PredictionArchive
predictionarchive.com- Category
- Education
- Type
- TOOL
- Date
About
PredictionArchive is a public database of predictions scraped from across the internet, including posts from sites like Marginal Revolution, Slate Star Codex, and Paul Graham's blog. It stores each prediction in Postgres and uses AI to grade it as correct or incorrect once its target date passes, and predictions can be searched by predictor or by text.
Why it made the leaderboard
Lets you search and browse a growing archive of internet predictions with AI verdicts on accuracy, useful for calibration research or tracking pundits' track records over time.
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predictionsdatabaseforecastingai-gradingsearch
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Editorially curated, with community endorsements as a secondary signal. Corrections welcome.