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Updated 15 min. ago

Will the Cleveland Guardians win the 2026 World Series?
6 %
chance
MLB World Series Champion 2026
3 outcomes- Milwaukee Brewers62 %
- Tampa Bay Rays32 %
- Cleveland Guardians6 %
Total volume
$1.7M
24h vol.
$46.5K
1w vol.
$322.7K
1m vol.
$614.6K
Liquidity
$151.8K
Bid / Ask
6¢ / 7¢
Spread 1¢
Last trade
6¢
Start date
Jan 21, 2026
End date
Oct 31, 2026
ends in 2 wk.
How reliable is this price range?
Of 669 resolved Polymarket Sports markets priced 5–15% seven days before resolution, 13.8% resolved YES. That is 3.9 points more often than their average price of 9.8% implied — prices in this range have tended to run low.
A historical frequency for the price range, not a probability for this market and not advice. How we measure this
Orderbook
Spread: 1¢Snapshot from cache
The AI's estimate
The AI and the market agreesonar · analysed 8 hr. ago
From the daily AI research
Cleveland is still alive in the reported ALCS, but the evidence places it behind every other remaining contender and the current 6.3% Polymarket price is broadly consistent with that market view. FanDuel and DraftKings evidence is conflicting in exact price (+550 versus +650) but agrees on Cleveland's long-shot status; no sourced development in the available results justifies moving materially away from the Polymarket price, so the estimate remains 6.3%. The market's 24-hour decline and ask-heavy depth support caution, while the 43-to-7 recent buy/sell trade imbalance suggests some traders are still attempting to buy the dip. Historical calibration for the 5%-15% band was supplied in the prompt at 13.8% YES, which would indicate prices in this range have historically run low, but the current team-specific playoff state and market odds are more relevant; resolution risk is low because MLB's winner is a clear criterion.
Two of the key facts
- MLB's standings page lists Cleveland at 85-77, first in the AL Central, with an 8-2 last-10 record, +11 run differential, 678 runs scored and 667 allowed; it also lists a 25-36 record against teams at least .500. [7]
- CBS Sports reports Cleveland's ALCS series against Tampa Bay had reached Game 5 after weather postponement, with Cleveland's next reported games on October 19 and October 20; it lists injuries to Rhys Hoskins and Colin Holderman. [2]
Bull and bear case, the remaining facts and the full resolution analysis come with a plan.
Sources, key facts and what would change the call.
✦ AI assessment
Generate structured research
Recent trades (50)
| Time | Side | Price | Size |
|---|---|---|---|
| 19 min. ago | Sell | 6¢ | 25 |
| 19 min. ago | Buy | 6¢ | 5 |
| 19 min. ago | Buy | 6¢ | 20 |
| 24 min. ago | Buy | 7¢ | 16 |
| 24 min. ago | Buy | 93¢ | 16 |
| 38 min. ago | Buy | 7¢ | 1,445 |
| 38 min. ago | Sell | 7¢ | 1,445 |
| 38 min. ago | Buy | 7¢ | 1,159 |
| 38 min. ago | Buy | 94¢ | 1,159 |
| 38 min. ago | Buy | 7¢ | 2,000 |
| 38 min. ago | Buy | 94¢ | 2,000 |
| 38 min. ago | Buy | 6¢ | 300 |
| 38 min. ago | Sell | 6¢ | 100 |
| 38 min. ago | Sell | 6¢ | 200 |
| 4 hr. ago | Buy | 6¢ | 140 |
| 4 hr. ago | Sell | 6¢ | 140 |
| 4 hr. ago | Sell | 94¢ | 1 |
| 4 hr. ago | Sell | 6¢ | 1 |
| 7 hr. ago | Buy | 94¢ | 1 |
| 7 hr. ago | Buy | 6¢ | 1 |
| 7 hr. ago | Buy | 94¢ | 10 |
| 7 hr. ago | Buy | 6¢ | 10 |
| 8 hr. ago | Buy | 7¢ | 253 |
| 8 hr. ago | Buy | 94¢ | 253 |
| 8 hr. ago | Buy | 94¢ | 43 |
| 8 hr. ago | Buy | 6¢ | 43 |
| 8 hr. ago | Buy | 94¢ | 30 |
| 8 hr. ago | Sell | 94¢ | 30 |
| 8 hr. ago | Buy | 7¢ | 200 |
| 8 hr. ago | Buy | 94¢ | 200 |
| 9 hr. ago | Buy | 6¢ | 135 |
| 9 hr. ago | Sell | 6¢ | 20 |
| 9 hr. ago | Buy | 94¢ | 85 |
| 9 hr. ago | Buy | 94¢ | 30 |
| 9 hr. ago | Buy | 95¢ | 6,666 |
| 9 hr. ago | Buy | 5¢ | 6,666 |
| 9 hr. ago | Buy | 95¢ | 9,500 |
| 9 hr. ago | Buy | 5¢ | 9,500 |
| 9 hr. ago | Buy | 95¢ | 18 |
| 9 hr. ago | Buy | 6¢ | 18 |
| 9 hr. ago | Buy | 94¢ | 200 |
| 9 hr. ago | Buy | 6¢ | 180 |
| 9 hr. ago | Buy | 6¢ | 20 |
| 9 hr. ago | Buy | 94¢ | 77 |
| 9 hr. ago | Sell | 94¢ | 77 |
| 10 hr. ago | Buy | 7¢ | 206 |
| 10 hr. ago | Buy | 94¢ | 206 |
| 10 hr. ago | Buy | 7¢ | 257 |
| 10 hr. ago | Buy | 94¢ | 257 |
| 10 hr. ago | Buy | 7¢ | 387 |
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