W
Capabilities:audio
License:MIT
Open sourceAPI availableLocal runtimeOpen weightsWhisper
About
OpenAI's open-source speech recognition model that transcribes audio in 99 languages with near-human accuracy. Runs locally via CLI, Python or the OpenAI API.
Pricing
Free
Whisper is an automatic speech recognition (ASR) model that turns audio into text with robust multilingual support. It was trained on 680,000 hours of web audio and handles accents, noise and technical terms well.
Key Features
- 99 languages with translation to English.
- Local inference — no cloud required.
- Model sizes from tiny to large for any hardware.
- Word-level timestamps.
- CLI, Python API and OpenAI API.
- Fine-tunable for domain-specific audio.
Pricing
Whisper is free and open source under the MIT license. The hosted API version costs ~$0.006/minute.
Getting Started
pip install -U openai-whisper
whisper audio.mp3 --model small --language en
For the API: curl https://api.openai.com/v1/audio/transcriptions -F [email protected] -F model=whisper-1