Solar

by Upstage AI

About the model:

MoE model trained entirely from scratch.

Model type:

Text

Model performance class:

Latest

Link to the model:

https://huggingface.co/upstage/Solar-Open-100B

Base models:

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End model:

Solar-Open-100B

End model license:

Upstage Solar License

About the organisation:

Korean venture

Link to the organisation:

https://en.upstage.ai/

Model release date:

December 2025

Availability

Base Model Data

No data sources found.

End User Model Data

No data sources found.

Base Model Weights

No base model weights found.

End User Model Weights

Finetuned checkpoints only shared through CC-BY-NC

https://huggingface.co/upstage/Solar-Open-100B

Training Code

No code repository found

Documentation

Code Documentation

No code, so no documentation.

Hardware Architecture

Hardware architecture outlined in preprint

https://arxiv.org/pdf/2601.07022

Preprint

Preprint made available on arXiv.

https://arxiv.org/pdf/2601.07022

Paper

No peer-reviewed paper found.

Modelcard

HuggingFace model provides partial information.

https://huggingface.co/upstage/Solar-Open-100B

Datasheet

No data, so no datasheet.

Access

Licenses

Upstage Solar License, written to be permissive.

https://huggingface.co/upstage/Solar-Open-100B/blob/main/LICENSE

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