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Speech-to-text
OpenAI (STT) vs Google Cloud STT
OpenAI (STT) has the lower normalized list price (2.7× cheaper). 30 of 33 European languages are documented by both; 0 only by OpenAI (STT), 3 only by Google Cloud STT.
OpenAI (STT)
$0.0060 /min
0.006 USD/min (gpt-4o-transcribe; realtime whisper 0.017/min) · source · checked 2026-10-16
30/33 languages · Whisper language list (shown on OpenAI TTS guide)
Try OpenAI (STT) →Google Cloud STT
$0.016 /min
0.016 USD/min first 500k min (Standard) · source · checked 2026-10-16
33/33 languages · locale/model table
Try Google Cloud STT →Only OpenAI (STT) · 0
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List prices, normalized to USD/min; see each provider page for assumptions. Language support from official docs. * = affiliate link; never affects comparisons.
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