Journal article
Three Hazards Under One Horizon: Constant-Hazard, Degrading-Step and Log-Logistic Accounts of Agent Failure Describe Different Levels of the Same Data, the 50 Percent Trend Barely Depends on Which Is Right, and Every High-Reliability Forecast Does
(c) 2026 Pranay Mahendrakar. Licensed under CC BY 4.0. Forecasts of autonomous AI capability increasingly rest on one number: the length of task, measured in human working time, that an agent completes half the time. That number has doubled roughly every seven months, and three accounts of why…