OpenAI · Audio
Open-source speech recognition model from OpenAI supporting 99 languages with state-of-the-art accuracy.
Pricing
Free (open source) / $0.006/min API
Trust 92
Audio
AssemblyAI
Developer-focused speech AI platform providing transcription, speaker diarization, and audio intelligence APIs.
What’s good
- Excellent API
- High accuracy
- Good documentation
Where it falls down
- Developer-focused
- Usage-based pricing
- No consumer product
Features
Transcription API
Speaker diarization
Content moderation
Summarization
Alternatives
Others doing the same job
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ElevenLabs · Audio
Leading AI voice synthesis platform offering ultra-realistic text-to-speech, voice cloning, and dubbing.
Pricing
Free - $99/month
Trust 91
Speechmatics · Audio
An enterprise speech recognition engine known for accent inclusivity, supporting 50+ languages with real-time and batch transcription APIs.
Pricing
Free tier + usage-based
Trust 91
Sonix · Audio
An automated transcription, translation and subtitling platform with a polished editor, multi-language support and shareable media players.
Pricing
$22/month
Trust 90
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