the-matter-lab/clari

Model

Fast Organic Crystal Structure Prediction with Unit Cell Flow Matching

3

17 commits

2 linked in READMEs

updated Jun 11, 2026

See the code

README

Fast Organic Crystal Structure Prediction with Unit Cell Flow Matching

arXiv GitHub Open in molab

This repository contains data and checkpoints for the paper: Fast Organic Crystal Structure Prediction with Unit Cell Flow Matching (arXiv).


Available files are:

  • clari-huge.ckpt: Clari-H checkpoint (~354M params).
  • clari-large.ckpt: Clari-L checkpoint (~173M params).
  • clari-med.ckpt: Clari-M checkpoint (~88M params).
  • csd-split.csv: CSD refcodes and the dataset split used in the paper.

See the source code (GitHub) for instructions on training and inference.

License

The source code of Clari is released under the MIT License. However, Clari was trained on data from the Cambridge Structure Database (CSD). Therefore, the model weights are licensed under a Creative Commons Attribution-NonCommercial 4.0 International License (CC BY-NC 4.0). For commercial use of the model weights, please ensure that you have a proper CCDC License.

chemistry
clari
crystal-structure-prediction
flow-matching
materials-science
organic-crystals
pytorch

the-matter-lab/clari

Model

Fast Organic Crystal Structure Prediction with Unit Cell Flow Matching

3

17 commits

2 linked in READMEs

updated Jun 11, 2026

See the code

README

Fast Organic Crystal Structure Prediction with Unit Cell Flow Matching

arXiv GitHub Open in molab

This repository contains data and checkpoints for the paper: Fast Organic Crystal Structure Prediction with Unit Cell Flow Matching (arXiv).


Available files are:

  • clari-huge.ckpt: Clari-H checkpoint (~354M params).
  • clari-large.ckpt: Clari-L checkpoint (~173M params).
  • clari-med.ckpt: Clari-M checkpoint (~88M params).
  • csd-split.csv: CSD refcodes and the dataset split used in the paper.

See the source code (GitHub) for instructions on training and inference.

License

The source code of Clari is released under the MIT License. However, Clari was trained on data from the Cambridge Structure Database (CSD). Therefore, the model weights are licensed under a Creative Commons Attribution-NonCommercial 4.0 International License (CC BY-NC 4.0). For commercial use of the model weights, please ensure that you have a proper CCDC License.

chemistry
clari
crystal-structure-prediction
flow-matching
materials-science
organic-crystals
pytorch