{
  "note":"Valence decomposition (OptimismBench Fig 2). good=P(good)-50, bad=P(bad)-50. B_en_003 valence-label corrected.",
  "models":[
    {"name":"GPT-5.4-mini","provider":"OpenAI","good":7.3,"bad":5.8},
    {"name":"GPT-5.4","provider":"OpenAI","good":4.2,"bad":5.5},
    {"name":"Haiku 4.5","provider":"Anthropic","good":-0.2,"bad":6.4},
    {"name":"Flash 3","provider":"Google","good":3.8,"bad":1.2},
    {"name":"Pro 3.1","provider":"Google","good":-1.9,"bad":5.6},
    {"name":"Sonnet 4.6","provider":"Anthropic","good":-6.6,"bad":-1.1}
  ],
  "pairs":[["GPT-5.4-mini","GPT-5.4"],["Haiku 4.5","Sonnet 4.6"],["Flash 3","Pro 3.1"]]
}