AI Transcription / Review

Gladia

Gladia is a developer-focused speech-to-text API offering async and real-time transcription with speaker diarization across 100+ languages.

Not tested
Accuracy (tested)
$0.61/hr
From
No
Free tier

Gladia sells transcription as a usage-based API, starting at $0.61/hour for async and $0.75/hour for real-time on its pay-as-you-go Starter tier, with committed-volume Growth pricing dropping as low as $0.20/hour. It is best at affordable, high-volume batch and streaming transcription with automatic language detection and speaker diarization.

Best for

Developers who need cheap, high-volume speech-to-text with real-time streaming and diarization in a single API.

Strengths

  • +Very low per-hour cost, especially at committed volume
  • +100+ languages with automatic language detection
  • +Async and real-time streaming in one API
  • +10 free hours every month

Trade-offs

  • Developer API only, no end-user app for non-coders
  • Lowest rates require committed volume
  • Accuracy can trail premium engines on difficult audio

Gladia at a glance

Languages
100+
API
Yes (core product)
Real-time
Yes
Speaker labels
Yes (diarization)
Export formats
JSON, SRT, VTT
Human option
No
Visit Gladia

Compare Gladia