Model reference · open weights

Piper

On the AxForge API eu-se-1 · Stockholm Audio rhasspy Text→speech 1 build Open weights

Piper is an open-weight audio or speech model from Rhasspy, listed on the AxForge serverless API, OpenAI-compatible and hosted in the EU.

Check the console for current access, prices and availability.

What it is

Released byRhasspy

How it works

How audio & music work

Audio or textinputAudio modelrecognise / synthesiseText or audiooutputSpeech-to-text turns audio into text; text-to-speech and music models turn text into audio.

Using it via the API

Call it like any OpenAI endpoint

Piper answers on the OpenAI-compatible API today as piper-lessac, with the same base URL and keys as every other model.

# your API key, from API Keys
export AXFORGE_API_KEY="YOUR_KEY"

curl https://api.axforge.ai/v1/audio/speech \
  -H "Authorization: Bearer $AXFORGE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"piper-lessac","input":"Hello from Stockholm"}' \
  --output speech.wav
Audio: speech to text, text to speech, music

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