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Kalshi (9)
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study critique (270)
book review (221)
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9 posts
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The AI Superforecasters Are Here

Scott examines the rise of AI superforecasters that now match or exceed top human forecasters, explores how they work and their current performance, and analyzes implications for decision-making, prediction markets, and the future role of AI opinions.

acx
Jul 2, 2026 5,984 words 583 likes 331 comments Listen · 42 min Read Read

Mantic Monday: The Monkey's Paw Curls

Scott reviews the state of prediction markets after explosive growth, finding that most volume is degenerate sports gambling rather than useful forecasting, and proposes both technical solutions and two potential futures for the field.

acx
Jan 13, 2026 6,449 words 211 likes 247 comments Listen · 36 min Read Read

Mantic Monday: Judgment Day

The post examines the spectacle of US elections, analyzes recent developments in prediction markets, and discusses various election-related forecasts and their implications.

acx
Nov 5, 2024 3,744 words 220 likes 469 comments Listen · 26 min Read Read

Mantic Monday 9/16/24

Scott examines a new AI forecaster, discusses Polymarket's success, and reviews recent developments in prediction markets and forecasting.

acx
Sep 17, 2024 2,631 words 79 likes 166 comments Listen · 18 min Read Read

Mantic Monday 7/31/23: Room Temperature Superforecaster

Scott Alexander discusses recent developments in prediction markets, including regulatory issues, new platforms, and current market probabilities on various topics.

acx
Aug 1, 2023 3,353 words 91 likes 185 comments Listen · 19 min Read Read

Mantic Monday 10/17/22

Scott Alexander discusses recent developments in prediction markets, including midterm forecasts, legal challenges, nuclear risk assessments, and new market applications.

acx
Oct 18, 2022 3,862 words 59 likes 132 comments Listen · 23 min Read Read

Mantic Monday 8/15/22

Scott Alexander examines the shutdown of PredictIt and its implications for the prediction market industry, while also highlighting new developments and forecasts in the field.

acx
Aug 16, 2022 3,692 words 62 likes 162 comments Listen · 31 min Read Read

The Passage Of Polymarket

Scott examines the recent crackdown on Polymarket, critiques US policy on prediction markets, and discusses the future and potential of both prediction markets and cryptocurrency.

acx
Feb 7, 2022 2,918 words 104 likes 442 comments Listen · 20 min Read Read

Mantic Monday 7/26

Scott reviews recent developments in prediction markets, including COVID-19 forecasts, the launch of Kalshi, and Metaculus' new hiring initiative.

acx
Jul 27, 2021 2,168 words 45 likes 122 comments Listen · 21 min Read Read
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