Calibration

APEX-Agents-AA → GDPval-AA

Name: benchgap: LLM benchmark scores, measured and estimated
Creator: benchgap

GDPval-AA is estimated from APEX-Agents-AA with a linear curve fitted on 26 models measured on both: y = 0.9419·x + 0.0766, R² = 0.61, cross-validated error 11.2 pp. It is used for 1 estimate.

Estimated model	APEX-Agents-AA	GDPval-AA	Source
Claude Opus 4.6 (Adaptive)	33.0%	38.7%	estimated ± 11.2 pp, low confidence