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Tool · +EV

Find the bets the market hasn't agreed on yet.

A +EV bet is one where the price is wrong. Whet scans 25+ books every five minutes, de-vigs the consensus five ways, and surfaces the price that's out of step with the math.

What +EV actually means

The price is wrong.

A sportsbook offers Tatum 27.5+ points at -108. That implies Tatum hits the over ~52% of the time. If the true probability is closer to 55%, the bet has positive expected value (+EV). Take it enough times and the math wins, regardless of whether this particular game does.

The hard part is knowing the true probability. No single book is reliable — every book sets a price with its own margin and its own exposure. So Whet de-vigs the consensus across 25+ books to estimate the true price, then flags any single-book offer that's out of step.

How Whet finds it

Five de-vig methods, one consensus.

A market price wraps the true probability in vig (the book's margin). Strip the vig and you get the book's estimate of true probability. Strip it five different ways across 25+ books and average the estimates, and you get a consensus sharper than any single book can publish.

The five methods: multiplicative (basic), power (handles uneven exposure), worst-case (conservative bounds), Shin (insider-information correction), weighted-consensus (sport-aware book weighting). Where they agree, the consensus is rock solid. Where they disagree, the disagreement itself flags volatile markets — and Whet surfaces accordingly.

The +3% threshold

Why we don't surface every edge.

Edges below ~3% disappear into noise — sample size, line movement, and book limits eat them before you can capitalize. Whet's default surfacing threshold is +3% EV. Below that, the math says “maybe” and we'd rather stay quiet than ship spam.

Above +3%, every flagged bet ships with its Whet Score, the recommended Kelly stake, and the book best suited to take the action. The math + the routing + the sizing all in one surface, every five minutes.

Try the math yourself

Two free tools, no login.

Want to see this on a specific bet? Grade a bet scores any price 0–100 against the live market, and the no-vig calculator strips the book's margin to show the fair odds. Both run the same de-vig math the scanner does — free, no login.

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