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Live prediction market odds for Houston Astros vs. San Francisco Giants (9:45 PM ET). Compare prices across Kalshi and Polymarket US and Polymarket and ProphetX.

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Claim offerLegal in USAVerified Sep 14, 2026

MARKET RESOLVEDKalshi / Polymarket US / Polymarket / ProphetX

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Houston Astros Wins: Houston Astros vs. San Francisco Giants (9:45 PM ET)

MLB·Resolved 2026-08-10

This market resolved on 2026-08-10. Houston Astros was the officially declared outcome. Prior to resolution, the market peaked at 97%.

About This Market

Houston Astros vs.

Houston Astros vs. San Francisco Giants (9:45 PM ET) — MLB game held on 2026-08-10. Review the historical prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.

Price History

Multi-Platform Probabilities
Loading 30D data…

Final Closing Odds

4 platforms
Candidate
Kalshi
Polymarket US
Polymarket
ProphetX
Christian Koss Under 1.5 Home Runs
——100%—
Grant McCray Under 1.5 Home Runs
——100%—
Drew Gilbert Under 1.5 Home Runs
——100%—
Cam Smith Under 1.5 Home Runs
——99%—
Jose Altuve Under 1.5 Home Runs
——99%—
Yainer Diaz Under 1.5 Home Runs
——99%—
Blade Tidwell Over 4.5 Strikeouts
99%———
Blade Tidwell Over 5.5 Strikeouts
99%———
Christian Walker Over 0.5 Hits + Runs + RBIs
99%———
Drew Cavanaugh Under 0.5 Home Runs
———99%
Over 2.5 runs scored
99%———
Over 3.5 runs scored
99%———
Over 4.5 runs scored
99%———
Yordan Alvarez Over 0.5 Hits + Runs + RBIs
99%———
Christian Vazquez Under 0.5 Home Runs
———99%
Christian Walker Under 0.5 Home Runs
——1%99%
Taylor Trammell Under 0.5 Home Runs
———99%
Willy Adames Under 1.5 Home Runs
——99%—
Isaac Paredes Under 1.5 Home Runs
——98%—
Osleivis Basabe Under 1.5 Home Runs
——98%—
Bryce Eldridge Under 1.5 Home Runs
——98%—
Christian Walker Under 1.5 Home Runs
——98%—
Jeremy Pena Under 1.5 Home Runs
——98%—
Rafael Devers Under 1.5 Home Runs
——98%—
Yordan Alvarez Under 1.5 Home Runs
——98%—
Christian Koss Under 0.5 Home Runs
——96%99%
Jung Hoo Lee Under 0.5 Home Runs
——96%99%
Drew Gilbert Under 0.5 Home Runs
——95%99%
Osleivis Basabe Under 0.5 Home Runs
——95%99%
Jose Altuve Under 0.5 Home Runs
——94%99%
Houston Astros spread plus 4.5
———95%
Grant McCray Under 0.5 Home Runs
——95%99%
Cam Smith Under 0.5 Home Runs
——94%99%
Houston Astros spread plus 3.5
———93%
San Francisco Giants spread plus 4.5
———93%
Daulton Varsho Under 0.5 Home Runs
——86%99%
Jung Hoo Lee Under 1.5 Home Runs
——92%—
Jeremy Pena Under 0.5 Home Runs
——92%99%
Isaac Paredes Under 0.5 Home Runs
——91%99%
Bryce Eldridge Under 0.5 Home Runs
——84%97%
Total under 11.5
———89%
Willy Adames Under 0.5 Home Runs
——89%99%
San Francisco Giants spread plus 3.5
———88%
Yordan Alvarez Under 0.5 Home Runs
——76%99%
Houston Astros spread plus 2.5
——82%91%
Blade Tidwell Over 1.5 Strikeouts
99%—85%—
Blade Tidwell Under 1.5 Strikeouts
——85%—
Total under 6.5
———81%
Drew Cavanaugh Under 0.5 Hits + Runs + RBIs
———80%
Grant McCray Under 0.5 Hits + Runs + RBIs
