# Versioning

| Feature                              | Description                                                                                                                                                                                                                      |
| ------------------------------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **Automatic rollout of new engines** | Loop54 is SaaS (software-as-a-service), this means our engines our hosted in the cloud and new versions can be rolled out without any extra work or cost. To access some new features, retailers may need to implement new APIs. |
