NeuPortal blog
AI × Markets, in plain English
Clear guides as we build in the open — knowledge, never signals.
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AI vs Polymarket: What Prediction-Market Prices Really Tell You
How Polymarket turns money into probability, why market prices are hard to beat, and how an AI forecaster uses them honestly — benchmarked and scored in public.
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France vs England Bronze Final: Our Locked, Bitcoin-Timestamped Forecast
France vs England 2026 World Cup bronze final: NeuPortal's Poisson model call — locked, SHA-256 hashed, and Bitcoin-timestamped before kickoff, scored in public.
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Can AI Actually Trade — And How Would You Even Know?
Most "AI trading" claims can't be proven wrong. Here's how to actually evaluate an AI trader: locked forecasts, proper scoring, risk-adjusted returns.
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AI Meets Blockchain: How Bitcoin Timestamps Make AI Predictions Verifiable
AI can generate a confident prediction in seconds — but can it prove the prediction came first? Here is how blockchain timestamping turns unfalsifiable AI output into an auditable record.
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Can AI Forecast Elections? Political Prediction, Explained
Polls, models, and prediction markets all try to call elections. Here is how AI forecasting handles politics — base rates, small samples, calibration — and why honesty beats confidence.
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Can AI Beat the Sports Betting Markets? An Honest Look
Can an AI model actually beat the bookmakers and betting exchanges? Here is what the vig, the closing line, and market efficiency really mean for machine forecasting — and what a genuine edge would require.
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Survivorship Bias: Why the Data You Can See Is Already Filtered
Survivorship bias is the error of studying only the winners because the losers have quietly disappeared from the data. Here is how it distorts financial results and how to guard against it.
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What Is Backtesting? Testing a Strategy on the Past
Backtesting runs a strategy against historical data to see how it would have performed. Here is what it really measures, why a great backtest is so easy to fake, and what an honest one looks like.
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The Base Rate Fallacy: Why Good Forecasters Start With Frequency
Ignoring how often something usually happens is one of the most common forecasting mistakes. What the base rate fallacy is, the classic example, and how good forecasters avoid it.
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What Is the CRPS? Grading a Whole Probability Distribution
The Brier score grades a probability for a yes/no event. The CRPS does the same job for a full distribution over a number. Here is how it works and why it is a proper scoring rule.
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