———80%
Yainer Diaz Under 0.5 Home Runs
——62%97%
Houston AstrosWINNER
99%94%65%99%
Houston Astros spread plus 1.5
——73%85%
Total under 5.5
———78%
Christian Koss Under 1.5 Hits + Runs + RBIs
———77%
Christian Vazquez Under 0.5 Hits + Runs + RBIs
———74%
Isaac Paredes Under 1.5 Hits + Runs + RBIs
———74%
Total under 10.5
———74%
Hayden Wesneski Over 2.5 Strikeouts
99%—74%—
Hayden Wesneski Under 2.5 Strikeouts
——74%—
Total over 7.5
99%—56%89%
Hayden Wesneski Under 4.5 Strikeouts
——63%82%
Jose Altuve Under 1.5 Hits + Runs + RBIs
———72%
Blade Tidwell Over 3.5 Strikeouts
99%—45%99%
Taylor Trammell Under 0.5 Hits + Runs + RBIs
———70%
Blade Tidwell Over 2.5 Strikeouts
99%—69%—
Blade Tidwell Under 2.5 Strikeouts
——69%—
Jeremy Pena Under 2.5 Hits + Runs + RBIs
———68%
Osleivis Basabe Under 1.5 Hits + Runs + RBIs
———67%
Houston Astros spread minus 1.5
99%—44%89%
Christian Vazquez Under 1.5 Hits + Runs + RBIs
———66%
Jung Hoo Lee Under 1.5 Hits + Runs + RBIs
———66%
San Francisco Giants spread plus 1.0
———65%
Christian Koss Over 0.5 Hits + Runs + RBIs
———64%
Cam Smith Under 1.5 Hits + Runs + RBIs
———63%
Yordan Alvarez Over 1.5 Hits + Runs + RBIs
99%——62%
Total under 9.5
——37%86%
Bryce Eldridge Under 1.5 Hits + Runs + RBIs
———61%
Daulton Varsho Under 1.5 Hits + Runs + RBIs
———61%
Houston Astros spread plus 1.0
———60%
Hayden Wesneski Over 4.5 Strikeouts
1%—37%83%
Blade Tidwell Under 3.5 Strikeouts
——45%74%
Drew Gilbert Over 0.5 Hits + Runs + RBIs
———59%
Jeremy Pena Under 1.5 Hits + Runs + RBIs
———59%
Willy Adames Under 1.5 Hits + Runs + RBIs
———59%
Yordan Alvarez Over 2.5 Hits + Runs + RBIs
99%——59%
Taylor Trammell Under 1.5 Hits + Runs + RBIs
———58%
San Francisco Giants spread plus 2.5
——65%51%
Christian Walker Under 1.5 Hits + Runs + RBIs
———57%
Taylor Trammell Over 0.5 Hits + Runs + RBIs
———57%
Total over 8.5
99%—51%62%
Rafael Devers Under 1.5 Hits + Runs + RBIs
———55%
Christian Walker Over 1.5 Hits + Runs + RBIs
1%——54%
Yainer Diaz Under 1.5 Hits + Runs + RBIs
———54%
Rafael Devers Under 0.5 Home Runs
——12%96%
Total over 8.0
———54%
Yainer Diaz Over 1.5 Hits + Runs + RBIs
———54%
Taylor Trammell Over 1.5 Hits + Runs + RBIs
———53%
Total under 9.0
———53%
Hayden Wesneski Over 3.5 Strikeouts
99%—38%67%
Drew Gilbert Under 0.5 Hits + Runs + RBIs
———52%
Jeremy Pena Over 1.5 Hits + Runs + RBIs
———52%
Willy Adames Over 1.5 Hits + Runs + RBIs
———52%
Yordan Alvarez Under 2.5 Hits + Runs + RBIs
———52%
Total over 9.0
———51%
Total under 8.0
———51%
Bryce Eldridge Over 1.5 Hits + Runs + RBIs
———50%
Christian Vazquez Over 1.5 Hits + Runs + RBIs
———50%
Daulton Varsho Over 1.5 Hits + Runs + RBIs
———49%
Houston Astros spread minus 2.5
99%—35%61%
San Francisco Giants spread minus 2.5
1%—82%14%
Cam Smith Over 1.5 Hits + Runs + RBIs
———48%
Bryce Eldridge Over 0.5 Home Runs
——84%11%
Yordan Alvarez Over 4.5 Hits + Runs + RBIs
47%———
Daulton Varsho Over 0.5 Home Runs
——86%8%
Total under 8.5
——51%42%
Christian Koss Under 0.5 Hits + Runs + RBIs
———46%
Osleivis Basabe Over 1.5 Hits + Runs + RBIs
———46%
Yordan Alvarez Over 3.5 Hits + Runs + RBIs
