Polymarket market

Polymarket Saudi Arabia military action against Yemen on... odds

On Polymarket, the busiest line, October 5, is at 89%. The market settles by Oct 31, 2026, and $3K traded in the last 24 hours. Each contract pays $1 if it is right, so 89¢ reads as an 89% chance.

Trade on Polymarket

Polymarket · odds · updated

October 589%
October 675%
October 1265%
October 1865%
October 2157%

All 31 outcomes ↓

$3K
24h volume on Polymarket
$234K
total volume on Polymarket
7
open of 31 outcomes
Oct 31, 2026
settles

Polymarket odds on every outcome

Polymarket odds on each outcome of Saudi Arabia military action against Yemen on...
OutcomeChanceYes price24h volume
October 589%89¢$2KTrade
October 675%75¢$96Trade
October 1265%65¢$91Trade
October 1865%65¢$0Trade
October 2157%57¢$0Trade
October 2247%47¢$0Trade
October 2551%51¢$20Trade
October 1––$153Trade
October 2––$268Trade
October 3––$154Trade
Show 21 more outcomes
Polymarket odds on each outcome of Saudi Arabia military action against Yemen on...
OutcomeChanceYes price24h volume
October 4––$110Trade
October 7––$17Trade
October 8––$17Trade
October 9––$10Trade
October 10––$22Trade
October 11––$65Trade
October 13––$0Trade
October 14––$0Trade
October 15––$0Trade
October 16––$5Trade
October 17––$17Trade
October 19––$0Trade
October 20––$21Trade
October 23––$25Trade
October 24––$0Trade
October 26––$0Trade
October 27––$0Trade
October 28––$19Trade
October 29––$0Trade
October 30––$0Trade
October 31––$0Trade

Chance is each outcome's Yes price on Polymarket. A Yes contract at 89¢ pays $1 if that outcome wins.

How the odds have moved

Polymarket · October 5
89%▲ 39.6 pts since Oct 1
Yes price
Oct 127% – 89% scaleOct 5

Polymarket's own series for the outcome the headline prices, from where its history starts; one venue, not a blend.

How this market resolves

Polymarket's own settlement wording, in full. This, not the headline, decides who gets paid.

Show the full rules

This market will resolve to “Yes” if Saudi Arabia takes a qualifying military action against Yemen on the specified date, Yemen Standard Time. Otherwise this market will resolve to “No.”

A qualifying military action refers to an air strike or a surface-to-surface missile strike, initiated by Saudi Arabia, that directly impacts Yemen. An air strike includes bombs, air-to-surface missiles, and air-launched drones. A surface-to-surface missile strike includes one-way attack drones and surface-to-surface missiles such as cruise or ballistic missiles.

The qualifying military action must be carried out by the armed forces of Saudi Arabia. Actions carried out by private military contractors, mercenaries, or proxy forces will not qualify. Where a qualifying action is carried out in the course of a coalition or multinational operation, it will qualify only if the armed forces of Saudi Arabia directly conducted the strike.

The following actions do not constitute a qualifying military action: Munitions destroyed or intercepted before impact; Surface-to-air missile strikes; Small-arms fire; Ground incursions; Cyber operations; Naval gunfire and artillery fire; Howitzers, artillery pieces, mortars, and rocket artillery (e.g. MLRS systems); Minor surface-to-surface strikes, including short range loitering munitions, FPV drones, and ATGM strikes; Any threat, authorization, or announcement of force that has not been executed.

Any munition that is intercepted or destroyed before impact does not constitute a qualifying military action. Debris, fragments, or any wreckage from intercepted munitions that land on Yemen do not constitute a military action regardless of any damage incurred.

“Yemen” refers to the terrestrial territory of Yemen, including its internal waters. Yemen’s maritime territory and airspace are not encompassed. Where territorial borders are disputed, all territory claimed by and under the de facto control of Yemen as of market creation will qualify.

The occurrence, attribution, and timing of a qualifying military action will be primarily determined based on a consensus of information available from the resolution sources. Where multiple sources conflict regarding the occurrence, attribution, or timing of a relevant military action, this market will remain open until the earlier of: i) the confirmation of the occurrence, attribution, and timing of the action based on a consensus of information available from the resolution sources or ii) 3 full calendar days (Yemen Standard Time) from the date of the first credibly reported evidence of the action. If this period would extend past the end date, this market will remain open to allow for 3 full calendar days to pass. At the end of the third calendar day, if conflicting reports remain, the incident will be adjudicated based on the totality of information available from the resolution sources at that time. No single statement, denial, or presentation of evidence will govern where it is contradicted by the totality of information.

The resolution sources for this market will be official information from the governments and militaries of Saudi Arabia and Yemen, the Houthis, and a consensus of credible reporting.

Scheduled resolution: Oct 5, 2026.

How to trade this market on Polymarket

  1. Check your state first. A few states restrict some contracts.
  2. Open a Polymarket account. Americans trade on Polymarket US. Our Polymarket review covers sign-up and payouts.
  3. Buy Yes or No at the price shown, 89¢ for October 5 right now. Each contract pays $1 if you are right.
  4. Sell any time before it settles, or hold to the result. Polymarket's fees apply to each trade.

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Not on Kalshi here yet: we have not matched this question to a Kalshi market, so there is no second price to compare. Kalshi vs Polymarket compares the two venues.

Common questions

What are the Polymarket odds on Saudi Arabia military action against Yemen on...?

On Polymarket, the busiest line, October 5, is at 89%. That is a market-implied probability, not a forecast, and it moves as traders buy and sell.

How does this market resolve?

By Polymarket's own settlement rules for this market. Two venues can word the same question differently and settle differently, so read them before you trade.

Is this question on Kalshi too?

We have not matched it to a Kalshi market yet. When we do, both prices appear side by side here.

Can I trade this market in my state?

In most states, yes, on Polymarket US. A few states have acted against some contracts. Check your state first.

How accurate are Polymarket odds?

Often more accurate than polls, though never certain. A price of 70% should lose three times in ten. How accurate prediction markets are has the research.

What does it cost to trade on Polymarket?

A taker fee on most markets, largest near 50¢, and some categories charge nothing. Polymarket's fees has the detail.