AssemblyAI Review·Audio Tool
AssemblyAI
Speech-to-text API that powers half the voice products you use.
4.0/ 5
Ground Truth verdict
Reviewed by Kamran Arshad. See how we evaluate · Updated 2026-06-05.
APISTTDeveloper
- Type
- Audio Tool
- Category
- voice audio
- Starts at
- $0/mo
- Platforms
- Web
- Launched
- Jan 2017
- Last reviewed
- 2026-06-05
Verdict
The Twilio of speech-to-text.
AssemblyAI's API is the backbone of dozens of consumer voice products — accuracy is best-in-class, the universal model handles 99 languages, and the dev experience is exceptional. Not a product you 'use' unless you're shipping one.
The product, in motion
What AssemblyAI actually looks like
Scroll inside the panel to see the full homepage. Live screenshot — updates as the product evolves.
assemblyai.com
Who it's for
Best for
- Developers building voice products
- Real-time transcription
Not for
- End-user consumers
The scorecard
Stack score
Composite of editorial review, hands-on testing, and reader-reported value. Each sub-score is rated 0–5 against Ground Truth's published criteria.
- Overall
- 4.0/5
- Output quality
- 4.0/5
- Utility & features
- 4.0/5
- Usability & UX
- 4.0/5
- Performance & reliability
- 4.0/5
- Cost vs. value
- 4.0/5
Pricing
Model
paid
Starts at
$0/mo
Usage-based pricing
Ready to try AssemblyAI?
Starts at $0/mo. Worth a trial.
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