45%———
Jung Hoo Lee Over 1.5 Hits + Runs + RBIs
———44%
San Francisco Giants spread minus 1.0
———44%
Yordan Alvarez Over 0.5 Home Runs
1%—76%7%
Yordan Alvarez Under 1.5 Hits + Runs + RBIs
———41%
Jeremy Pena Over 2.5 Hits + Runs + RBIs
———41%
Hayden Wesneski Under 3.5 Strikeouts
——38%42%
Houston Astros spread minus 1.0
———40%
Jose Altuve Over 1.5 Hits + Runs + RBIs
———39%
Christian Vazquez Over 0.5 Hits + Runs + RBIs
———38%
Isaac Paredes Over 1.5 Hits + Runs + RBIs
———36%
Total over 10.5
1%——36%
San Francisco Giants spread plus 1.5
——44%23%
Total under 7.5
——44%22%
Christian Koss Over 1.5 Hits + Runs + RBIs
———32%
Grant McCray Over 0.5 Hits + Runs + RBIs
———30%
Drew Cavanaugh Over 0.5 Hits + Runs + RBIs
———29%
Rafael Devers Over 1.5 Hits + Runs + RBIs
2%——56%
Total over 6.5
99%——28%
Total over 9.5
1%—37%17%
Yainer Diaz Over 0.5 Home Runs
——38%10%
Total over 5.5
99%——24%
Houston wins by over 3.5 runs
1%——23%
Total over 11.5
1%——22%
Rafael Devers Over 3.5 Hits + Runs + RBIs
20%———
San Francisco Giants spread minus 1.5
2%—27%18%
San Francisco Giants spread minus 3.5
1%——17%
Rafael Devers Over 0.5 Home Runs
1%—16%15%
Rafael Devers Over 2.5 Hits + Runs + RBIs
14%———
Houston Astros spread minus 4.5
———10%
Taylor Trammell Over 0.5 Home Runs
———9%
San Francisco Giants spread minus 4.5
———9%
Hayden Wesneski Over 1.5 Strikeouts
99%—9%—
Hayden Wesneski Under 1.5 Strikeouts
——9%—
Willy Adames Over 0.5 Home Runs
——11%7%
Jung Hoo Lee Over 1.5 Home Runs
——8%—
Jeremy Pena Over 0.5 Home Runs
——8%7%
Isaac Paredes Over 0.5 Home Runs
——9%6%
Drew Gilbert Over 0.5 Home Runs
——5%9%
Christian Vazquez Over 0.5 Home Runs
———7%
Jose Altuve Over 0.5 Home Runs
——6%7%
Osleivis Basabe Over 0.5 Home Runs
——5%7%
Cam Smith Over 0.5 Home Runs
——6%6%
San Francisco Giants
1%6%56%4%
Jung Hoo Lee Over 0.5 Home Runs
——5%7%
Grant McCray Over 0.5 Home Runs
——6%6%
Christian Walker Over 0.5 Home Runs
2%—1%9%
Christian Koss Over 0.5 Home Runs
——4%7%
Drew Cavanaugh Over 0.5 Home Runs
———5%
Rafael Devers Over 1.5 Home Runs
7%—2%—
Yordan Alvarez Over 1.5 Home Runs
4%—2%—
Bryce Eldridge Over 1.5 Home Runs
——2%—
Christian Walker Over 1.5 Home Runs
2%—2%—
Jeremy Pena Over 1.5 Home Runs
——2%—
Isaac Paredes Over 1.5 Home Runs
——2%—
Osleivis Basabe Over 1.5 Home Runs
——2%—
Willy Adames Over 1.5 Home Runs
——1%—
Blade Tidwell Over 6.5 Strikeouts
1%———
Christian Walker Over 2.5 Hits + Runs + RBIs
1%———
Daulton Varsho Over 1.5 Home Runs
——1%—
Daulton Varsho Under 1.5 Home Runs
——1%—
Hayden Wesneski Over 5.5 Strikeouts
1%———
Hayden Wesneski Over 6.5 Strikeouts
1%———
Hayden Wesneski Over 7.5 Strikeouts
1%———
Over 12.5 runs scored
1%———
Rafael Devers Over 0.5 Hits + Runs + RBIs
1%———
Cam Smith Over 1.5 Home Runs
——1%—
Jose Altuve Over 1.5 Home Runs
——1%—
Yainer Diaz Over 1.5 Home Runs
——1%—
Drew Gilbert Over 1.5 Home Runs
——0%—
Grant McCray Over 1.5 Home Runs
——0%—
Christian Koss Over 1.5 Home Runs
——0%—
Christian Walker Over 3.5 Hits + Runs + RBIs
0%———
Christian Walker Over 4.5 Hits + Runs + RBIs
0%———
Rafael Devers Over 4.5 Hits + Runs + RBIs
0%———

