Production TestedSpeech-to-Text

Soniox STT RT v3

High-quality Arabic STT with 44% lower WER than Google Chirp 3.

Good Option

Previously the best option for Arabic STT. Excellent quality with 16.2% WER, but superseded by Deepgram Nova-3 which is 75% faster with comparable quality.

Soniox's real-time STT v3 model delivers excellent Arabic transcription quality with 16.2% WER — 44% more accurate than Google Chirp 3's 28.8% WER. While superseded by Deepgram Nova-3 on latency, it remains a strong choice for applications where accuracy is paramount.

Benchmarks

Latency

Avg EOU Delay1678ms
Best Case773ms
Worst Case2718ms
Full Turn Time6000ms–8000ms

Quality

RatingExcellent
Word Error Rate16.2%
Arabic Dialect Support
Gulf ArabicMSA

Great quality transcription confirmed by user feedback. No repetitions needed. 44% more accurate than Google Chirp 3.

Features

Real-time streaming transcription
Language hints
Low word error rate
End-of-utterance detection
Streaming

PricingFree Tier Available

PlanPriceUnit
Standard$0.005per minute

Integration

SDKs
PythonNode.js
API Style

WebSocket streaming

Documentation

Verdict

Previously the best option for Arabic STT. Excellent quality with 16.2% WER, but superseded by Deepgram Nova-3 which is 75% faster with comparable quality.

Best For
Accuracy-critical applicationsArabic transcription quality

Pros

  • Lowest WER for Arabic (16.2%)
  • No user repetitions needed
  • 30% faster than Google Chirp 3

Cons

  • Higher latency than Deepgram Nova-3 (1.7s vs 0.4s)
  • No LiveKit plugin
  • Limited SDK support
Visit Soniox STT RT v3

Go to https://soniox.com

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