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AI models

Universal-1

Parameters
600M
Published
Apr 3, 2024

Universal-1 is an AI model developed by AssemblyAI, first published in April 2024. It works in the speech domain, on tasks such as speech recognition (asr).

Epoch AI has no training-compute estimate for this model. The model has 600,000,000 parameters. Training ran on Google TPU v5e.

Access: API access. Its weights are not openly released. It is built on top of Conformer. Epoch AI rates the confidence of this record as confident.

Full record
Organization
AssemblyAI
Domain
Speech
Task
Speech recognition (ASR)
Parameters
600,000,000
Training hardware
Google TPU v5e
Model accessibility
API access
Open weights
No
Base model
Conformer
Epoch confidence
Confident
More from AssemblyAI
SourceEpoch AI, 'AI Models'. Published online at epoch.ai. Retrieved 2026-07-29 from https://epoch.ai/data/ai-models. Licensed under CC BY 4.0.
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