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Moondream · Transcription model

Parakeet Ultra

moondream/parakeet-ultra
  • Transcription
Released Nov 3, 2026

Parakeet Ultra is Moondream's post-trained version of NVIDIA's Parakeet TDT 0.6B v3 speech-to-text model, with the same architecture, tokenizer, and 0.6B parameters. It lowers word error rate on the Open...

Specifications

Input
wav, mp3, flac, m4a, ogg, webm, aac, opus · base64 JSON, multipart file or URL · up to 25 MB
Output
text; verbose_json adds language, duration, segments and word timestamps
Billing
per second of audio

Use it

POST /api/v1/audio/transcriptions · MCP transcribe · full reference

curl https://omnirail.org/api/v1/audio/transcriptions \
  -H "Authorization: Bearer $OMNIRAIL_KEY" \
  -F model=moondream/parakeet-ultra \
  -F file=@meeting.mp3