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Top Voice AI companies are building with Assembly.
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Latest Release
Universal 3.5 Pro
Our new flagship speech-to-text model handles real-world audio the way it actually happens. Available for real-time and pre-recorded audio.
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Get clinical-grade accuracy in far-field, multi-speaker exam rooms and transparent pricing that scales with your growth.
10X
customer growth
“The new Universal-3.5 Pro speech model from AssemblyAI is best so far in terms of accuracy, latency, and language switching.”
80%
increase in customer satisfaction
“Assembly has saved us countless hours managing models, and provided exceptional accuracy.”
75%
engineering time savings on infrastructure
10X
customer growth
“The new Universal-3.5 Pro speech model from AssemblyAI is best so far in terms of accuracy, latency, and language switching.”
80%
increase in customer satisfaction
“Assembly has saved us countless hours managing models, and provided exceptional accuracy.”
75%
engineering time savings on infrastructure
Transform clinical processes and create better patient experiences with Voice AI
Capture speech from 20+ feet away, even with background noise
Handle overlapping speakers and diverse accents
Transcribe clinical conversations with models tuned for medical speech
Tune for specialty vocabulary and accurate medication recognition
Capture drug names, dosages, and procedures precisely
Outperform every provider on clinical term accuracy
Redact PHI across text and audio, backed by a signed BAA
Maintain SOC 2 Type II certification with configurable data retention
BAA available from day one — no enterprise tier required
Clinical-grade accuracy on recorded audio, with Medical Mode reducing medical entity errors by up to 87%.
Clinical-grade streaming accuracy
Highest-accuracy batch transcription for recorded clinical encounters, physician dictation, telehealth recordings, and surgical documentation with Medical Mode for clinical terminology.
Sub-300ms real-time accuracy for live telehealth transcription and real-time clinical documentation capture.
The terms that determine patient outcomes — medication names, dosages, and diagnoses — transcribed more accurately than ever.
| AssemblyAI Universal-3.5 Pro w/ Medical Mode | Speechmatics Enhanced Medical | Deepgram Nova-3 Medical | AWS Transcribe Medical | Google Medical Conversation | |
|---|---|---|---|---|---|
| MER | 3.2% | 3.6% | 4.7% | 8.7% | 24.4% |
| WER | 5.3% | 5.5% | 6.1% | 5.9% | 12.9% |
Put our Voice AI models to the test in our no-code playground.
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