MobileLLM

by Meta

About the model:

Small reasoning model.

Model type:

Text,code

Model performance class:

Full

Link to the model:

https://huggingface.co/facebook/MobileLLM-R1.5-950M

Base models:

MobileLLM-R1-950M-base

End model:

MobileLLM-R1.5-950M

End model license:

FAIR Noncommercial Research License v1

About the organisation:

Meta, a major technology company.

Link to the organisation:

https://ai.meta.com/

Model release date:

October 2025

Availability

Base Model Data

Datasources listed on model card.

https://huggingface.co/facebook/MobileLLM-R1-950M

End User Model Data

Datasources listed on model card.

https://huggingface.co/facebook/MobileLLM-R1-950M

Base Model Weights

Gated model available on HuggingFace.

https://huggingface.co/facebook/MobileLLM-R1-950M-base

End User Model Weights

Gated model available on HuggingFace.

https://huggingface.co/facebook/MobileLLM-R1.5-950M/

Training Code

Repo containing training code available on GitHub.

https://github.com/facebookresearch/MobileLLM

Documentation

Code Documentation

Repository is well-documented.

https://github.com/facebookresearch/MobileLLM

Hardware Architecture

Hardware architecture described in preprint and on GitHub.

https://arxiv.org/pdf/2402.14905 https://huggingface.co/facebook/MobileLLM-R1.5-950M

Preprint

Preprint made available on arXiv.

https://arxiv.org/pdf/2402.14905

Paper

Paper published in ICML.

https://dl.acm.org/doi/10.5555/3692070.3693386

Modelcard

Model card provides the requisite information.

https://huggingface.co/facebook/MobileLLM-R1.5-950M

Datasheet

No datasheet found.

Access

Licenses

FAIR Noncommercial Research License v1, not an OSI recognised open license.

https://huggingface.co/facebook/MobileLLM-R1.5-950M

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