Fact · Transcription
0.45US dollars per hour of audio
AssemblyAI lists its Universal-3.6 Pro Realtime model at $0.45 per hour of audio on pay as you go.
Quote found word for word on the live source, last checked October 19, 2026
In the source's own words
“Supports 32 languages with self-correcting speaker labels, voice isolation, and keyterm prompting. $0.45 /hr”
AssemblyAI pricing, AssemblyAI, 2026, Pricing page, Realtime Speech-to-Text API section, Universal-3.6 Pro Realtime card.
Open the original- What it measures
- The Realtime Speech-to-Text API card for the newest realtime model, labeled New on the page.
- What it does not show
- Vendor list price, read on 2026-10-19. Add-ons such as speaker diarization are priced separately and are not included.
In the data
A row of Speech-to-Text API Pricing: Cost per Hour of Audio, as AssemblyAI Universal-3.6 Pro Realtime: 0.45 US dollars per hour of audio.
- Provider
- AssemblyAI
- Product
- Universal-3.6 Pro Realtime
- Mode
- Streaming (real time)
- Tier
- Pay as you go
- As of
- 2026-10
Source
Used to calculate
- In the speech-to-text and transcription prices dataset, the 10 published figures for “Streaming (real time)” have a median of 0.46 US dollars per hour of audio, ranging from 0.12 to 1.02.
- The speech-to-text and transcription prices dataset holds 34 data points, each a published figure traced to its source.
- The speech-to-text and transcription prices dataset draws on 15 distinct sources.