run_config.json

{
  "model": "/vol/runs/codex_curriculum/stage1/model",
  "ref_model": "Qwen/Qwen2.5-0.5B-Instruct",
  "steps": 1000,
  "group": 8,
  "bsz": 1,
  "lr": 3e-06,
  "kl_beta": 0.02,
  "clip_eps": 0.2,
  "temperature": 1.0,
  "format_bonus": 0.05,
  "think_bonus": 0.02,
  "answer_bonus": 0.0,
  "numbers_bonus": 0.1,
  "loss_agg": "seq",
  "max_new_tokens": 512,
  "smoke": false,
  "train_file": "data/train.jsonl",
  "timestamp": "2026-06-29T08:15:00",
  "final_mean_reward": 0.2671750111877918,
  "final_solved_frac": 0.0325,
  "final_format_rate": 0.95625,
  "final_within_group_std": 0.10410462675616144,
  "peak_solved_frac": 1.0,
  "peak_format_rate": 1.0,
  "peak_think_rate": 1.0,
  "peak_answer_rate": 1.0
}