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Multitask Unified Model (MUM)

Published
May 18, 2021

Multitask Unified Model (MUM) is an AI model developed by Google (United States), first published in May 2021. It works in the language, multimodal and vision domain, on tasks such as language modeling/generation, image captioning, question answering and 4 more.

Epoch AI has no training-compute estimate for this model.

Access: Unreleased. Its weights are not openly released. It is built on top of T5-11B.

Full record
Organization
Google
Country of organization
United States
Domain
Language, Multimodal, Vision
Task
Language modeling/generation, Image captioning, Question answering, Visual question answering, Translation, Character recognition (OCR), Search
Model accessibility
Unreleased
Open weights
No
Base model
T5-11B
More from Google
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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