WrongPrediction

53.5% that Robin Hanson wins his bet that GPT revenue stays under $1B

“35. GPT Revenue (Hanson Wins Bet that GPT Revenue < $1B) 53.5% 0% 1.07 32”

XPT superforecastersSuperforecaster panel in the Forecasting Research Institute's 2022 Existential Risk Persuasion Tournament (group median forecasts)Said · Source: forecastingresearch.org

Context: Existential Risk Persuasion Tournament (XPT), June-Oct 2022; group median forecasts as reported by the Forecasting Research Institute in "Assessing Near-Term Accuracy in the XPT" (2025).

How we judge it

Our interpretation: YES if Hanson wins his bet that GPT revenue stays below $1B (per the XPT question).

Resolution criteria are our interpretation of the claim, written before grading. Methodology

Said
Resolve by
Verdict
Wrong ()
Stated probability
54%
Specificity
3 of 3 (precise and measurable)
Score
Brier 0.286 → 0.71 points

Evidence & grader’s note

GPT revenue far exceeded $1B, so Hanson lost. Brier-based score about 0.71.

Share this scorecard

Post on X LinkedIn Share image (PNG)