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Overview

PiperTTSService provides high-quality neural text-to-speech synthesis through a self-hosted HTTP server. The service offers complete privacy and control with no external API dependencies, making it ideal for on-premise deployments and applications requiring data sovereignty.

Piper TTS API Reference

Pipecat’s API methods for Piper TTS integration

Example Implementation

Browse examples using Piper TTS

Piper Documentation

Official Piper TTS documentation and setup

HTTP Server Setup

Configure Piper HTTP server for Pipecat

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Installation

To use Piper services, no additional Pipecat dependencies are required: 
pip install "pipecat-ai"  # Base installation is sufficient

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Prerequisites

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Piper Server Setup

Before using PiperTTSService, you need:
  1. Piper TTS Server: Set up a running Piper TTS server following the HTTP server documentation
  2. Voice Models: Download and configure voice models for your target languages
  3. Server Configuration: Configure server endpoint and voice selection

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Required Configuration

  • Server URL: Configure the Piper server endpoint in your service initialization
  • Voice Models: Ensure required voice models are available on the server
Piper runs entirely locally, providing complete privacy and eliminating API key requirements.