Head to head / AI Transcription

OpenAI Whisper API vs Sonix

The verdict
  • Both are close on the numbers we track; compare the details below.
ComparedOpenAI Whisper APISonix
Starting price$10/hr
Free tier
Visit OpenAI Whisper APIVisit Sonix

Feature by feature

FeatureOpenAI Whisper APISonix
Languages90+50+
APIYesYes
Real-timeNoNo
Speaker labelsNoYes
Export formatsJSON, TXT, SRT, VTTTXT, SRT, VTT, DOCX, PDF
Human optionNoNo

OpenAI Whisper API

Developers who want cheap, accurate multilingual batch transcription with a dead-simple API.

  • +Strong multilingual accuracy across 90+ languages
  • +Very low price per minute
  • +Built-in translation to English
  • +Newer gpt-4o-transcribe models available

Sonix

Multilingual teams and researchers who need fast, self-serve automated transcription in many languages.

  • +50+ languages with solid accuracy
  • +In-browser editor with search and highlights
  • +Automated transcript translation
  • +Clean subtitle and export workflow

Compared on the metrics we track for this category. Prices are the cheapest paid tier. Some links are affiliate links.