{
  "model": "my-ai-stack/Stack-3.0-Omni-Nexus",
  "date": "2026-04-24",
  "hardware": "GCP Tesla V100 16GB",
  "training": {
    "base_model": "Qwen/Qwen2.5-Coder-7B-Instruct",
    "final_loss": 0.118,
    "total_steps": 2000,
    "effective_batch_size": 16,
    "learning_rate": 1e-4,
    "method": "QLoRA",
    "lora_rank": 64,
    "trainable_params": "41M / 7.6B (0.54%)",
    "training_time": "~18 hours",
    "cost": "$35 GCP spot instance"
  },
  "benchmarks": {
    "humaneval": {
      "pass_at_1": 0.8537,
      "source": "Open LLM Leaderboard"
    },
    "arc_challenge": {
      "acc_norm": 0.8328,
      "source": "Open LLM Leaderboard"
    },
    "mbpp": {
      "pass_at_1": 0.798,
      "source": "Open LLM Leaderboard"
    },
    "mmlu": {
      "acc_norm": 0.5989,
      "source": "Open LLM Leaderboard"
    },
    "hellaswag": {
      "acc_norm": 0.5961,
      "source": "Open LLM Leaderboard"
    }
  },
  "hardware_config": {
    "gpu": "NVIDIA V100-SXM2-16GB",
    "gpu_memory": "16GB",
    "instance_type": "n1-highmem-4",
    "region": "us-central1-a"
  }
}