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WhisperAPI

Hosted OpenAI Whisper transcription with a pay-as-you-go API and drop-in web dashboard.

Paid· Pay-as-you-go credits; $5 for 20 credits, down to ~$0.10/credit in bulkAudioOpenAI Whisper
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Best for

Pick WhisperAPI if you need a no-fuss, pay-per-use Whisper endpoint for transcribing files without managing GPUs or juggling OpenAI keys.

Skip if

Skip it if you need speaker diarization, real-time streaming captions, or you're already comfortable self-hosting whisper.cpp or faster-whisper.

WhisperAPI is a managed transcription service that wraps OpenAI's Whisper speech-recognition model behind a straightforward REST API and a no-code browser uploader. You send an audio or video file (up to 10GB), pick a model size, and get back text or timestamped subtitles in JSON, TXT, VTT, DOCX, or PDF. The pitch is speed and convenience: roughly 10 minutes of audio transcribed in under a minute, with claimed 99.8% accuracy across 98+ languages, and no need to provision your own GPUs or hold an OpenAI key.

It's aimed at two audiences: developers who want a Whisper endpoint without standing up infrastructure, and non-technical users who just want to drag a file into a dashboard and download a transcript. Pricing is credit-based and refreshingly simple - $5 for 20 credits at the low end, dropping to about $0.10/credit in bulk, with no monthly fees or expiration. Files are auto-deleted after 24 hours, which is a sensible default for privacy-conscious workflows.

The trade-off is that you're paying a margin over what you'd pay running Whisper yourself (open-source weights are free) or hitting OpenAI's own audio API directly. There's no diarization, real-time streaming, or fancy post-processing layer advertised - this is Whisper-as-a-service, nothing more, nothing less.

Editor's take

A clean, narrowly-scoped utility that does one thing - Whisper transcription - and prices it sensibly with no subscription lock-in. It's not pushing the state of the art, but for teams who just need a transcript endpoint by Friday, it's a perfectly reasonable buy versus rolling your own.

— The AI Tool Bible editorial team

Pros

  • Hosted Whisper with no GPU or OpenAI key required
  • Generous 10GB file size and 98+ language coverage
  • Credits never expire and no monthly minimums
  • Outputs JSON, VTT, DOCX, PDF out of the box

Cons

  • ⚠️ More expensive than self-hosting open-source Whisper
  • ⚠️ No advertised diarization or real-time streaming
  • ⚠️ Thin product surface - essentially a Whisper wrapper

Use cases

audio-transcriptionvideo-subtitlesmultilingual-transcriptionpodcast-to-text

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