# Model Card - Source: [https://arxiv.org/abs/2509.02046](https://arxiv.org/abs/2509.02046) - Optimizer: `mars` - Model size: `130m` - Data size: `5B` ## Best configuration | Hyperparameter | Value | |---|---| | beta1 | `0.95` | | beta2 | `0.98` | | epsilon | `1e-25` | | gamma | `0.025` | | learning_rate | `0.008` | | max_grad_norm | `1` | | min_lr_ratio | `0` | | train_batch_size | `128` | | warmup | `2000` | | weight_decay | `0.1` |