Red Sox vs Dodgers Prediction Market Odds, July 31, 2026
| Spread | Total | ML | Best ML | |
|---|---|---|---|---|
▶Sox | — | O 1 44%44% | 40%39% | 40% Kalshi |
▶Dodgers | — | U 1 56%56% | 62%62% | 62% Kalshi |
No player props available for this game.
No spread lines available.
Los Angeles is the 63c moneyline favorite over Boston in the series opener at Dodger Stadium, and Kalshi and Polymarket have landed on the identical number. The Dodgers own the best record in the National League at 68-40 with an 11.5-game lead in the NL West, while the Red Sox are 56-51 and hold the final American League wild card by 1.5 games. Boston counters with left-hander Ranger Suarez (4-3, 3.02 ERA); Los Angeles had not named a starter as of this board read, which is the largest unpriced input in a moneyline that has traded inside a 2c band all session.
Los Angeles opens a three-game interleague set against Boston as the 63c moneyline favorite at Dodger Stadium, and Kalshi and Polymarket have landed on the identical number. The Dodgers carry the best record in the National League at 68-40 with an 11.5-game lead in the NL West, while the Red Sox arrive 56-51, third in the AL East and holding the final American League wild card by 1.5 games. First pitch is 10:10 p.m. ET on Friday, July 31, 2026.
Red Sox vs Dodgers Market Context
The Red Sox vs Dodgers moneyline is the only two-sided contract on the board, and it has barely moved. Kalshi opened Los Angeles at 62c in the overnight snapshot series, printed 61c on the last capture before this read, and sits at 63c now, a 2c band across the entire session. Boston tracked the mirror image, 39c out to 40c and back to 39c. Volume says the price is live rather than stale: the Kalshi Dodgers contract has turned over roughly $9.1K in 24 hours against $5.4K on the Boston side, and the matched Polymarket pair has traded about $204.
The raw prices of 63c and 39c sum to 102c, so the overround is thin. Strip it out and the Red Sox vs Dodgers market implies 62% for Los Angeles and 38% for Boston. That is a softer read on the Dodgers than ESPN's matchup model, which projects Los Angeles at 67.7%, and the 5-point gap is the one place this board disagrees with an independent projection. The cross-platform picture is tight on the favorite and loose on the underdog: both books print the Dodgers at exactly 63c, but Boston is 39c on Kalshi and 38c on Polymarket, so the better Red Sox entry is on Polymarket. No run line and no total have been posted for this game. The only alternate contract on the board is a first-inning run market at 44c, quoted identically on both platforms.
Red Sox vs Dodgers Pitching and Offense Matchup
Boston hands the opener to left-hander Ranger Suarez, who is 4-3 with a 3.02 ERA across 18 starts and 95.1 innings, with 103 strikeouts against 26 walks, a 1.15 WHIP and a .233 opponent batting average. Suarez is the reason the Red Sox side is priced at 39c rather than deeper into the 20s. Los Angeles had not announced a starter as of this board read, which leaves the largest single input to the Red Sox vs Dodgers line unpriced. The Dodgers rotation is anchored by Yoshinobu Yamamoto, who leads the staff at a 2.72 ERA with 11 wins and 118 strikeouts, so the announcement is a genuine price event rather than a formality.
The offense is the argument for the favorite. Los Angeles has scored 558 runs in 108 games, 5.17 per game, on a .262 average and a .773 OPS with 139 home runs. Boston has scored 452 in 107 games, 4.22 per game, at .244 and a .707 OPS with 102 home runs. Freddie Freeman leads the Dodgers at .302, Shohei Ohtani has 23 home runs and Andy Pages leads the club with 71 RBI. Boston's production is concentrated: Willson Contreras leads the Red Sox in average (.285), home runs (22) and RBI (66), and no other Boston bat carries all three categories.
Run prevention is where the 63c starts to look full. The two staffs are nearly identical on the season, Boston at a 3.54 ERA with 403 runs allowed and Los Angeles at 3.58 with 400 allowed. The Dodgers hold the edge in traffic control, a 1.13 WHIP against 1.23, but this is not a mismatch. Both clubs are 3-2 across their last five completed games, and the venue splits nearly cancel: Los Angeles is 32-20 at Dodger Stadium and Boston is 31-22 on the road, which is the strongest single number the underdog brings to a 39c price. The Dodgers board from Thursday and the Red Sox board from Thursday carry the same typed moneyline shape for anyone tracking how each club was priced into this series.
