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Latest Release
Voice Agent API
Voice agents that get it right, respond instantly, and ship the same day with our new Voice Agent API
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Process millions of call recordings with industry-leading accuracy to generate operational insights your team can act on.
2x
increase in free-to-paid conversion rate
“Assembly has saved us countless hours managing models, and provided exceptional accuracy.”
80%
increase in customer satisfaction
2x
increase in free-to-paid conversion rate
“Assembly has saved us countless hours managing models, and provided exceptional accuracy.”
80%
increase in customer satisfaction
Turn recorded conversations into structured data that powers scorecards, dashboards, and operational decisions.
Scale with unlimited concurrency and no rate limits
Handle any call volume with autoscaling
Count on infrastructure that processes 40TB of audio daily and 600M+ inference calls per month
Separate agent and customer speech automatically
Analyze talk ratios and score agents out of the box
Power QA scorecards with per-speaker sentiment
Pay as you go with no minimum commitment
Unlock volume discounts as you scale
Count on 99.9% uptime SLA at a fraction of legacy pricing
Batch-process call recordings at scale with the accuracy needed for reliable analytics and reporting.
Highest-accuracy batch transcription for post-visit notes, dictation, and clinical research.
The crucial details captured more accurately than ever — powering reliable downstream workflows.
| AssemblyAI Universal-3 Pro | Speechmatics Enhanced Model | Deepgram Nova-3 | AWS Transcribe | OpenAI GPT-4o Transcribe | |
|---|---|---|---|---|---|
| MER | 7.5% | 17.33% | 18.69% | 20.76% | 12.29% |
| WER | 4.5% | 6.1% | 6.66% | 12.9% | 5.34% |
Put our Voice AI models to the test in our no-code playground.
Try it now
