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Overview

Inworld provides high-quality, low-latency speech synthesis via two implementation types: InworldTTSService for real-time, minimal-latency use-cases through websockets and InworldHttpTTSService for streaming and non-streaming use-cases over HTTP. Featuring support for 12+ languages, timestamps, custom pronunciation and instant voice cloning.

Inworld TTS API Reference

Pipecat’s API methods for Inworld TTS integration

Example Implementation (Websockets)

Complete example with Inworld TTS

Inworld Documentation

Official Inworld TTS API documentation

Inworld Portal

Create and manage voice models

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Installation

To use Inworld services, no additional dependencies are required beyond the base installation: 
pip install "pipecat-ai"

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Prerequisites

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Inworld Account Setup

Before using Inworld TTS services, you need:
  1. Inworld Account: Sign up at Inworld Studio
  2. API Key: Generate an API key from your account dashboard
  3. Voice Selection: Choose from available voice models

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Required Environment Variables

  • INWORLD_API_KEY: Your Inworld API key for authentication