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Model: CorticalStack/gemma-7b-ultrachat-sft
Source: Original Platform
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2026-04-16 14:56:04 +08:00
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license: apache-2.0
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# gemma-7b-ultrachat-sft
gemma-7b-ultrachat-sft is an SFT fine-tuned version of [google/gemma-7b](https://huggingface.co/google/gemma-7b) using the [stingning/ultrachat](https://huggingface.co/datasets/stingning/ultrachat) dataset.
## Fine-tuning configuration
### LoRA
- r: 8
- LoRA alpha: 16
- LoRA dropout: 0.1
### Training arguments
- Epochs: 1
- Batch size: 4
- Gradient accumulation steps: 6
- Optimizer: paged_adamw_32bit
- Max steps: 100
- Learning rate: 0.0002
- Weight decay: 0.001
- Learning rate scheduler type: constant
- Max seq length: 2048
Trained with [Unsloth](https://github.com/unslothai/unsloth) and Huggingface's TRL library.
[<img src="https://raw.githubusercontent.com/unslothai/unsloth/main/images/unsloth%20made%20with%20love.png" width="200"/>](https://github.com/unslothai/unsloth)

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{
"_name_or_path": "google/gemma-7b",
"architectures": [
"GemmaForCausalLM"
],
"attention_bias": false,
"attention_dropout": 0.0,
"bos_token_id": 2,
"eos_token_id": 1,
"head_dim": 256,
"hidden_act": "gelu",
"hidden_size": 3072,
"initializer_range": 0.02,
"intermediate_size": 24576,
"max_position_embeddings": 8192,
"model_type": "gemma",
"num_attention_heads": 16,
"num_hidden_layers": 28,
"num_key_value_heads": 16,
"pad_token_id": 0,
"rms_norm_eps": 1e-06,
"rope_scaling": null,
"rope_theta": 10000.0,
"torch_dtype": "float16",
"transformers_version": "4.38.0",
"use_cache": true,
"vocab_size": 256000
}