When the Red Sox vs Dodgers Market Resolves
The Red Sox vs Dodgers market resolves on the final score of the game played at Dodger Stadium on Friday, July 31, 2026, with first pitch scheduled for 10:10 p.m. ET. Kalshi lists the game under the KXMLBGAME series and settles on the official result published by MLB, and the paired Polymarket event settles on the same outcome, with the engine carrying the two sides as a verified cross-platform pair. Extra innings count toward the result. Settlement posts once the official box score is final, and both platforms defer to their published rules if the game is postponed, suspended, or shortened.
Key Red Sox vs Dodgers Catalysts
Dodgers starter announcement: Los Angeles had no probable pitcher posted at this board read, the largest unpriced variable in the 63c line.
Ranger Suarez form: the Boston left-hander is 4-3 with a 3.02 ERA, a 1.15 WHIP and a .233 opponent average over 95.1 innings.
Offensive gap: Los Angeles averages 5.17 runs per game against Boston's 4.22, the clearest justification for the 24c spread between the two sides.
Cross-platform entry: the books agree at 63c on the Dodgers but split on Boston at 39c Kalshi and 38c Polymarket, putting the better underdog price on Polymarket.
Model versus market: ESPN projects Los Angeles at 67.7% against a de-vigged market read of 62%, a 5-point disagreement on the favorite.
First-inning contract: the run-in-the-first market sits at 44c on both platforms, a direct read on how quickly the starters settle in.
Related Red Sox vs Dodgers Markets
This game is one of 15 on the July 31, 2026 slate, all of which trade as typed moneyline boards on the MLB hub. Both clubs come in off Thursday games that carried the same board shape, Los Angeles against Seattle and Boston at the Athletics. For season-long exposure to the same names on this card, the ESPY best MLB player market prices the individual award race that Ohtani, Freeman and Yamamoto all sit inside, and the wider baseball category collects every MLB, KBO and NPB board currently quoted across Kalshi and Polymarket.
Resolution Criteria
Resolves to the team that wins the game at Dodger Stadium on Friday, July 31, 2026, with first pitch scheduled for 10:10 p.m. ET. Kalshi carries the game in the KXMLBGAME series and settles on the official final score published by MLB, and the paired Polymarket event settles on the same result, with the two sides verified as a cross-platform pair. Extra innings count toward the outcome; each winning contract pays $1 per share and the losing side settles at $0. The separate first-inning contract resolves YES if either team scores at least one run in the first inning. If the game is postponed, suspended, or shortened by weather, both platforms defer to their published rules for official games and rescheduled dates, which can void or roll contracts that do not reach an official result on the scheduled date.
Key Factors
- Dodgers starting pitcher unannounced at this board read, the largest unpriced input in the 63c moneyline
- Ranger Suarez (4-3, 3.02 ERA, 1.15 WHIP, .233 opponent average) starting for Boston across 18 starts and 95.1 innings
- Offensive gap of 5.17 runs per game for Los Angeles against 4.22 for Boston
- Cross-platform split on the underdog: Boston 39c on Kalshi and 38c on Polymarket, with both books at 63c on the Dodgers
- ESPN's matchup model at 67.7% for Los Angeles against a de-vigged market read of 62%
- First-inning run contract at 44c on both platforms as the only alternate market on this board
What are the current Red Sox vs Dodgers odds?
As of July 31, 2026, Los Angeles is the 63c moneyline favorite on both Kalshi and Polymarket, and Boston is 39c on Kalshi and 38c on Polymarket for a 38.5c cross-platform average.
Who is favored in Red Sox vs Dodgers and by what implied probability?
The Dodgers are favored. The 63c price implies 63% at face value, and after stripping the 2c overround out of the two-sided book the market reads 62% for Los Angeles and 38% for Boston.
Who is pitching in Red Sox vs Dodgers on July 31, 2026?
Boston starts left-hander Ranger Suarez, who is 4-3 with a 3.02 ERA, 103 strikeouts and a 1.15 WHIP over 95.1 innings. Los Angeles had not announced a starter as of this board read.
Where can I trade the Red Sox vs Dodgers market?
Both sides trade on Kalshi under the KXMLBGAME series and on the matched Polymarket event. The two books are verified as a cross-platform pair, so the same game settles identically on each.
When does the Red Sox vs Dodgers market resolve?
It resolves on the final score of the July 31, 2026 game at Dodger Stadium, first pitch 10:10 p.m. ET. Extra innings count, and settlement posts on both platforms once MLB publishes the official result.
What should I watch before Red Sox vs Dodgers resolves?
The Dodgers starter announcement is the one item that reprices this line, since Los Angeles was blank at the board read while Yoshinobu Yamamoto leads the staff at a 2.72 ERA. The first-inning run market at 44c is the secondary tell.