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Compare the odds you took with the closing price.
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Closing Line Value measures whether you got better odds than the final market price. Consistent positive CLV is the strongest indicator of a long-term edge.
Closing line value compares the odds you took against the final pre-kickoff price on the same outcome. Enter both, and the calculator returns your CLV percentage, the cleanest single measure of betting skill.
Closing line value: how much better your price was than the market's final odds. Beating the close consistently means you are finding value before the market does.
Results over small samples are noise, but CLV is measurable on every bet. Sustained positive CLV predicts long-term profit far better than a hot streak.
Anything above zero is good. Professional operations target 1 to 3 percent, sustained across hundreds of bets.