| Price from | Free | Free |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| macOS | Yes | Yes |
| Linux | Yes | Yes |
| API | — | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 1 | 1 |
| Spec score · Deep Learning Software | 8.0 (#12) | 8.1 (#11) |
| Purpose | DeepSpeed is a deep learning optimization library for distributed model training and inference. | Horovod is a distributed deep learning training framework for TensorFlow, Keras, PyTorch and Apache MXNet. |
| Security | The repository links to a SECURITY file and identifies the project as Apache-2.0 licensed. | The documentation includes a security section for Horovod on Spark; the opened pages make no security certification or compliance claim. |
| Support | The GitHub repository says DeepSpeed holds public office hours on the last Tuesday of each month. | The project directs users to documentation, troubleshooting guidance and a ticket submission link for unresolved issues. |