LangVoice Python SDK: Complete Guide

Everything you need to use LangVoice in Python.

Installation

pip install langvoice-sdk

Basic Usage

from langvoice_sdk import LangVoiceClient

client = LangVoiceClient(api_key="your-api-key")

# Generate speech
response = client.generate(
    text="Hello, world!",
    voice="heart",
    language="american_english"
)

# Save to file
response.save("hello.mp3")

Available Voices

# List all voices
voices = client.get_voices()
for voice in voices:
    print(f"{voice.name}: {voice.description}")

28+ voices including: Heart, Emma, Michael, James, Sarah, Emily...

Multi-Voice Conversations

script = """
[heart] Welcome to our podcast!
[michael] Thanks for having me.
[heart] Let's dive into today's topic.
"""

response = client.generate_multi_voice(
    text=script,
    language="american_english"
)

Async Operations

import asyncio
from langvoice_sdk import AsyncLangVoiceClient

async def generate_audio():
    client = AsyncLangVoiceClient(api_key="your-key")
    
    response = await client.generate(
        text="Hello async!",
        voice="heart"
    )
    
    return response

audio = asyncio.run(generate_audio())

AI Agent Integration

from langvoice_sdk.tools.langchain_tools import LangVoiceLangChainToolkit

toolkit = LangVoiceLangChainToolkit(api_key="your-key")
tools = toolkit.get_tools()

Get started with the LangVoice Python SDK today!