# OS-Atlas Base 4B

OS-Atlas base checkpoint with about 4.1B parameters, fine-tuned from InternVL2-4B and loaded in Transformers through custom InternVL chat model code.

- Catalog URL: https://awesomecua.github.io/resources/url-30c831a1198b9bc2a0f5/
- Original source: https://huggingface.co/OS-Copilot/OS-Atlas-Base-4B
- Kind: model
- Review: curated
- Scope: core
- Environments: cross-platform
- Topics: grounding
- Evidence checked: 2026-10-16T06:50:49Z
- ID: url:30c831a1198b9bc2a0f5

## Limitations

Inclusion does not establish reproducibility or endorsement.

- Record JSON: https://awesomecua.github.io/resources/url-30c831a1198b9bc2a0f5/record.json

## License declarations

- code: not recorded
- data: not recorded
- document: not recorded
- weights: apache-2.0 — https://huggingface.co/OS-Copilot/OS-Atlas-Base-4B

## Primary evidence

- https://huggingface.co/api/models/OS-Copilot/OS-Atlas-Base-4B (retrieved 2026-10-16T06:50:49Z; SHA-256 20c6679849cd81a871809aa7f96145855739c9170608dfa6ec3653e52bd795cb)
- https://huggingface.co/api/models/OS-Copilot/OS-Atlas-Base-4B (retrieved 2026-10-16T06:50:49Z; SHA-256 20c6679849cd81a871809aa7f96145855739c9170608dfa6ec3653e52bd795cb)