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IBM Watson Speech to Text vs Whisper

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Whisper

8.9#2 in ai video caption generators$0.01 usage-based
Free planAPILinuxmacOSSelf-hosted
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What both publish

FactIBM Watson Speech to TextWhisper
Export formatsJSONtxt,vtt,srt,tsv,json,jsonl
Intended usersIBM identifies customer self-service, agent assistance, and call analytics as use cases, and describes Plus as intended for small businesses and development or testing by larger enterprises.OpenAI describes the open-sourced models and inference code as a foundation for building applications and further research on robust speech processing.

IBM Watson Speech to Text plans

  • Plus$0.02 a month
  • LiteFree
  • PremiumPriced on request

Whisper plans

  • Self-hosted WhisperFree
  • Whisper (open-source code and model weights)Free
  • Whisper API$0.01 a month

Pick IBM Watson Speech to Text if…

You want what its maker publishes above — check its page for the details.

Pick Whisper if…

Whisper may suit developers and researchers building speech-processing applications or exploring multilingual transcription and translation. It is also an option for people comfortable installing and running command-line or Python software locally.

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