Universal-3.5 Pro

Universal-3.5 Pro

The most accurate STT model from AssemblyAI.

Product HuntAPILaunched Jul 8, 2026121#12 of the day

About Universal-3.5 Pro

Universal-3.5 Pro is AssemblyAI's most accurate speech-to-text model, now available at our Realtime & Async endpoints. It transcribes every conversation exactly as it's heard—code-switching across 18 languages, our most accurate speaker diarization yet, and contextual prompting to steer results.

The person behind Universal-3.5 Pro

Universal-3.5 Pro's team page →

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