Betting on a game already in progress. Prices update constantly, the fee is higher than pre-game, and a betting delay sits between your click and the acceptance.
Live betting, also called in-play betting, is placing a wager after a game has begun. Instead of one pre-game market, the price changes as the score, clock, possession, injuries, and available information change. A moneyline, point spread, total, or player statistic can move many times during the same game.
The market is reacting to what has already happened and to what that information suggests about the rest of the game. A fast start may move a total upward; foul trouble may move a basketball spread; a quarterback leaving the field may move nearly every related market. The number on screen is therefore a moving offer, not a quote that can be assumed to remain available.
Live markets include a delay between submitting a bet and receiving confirmation. The sportsbook uses that time to protect against a score, turnover, injury, or other event that happened just before the wager arrived. The final accepted line can be different from the one that was displayed when the button was pressed, and a wager can be rejected when the market moves too far.
Check the accepted price and line, not only the displayed one. This is especially important in fast sports and around major game events, when markets can suspend and reopen at a new number. Treating a rejected or changed quote as a signal to chase the next number is a common way to take a worse price.
A live number is useful only in relation to a fair estimate and the other prices available at that moment. The scoreboard alone is incomplete: pace, possession, time remaining, player usage, and the quality of chances can matter as much as the score. Different sportsbooks may also update at different speeds, creating small differences that disappear quickly.
The sportsbook's fee can be wider in live markets than before a game, so an apparent opportunity needs more checking than a familiar pre-game price. Compare both sides of a market where possible, remove the fee when estimating fair probability, and avoid treating a single stale quote as guaranteed value.
Decide in advance what information would change an opinion: a lineup change, a pace threshold, a weather change, or a number that reaches a specific level. Then compare the available line with that rule instead of reacting to every possession. When a market moves, let the accepted price decide whether the original reason still holds.
Log the time, score, market, price, and result. That record shows whether a live approach is consistently finding better prices or merely responding to recent action. VigWatch's live-betting lesson covers the market mechanics, and the betting calculators help convert odds and check probability before a decision.
See also: In-play, Cash out, Hedge, Hold, First-half line