Resolution Oracles

KalshiKalshi
Kalshi Rules
PolymarketPolymarket
UMA Optimistic OracleConsensus of Sources
ProphetXProphetX
ProphetX Rules
Read Full Market Rulebooks
Stats
Spread54.5%
Platforms4
Candidates2
Winner

Houston Astros

89.3% avg

Market RulebooksOfficial settlement criteria and edge cases

Market Rulebook: Houston Astros vs. San Francisco Giants (9:45 PM ET)

Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket and Polymarket US and ProphetX.

KalshiKalshi
Primary Rule

If Houston wins the Houston vs San Francisco professional baseball game originally scheduled for Aug 10, 2026 at 9:45 PM EDT, then the market resolves to Yes.

Edge Cases

The following market refers to the Houston vs San Francisco professional baseball game originally scheduled for Aug 10, 2026 at 9:45 PM EDT. If this game is postponed or delayed, the market will remain open and close after the rescheduled game has finished (within two days). If the game is cancelled or rescheduled to over two days away, the market will resolve to a fair price in accordance with the rules. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.

Resolution Oracles
Kalshi Rules
PolymarketPolymarket
Primary Rule

In the upcoming MLB game between the Houston Astros and San Francisco Giants, scheduled for August 10 at 9:45PM ET: This market will resolve to "Houston Astros" if the Houston Astros win the game. This market will resolve to "San Francisco Giants" if the San Francisco Giants win the game. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

Resolution Oracles
UMA Optimistic OracleConsensus of Sources
Polymarket USPolymarket US
Primary Rule

This market will settle to the winner of the Houston Astros vs San Francisco Giants MLB game scheduled for 2026-08-10 at 9:45PM ET. Extra innings are included if played. If the game is delayed, postponed, or suspended and not rescheduled to a date within two weeks of the originally scheduled date, the market will settle to the last fair market price. Outcome sourced from MLB.

ProphetXProphetX
Primary Rule

Sports moneyline - resolves based on official game outcome per ProphetX Prediction Rules

Resolution Oracles
ProphetX Rules

Frequently Asked Questions

What does the Houston Astros vs. San Francisco Giants (9:45 PM ET) prediction market track?

The outcomes listed above show how traders are pricing this question. Compare outcome prices from Kalshi, Polymarket US, Polymarket, ProphetX in one place. Each price reflects the market’s implied probability, not a guaranteed result. This event is archived; prices shown are historical.

What were the last available Houston Astros vs. San Francisco Giants (9:45 PM ET) odds?

The last available prices are Houston Astros: 99.0¢ on Kalshi, 65.0¢ on Polymarket, 99.0¢ on ProphetX, 94.0¢ on Polymarket US; San Francisco Giants: 1.0¢ on Kalshi, 55.5¢ on Polymarket, 4.1¢ on ProphetX, 6.0¢ on Polymarket US. Prices are quoted in cents per $1 share. Check the venue for executable prices and available liquidity. The last available price is not necessarily the final settlement price.

Why do Houston Astros vs. San Francisco Giants (9:45 PM ET) odds vary across prediction markets?

The largest price difference shown across venues is 54.5 percentage points. Venues have different traders, liquidity and fees, so their prices can differ. A price gap alone does not establish an executable arbitrage opportunity; compare settlement rules and the actual buy and sell prices.

How do Houston Astros vs. San Francisco Giants (9:45 PM ET) prediction market payouts work?

For example, Houston Astros at 89.3¢ implies about a 89.3% chance. For a standard $1 contract, a share pays $1 if its outcome settles as correct and $0 if it settles as incorrect. A winning share bought at 40¢ earns 60¢ before fees. Check each venue’s settlement rules, fees and eligibility before trading. Historical prices alone do not identify the winning outcome.

Learn more:How to Read Prediction Market PricesCompare Fees Before You TradeNew to Polymarket?

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No price history available