qwen3-4b-h100-v5-hard-ep2

This LoRA adapter is highly optimized for complex structured outputs (JSON/XML/YAML/CSV/TOML). Trained on H100 with a blend of two datasets (10k rows total) and heavily preprocessed to remove CoT traces and markdown artifacts.

Training Configuration

• Base model: Qwen/Qwen3-4B-Instruct-2507
• Max sequence length: 2560
• Epochs: 2
• Learning rate: 2e-5
• Effective Batch size: 32 (BS=16, GradAccum=2)
• Strategy: Phase 1 & Phase 2 mixed, custom output stripping applied.