A simple FastAPI Server to run Silero TTS

August 2, 2025 ยท View on GitHub

Credit goes to the developers of Silero TTS
Silero PyTorch Page
Silero GitHub Page

Installation

pip install silero-api-server

Starting Server

python -m silero_api_server will run on default ip and port (0.0.0.0:8001)

usage: silero_api_server [-h] [-o HOST] [-p PORT]

Run Silero within a FastAPI application

options:
  -h, --help            show this help message and exit
  -o HOST, --host HOST
  -p PORT, --port PORT
  -l LANG, --language LANG
  --show-languages

On first run of server, two operations occur automatically. These may take a minute or two.

  1. The model will be downloaded
  2. Voice samples will be generated.

Deploying server as a container

You can build an image from current source by running docker build -t silero:latest . in the top level of repository. Server can then be deployed as a container with docker run -p 8001:8001 silero:latest.

API Docs

API Docs can be accessed from http://localhost:8001/docs

Voice Samples

Samples are served statically by the web server at /samples/{speaker}.wav or callable from the API from /tts/sample?speaker={speaker} endpoint.

Selecting Language

Use command-line options or download and set the desired language using POST /tts/language with payload {"id":"languageId"}
List of language ids are available via GET /tts/language