32 lines
825 B
Python
32 lines
825 B
Python
"""Text-to-speech via OpenAI TTS API"""
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import logging
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from openai import AsyncOpenAI
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from config import settings
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logger = logging.getLogger("kira.tts")
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def _get_client() -> AsyncOpenAI:
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return AsyncOpenAI(api_key=settings.openai_api_key)
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async def synthesize_speech(text: str, voice: str = "nova") -> bytes:
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"""Synthesize text to speech audio bytes.
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Voices available: alloy, echo, fable, nova, shimmer
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Nova is the warmest female voice — fits Kira's personality.
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"""
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try:
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client = _get_client()
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resp = await client.audio.speech.create(
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model="tts-1",
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voice=voice,
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input=text,
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response_format="opus",
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)
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return resp.content
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except Exception as e:
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logger.error(f"TTS error: {e}")
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return b""
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