Loss is applied to all assistant turns in the multi-turn trajectory, enabling the model to learn environment observation, action selection, tool use, and recovery from errors.

Training Configuration

Base model: Qwen/Qwen3-4B-Instruct-2507
Method: LoRA (merged into base)
Max sequence length: 8192
Epochs: 2
Learning rate: 5e-06
LoRA: r=16, alpha=32

Usage

python

from transformers import AutoModelForCausalLM, AutoTokenizer

model = AutoModelForCausalLM.from_pretrained("melon1891/agentbench-qwen3-4b-lr5e6-20260228-v1")
tokenizer = AutoTokenizer.from_pretrained("melon1891/agentbench-qwen3-4b-lr5e6-20260228-v1")

Sources & Terms (IMPORTANT)

Training data: melon1891/merged-agent-sft-dataset-20260227

Dataset License: MIT License. This dataset is used and distributed under the terms of the MIT License. Compliance: Users must comply with the MIT license (including copyright notice) and the base model's original terms of use.