AI Prediction Index

One prediction, on the record

“My end-of-the-world bet with @ESYudkowsky is now in its NINTH year. I WILL win on January 1, 2030. Disagree? I'll bet anyone with a public reputation at 10:1. How CAN you bet on the end of the world? Simple: The optimist prepays the pessimist.”

Professor of Economics, George Mason University

Said Mar 24, 2026Deadline Jan 1, 2030Bryan Caplan on X, 24 March 2026

Restates Caplan's side of the January 2017 bet in which he prepaid Eliezer Yudkowsky $100 for $200 CPI-adjusted if the world has not been ended by nonaligned AI before 12:00am GMT on 1 January 2030.