# tinker.types.CheckpointArchiveUrlResponse ## *class* [**tinker.types.CheckpointArchiveUrlResponse**](https://github.com/thinking-machines-lab/tinker/blob/main/src/tinker/types/checkpoint_archive_url_response.py#L8)(*[BaseModel](https://github.com/thinking-machines-lab/tinker/blob/main/src/tinker/_models.py#L88)*) **Fields:** - [**url**](https://github.com/thinking-machines-lab/tinker/blob/main/src/tinker/types/checkpoint_archive_url_response.py#L9) (*str*) – Signed URL to download the checkpoint archive - [**expires**](https://github.com/thinking-machines-lab/tinker/blob/main/src/tinker/types/checkpoint_archive_url_response.py#L12) (*datetime.datetime*) – Unix timestamp when the signed URL expires, if available ## Referenced by - [RestClient.get_checkpoint_archive_url](https://tinker-docs.thinkingmachines.ai/tinker/api-reference/restclient/#get_checkpoint_archive_url) - [RestClient.get_checkpoint_archive_url_from_tinker_path](https://tinker-docs.thinkingmachines.ai/tinker/api-reference/restclient/#get_checkpoint_archive_url_from_tinker_path)