+        }
+
+        r = requests.request(
+            "POST", url, json=payload, headers=headers, params=querystring, stream=True
+        )
+
+        if r.status_code != 200:
+            self.logger.error(
+                f"audio fetch status code: {r.status_code}, error: {r.text}"
+            )
+            return
+
+        for chunk in r.iter_content(chunk_size=3200):
+            if chunk:
+                yield chunk