AgentFlareCleveland Guardians vs. Tampa Bay Rays — Live Odds & Analysis
Live Polymarket odds for "Cleveland Guardians vs. Tampa Bay Rays": 1st 5 Innings O/U 2.5 Over 82%. 12 markets, $880,762.79 volume. Real-money prediction-market data.
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What the market is asking and how traders are pricing it
The event asks who will win the Cleveland Guardians–Tampa Bay Rays game scheduled for October 12 at 8:00 PM ET; if postponed, it remains open until completion. Across 12 active markets, traders currently price Tampa Bay at 80% to win and 65% to win by more than 1.5 runs. Run production is also priced aggressively: the first-five-innings Over is 82% at 2.5 runs, 69% at 3.5, 62% at 4.5, 56% at 5.5, and 54% at 6.5. Cleveland is priced above 0.5 runs at 62%.
What the odds and volume imply, and what would move them
The $880,762.79 volume indicates substantial trading activity, but it does not make these outcomes certain: each percentage is a market-implied probability, not a prediction. The pricing reflects a market favoring Tampa Bay while assigning meaningful probability to an early, relatively high-scoring game. Prices could move with new trading, lineup or starting-pitcher information, game-time conditions, or in-game developments. The supplied event facts differ from publicly displayed odds elsewhere, so these figures should be treated specifically as the stated live snapshot.
Current market odds
| Market | Leading outcome | Volume |
|---|---|---|
| 1st 5 Innings O/U 2.5 | Over 82% | $0 |
| Cleveland Guardians vs. Tampa Bay Rays | Tampa Bay Rays 80% | $531,739.36 |
| 1st 5 Innings O/U 3.5 | Over 69% | $25.79 |
| Spread -1.5 | Tampa Bay Rays 65% | $140,593.17 |
| 1st 5 Innings O/U 4.5 | Over 62% | $0 |
| Cleveland Guardians O/U 0.5 | Over 62% | $11.1 |
| 1st 5 Innings O/U 5.5 | Over 56% | $0 |
| 1st 5 Innings O/U 6.5 | Over 54% | $13.59 |
| O/U 6.5 | Over 53% | $179,505.77 |
| 1st 5 Innings Spread -1.5 | Tampa Bay Rays 50% | $0 |
| 1st 5 Innings Spread -1.5 | Cleveland Guardians 50% | $5 |
| Extra Innings | Yes 50% | $105.3 |
Live data via the AISA Polymarket API. Updated 2026-10-13. View on Polymarket ↗
Sources & citations
- https://polymarket.us/event/mlb-cle-tb-2026-10-12
- https://polymarket.us/sports/mlb/mlb-cle-tb-2026-10-13
- https://polymarket.us/event/mlb-cle-tb-2026-10-13
- https://www.cleveland.com/betting/2026/10/polymarket-referral-code-cleve-enhances-25-bonus-in-oh-for-guardians-vs-rays-for-alcs-game-1.html
- Polymarket via AISA API