openai/tts-1

from openai import OpenAI

client = OpenAI(
    base_url="https://orcarouter.ai/v1",
    api_key="$ORCAROUTER_API_KEY",
)

response = client.chat.completions.create(
    model="openai/tts-1",
    messages=[{"role": "user", "content": "Hello"}],
)
print(response.choices[0].message.content)