The focused original-brief ladder reports Wilson confidence intervals for the two dense/small Qwen3-235B cells and DeepSeek V4 Pro; all adjacent no-think Qwen3-235B contrasts separated, while thinking converged at the top.

arm: raw transcript · brief: original · model: Qwen3-235B · steps: 10 · density: 0.15 · episodes: 128 · reasoning: no-think · wilson95Ci: [0.2,0.35]

arm: raw transcript · brief: original · model: Qwen3-235B · steps: 15 · density: 0.3 · episodes: 128 · reasoning: no-think · wilson95Ci: [0.27,0.43]

arm: raw transcript · brief: original · model: Qwen3-235B · steps: 10 · density: 0.15 · episodes: 128 · reasoning: thinking · wilson95Ci: [0.22,0.37]

arm: raw transcript · brief: original · model: Qwen3-235B · steps: 15 · density: 0.3 · episodes: 128 · reasoning: thinking · wilson95Ci: [0.21,0.37]

arm: raw transcript · brief: original · model: DeepSeek V4 Pro · steps: 15 · density: 0.3 · episodes: 32 · reasoning: no-think · wilson95Ci: [0.51,0.82]

arm: raw transcript · brief: original · model: DeepSeek V4 Pro · steps: 15 · density: 0.3 · episodes: 32 · reasoning: thinking · wilson95Ci: [0.23,0.55]

arm: text checklist · brief: original · model: Qwen3-235B · steps: 10 · density: 0.15 · episodes: 128 · reasoning: no-think · wilson95Ci: [0.48,0.65]

arm: text checklist · brief: original · model: Qwen3-235B · steps: 15 · density: 0.3 · episodes: 128 · reasoning: no-think · wilson95Ci: [0.45,0.62]

arm: text checklist · brief: original · model: Qwen3-235B · steps: 10 · density: 0.15 · episodes: 128 · reasoning: thinking · wilson95Ci: [0.55,0.71]

arm: text checklist · brief: original · model: Qwen3-235B · steps: 15 · density: 0.3 · episodes: 128 · reasoning: thinking · wilson95Ci: [0.61,0.77]

arm: text checklist · brief: original · model: DeepSeek V4 Pro · steps: 15 · density: 0.3 · episodes: 32 · reasoning: no-think · wilson95Ci: [0.68,0.93]

arm: text checklist · brief: original · model: DeepSeek V4 Pro · steps: 15 · density: 0.3 · episodes: 32 · reasoning: thinking · wilson95Ci: [0.8,0.98]