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AI models

Apollo 1.5B

Parameters
1.5B
Published
Dec 13, 2024

Apollo 1.5B is an AI model developed by Meta AI and Stanford University (United States), first published in December 2024. It works in the video, language and multimodal domain, on tasks such as video description.

Epoch AI has no training-compute estimate for this model. The model has 1,500,000,000 parameters. Training ran on 128 NVIDIA A100.

Access: Unreleased. Its weights are not openly released. It is built on top of SigLIP 400M,Qwen2.5-1.5B. Epoch AI rates the confidence of this record as confident.

Full record
Organization
Meta AI, Stanford University
Country of organization
United States
Domain
Video, Language, Multimodal
Task
Video description
Parameters
1,500,000,000
Training hardware
NVIDIA A100
Chips used
128
Training power draw
100.7 kW
Model accessibility
Unreleased
Open weights
No
Base model
SigLIP 400M, Qwen2.5-1.5B
Epoch confidence
Confident
More from Meta AI,Stanford University
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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