Fact · Speech recognition
0.21US dollars per hour of audio
AssemblyAI lists its Universal-3.5 Pro model at $0.21 per hour of audio on pay as you go.
Checked against its source on October 17, 2026
In the source's own words
“with native code switching and our most accurate speaker diarization yet. $0.21 /hr”
AssemblyAI pricing, AssemblyAI, 2026, Models section, Universal-3.5 Pro card.
Open the original- What it measures
- The card describes the model as working across 18 languages. It is the vendor's own description.
- What it does not show
- Vendor list price, read on 2026-10-17. The card layout puts the price at the end of the description, so check the live page if the card changes.