AssemblyAI vs Soniox
AssemblyAISpeech-to-Text Platforms
From $0.15 / hrPublished price
SonioxAI Voice API
$0.10/hour async STTPublished price
AssemblyAI Speech-to-Text Platforms Speech-to-text and speech understanding for voice products. | Soniox AI Voice API One speech AI API for realtime speech-to-text, text-to-speech, and translation in 60+ languages. | |
|---|---|---|
| Overview | ||
| Category | Speech-to-Text Platforms | AI Voice API |
| What it is | AssemblyAI provides speech-to-text, real-time transcription, and voice intelligence models for teams shipping voice AI and audio-driven workflows. | Real-time speech recognition platform with state-of-the-art accuracy for transcription and voice applications. |
| Pricing | ||
| Published price | From $0.15 / hr Pay-as-you-go per audio hour (vendor pricing page). Pre-recorded (async) transcription starts at $0.15/hr on Universal-2; streaming starts at $0.15/hr; the bundled Voice Agent API… | $0.10/hour async STT Soniox publishes usage rates for speech AI. The lowest displayed speech-to-text headline rate is about $0.10 per hour for async STT; real-time STT is shown at about $0.12 per hour. |
| Pricing model | Usage-based | Usage-based |
| Free options | Free plan · Free trial | No free plan · No free trial |
| Deal on Cubbie | None right now | None right now |
| Company | ||
| Founded | 2017 | 2020 |
| Team size | 51-200 employees | 11-50 employees |
| Headquarters | San Francisco, CA | Palo Alto, CA |