Calibration
DeepSearchQA → AA Agentic Index
AA Agentic Index is estimated from DeepSearchQA with a Hill curve fitted on 8 models measured on both: y = 0.0000 + (1.2000 − 0.0000)·x^6.00 / (1.01748^6.00 + x^6.00), R² = 0.66, cross-validated error 12.5 pp. It is used for 0 estimates.