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Will the US-Iran ceasefire hold through 3 November 2026?

Resolution: Updated:

In short

The market treats a breakdown of the ceasefire in the next day as very unlikely. That reading rests on a narrow technical bar: only a direct US air or missile strike on Iran counts against the ceasefire holding, and no other form of military friction โ€” interceptions, naval fire, cyber action, ground incursions, drone or anti-tank strikes โ€” changes the outcome. A reversal would need a specific, publicly confirmed US strike order before 11:59 PM Iran Standard Time on 3 November 2026.

Editorial illustration for: Will the US-Iran ceasefire hold through 3 November 2026?

How the contract works

A contract on this market settles at $1 if no qualifying US strike on Iran occurs before the deadline, and at nothing if one does. The price at any moment reflects what buyers and sellers currently think the chance of that outcome is โ€” a contract trading at 0.30, for example, would imply the market sees roughly a three-in-ten chance the ceasefire fails, not this market's actual level. The event resolves based on US and Iranian government statements and verified strike reports, with a settlement cutoff at 11:59 PM Iran Standard Time on 3 November 2026. A position in this market can generally be sold before that deadline at whatever price the market is offering at the time, rather than held to settlement.
What the market thinks happens
$100
Yes97%

The event happens

Costs now
$0.97
If you put in $100
$103
No3%

The event does not happen

Costs now
$0.03
If you put in $100
$3,333

Probability

History starts collecting once the event is tracked

How the price has moved

The current consensus of 97% comes from a single tracked venue, Polymarket, with total volume of $580,992. No day-over-day or week-over-week change figures are available for this market, so it is not possible to characterize a specific move here; what is clear is that the price sits close to the top of its possible range with no competing venue showing a different estimate. A level this high, on a question with a narrow technical trigger and a one-day remaining window, is consistent with a market that sees the specified event as close to settled already, absent any new public signal.

Analysis

Context

This market asks a narrow, short-horizon question: does the current ceasefire between the United States and Iran survive one more day without the US carrying out a qualifying military strike. It does not ask about Iranian actions, about the broader state of relations, or about lower-intensity friction between the two countries. It asks specifically whether US forces conduct a direct air strike or surface-to-surface missile strike against Iranian territory before the resolution deadline. The resolution rules are deliberately narrow. Intercepted munitions do not count. Naval or artillery fire does not count. Cyber operations do not count. Ground incursions do not count. Even small-scale strikes using first-person-view drones or anti-tank guided missiles are explicitly excluded. Only a clearly attributable US air strike or missile strike directed at Iran would flip the result to No. Because the window is so short โ€” one day from today, 2 November 2026, to the 3 November 2026 deadline โ€” the question functions less as a forecast of US-Iran relations generally and more as a bet on whether a major, visible military decision gets made and executed in the next 24 to 36 hours.
The consensus figure across tracked venues sits at 97%, drawn from a single active venue, Polymarket, carrying $580,992 in trading volume. A figure that high, concentrated in one venue with no competing price to triangulate against, tells a specific story: traders see almost no realistic path to a qualifying strike happening in the remaining window, and there is no second market offering a materially different view to create a spread worth discussing. The structure of the resolution rules does a lot of the work here. The question is not whether US-Iran tensions ease or escalate in general โ€” it is whether one very specific category of event occurs: a direct US air strike or surface-to-surface missile strike on Iranian territory. Everything else that might plausibly happen in a tense standoff โ€” intercepted munitions, naval skirmishes, cyber operations, ground incursions, drone or anti-tank strikes โ€” is explicitly carved out and does not affect the result. That narrows the paths to a No outcome considerably, which is consistent with a price clustered near the top of the range. No day-over-day or week-over-week price movement figures are available for this market beyond the current consensus, so it is not possible to say from the data here whether the price has been stable at this level or arrived at it recently. What can be said is that a single-venue market with volume under $600,000 and a price near the top of its possible range typically reflects a low-contest question rather than one where information is actively being fought over. The decision that would move this market rests entirely with the US executive branch and military command โ€” a strike of the qualifying type would have to be ordered and executed, and would almost certainly be reported immediately given the stakes involved. The absence of any such reporting as of 2 November 2026, combined with the short time remaining, is the practical reason the market sits where it does.

What moves the probability

  1. Narrow strike definition

    Only a direct US air strike or surface-to-surface missile strike on Iran counts against the ceasefire holding. Interceptions, naval fire, cyber operations, ground incursions, and small drone or anti-tank strikes are all excluded, which removes most plausible lower-level friction as a trigger for a No outcome.

  2. Short remaining window

    The market resolves by 11:59 PM Iran Standard Time on 3 November 2026, roughly a day from now. A short window limits how much can realistically change and tends to push markets toward the extremes of their range when no immediate trigger is visible.

  3. Single point of decision

    A qualifying strike requires an affirmative US military decision and execution, not an ambiguous escalation. That concentrates the uncertainty in one identifiable actor and one identifiable type of action, making the absence of public signals of an imminent strike meaningful.

  4. Reporting requirement

    Resolution depends on verified strike reports and government statements, meaning any qualifying strike would need to be publicly confirmable. The lack of any such confirmation as of 2 November 2026 is itself informative about where the next day is likely to head.

The case for

  • No US air strike or surface-to-surface missile strike against Iran is publicly reported or ordered before 11:59 PM Iran Standard Time on 3 November 2026.
  • Any US military friction that does occur falls into an excluded category such as interceptions, naval fire, cyber operations, ground incursions, or small drone and anti-tank strikes.
  • The ceasefire remains formally in place through the deadline with no announced change in US strike policy toward Iran.

The case against

  • The United States orders and carries out a qualifying air or missile strike directly impacting Iranian territory before the 3 November 2026 deadline.
  • A rapid escalation in the final day of the window produces a confirmable strike that is reported by government statements or verified strike reports before the cutoff.

What to watch

The only development that matters for this market between now and the 3 November 2026 deadline is a US air strike or surface-to-surface missile strike directly impacting Iran, confirmed through government statements or verified strike reporting. Any other form of military activity โ€” interceptions, naval or artillery exchanges, cyber incidents, ground incursions, or small drone and anti-tank strikes โ€” does not affect the resolution regardless of how it is covered in the news. The settlement cutoff is 11:59 PM Iran Standard Time on 3 November 2026.

Trade this contract

Venues (1)

Open on PolymarketYes 0.97
  • gas covered
  • no trading fee

More about this event

Venues (1)

Resolution rules

Determined by
Polymarket / US and Iranian government statements, verified strike reports
Resolution date

The market resolves No if the United States carries out a qualifying military strike โ€” a direct air strike or surface-to-surface missile strike โ€” against Iran before 11:59 PM Iran Standard Time on 3 November 2026. Excluded from counting as a qualifying strike are intercepted munitions, naval or artillery fire, cyber operations, ground incursions, and minor actions such as first-person-view drone strikes or anti-tank guided missile strikes. If no qualifying strike occurs by the deadline, the market resolves Yes. Resolution draws on Polymarket data along with US and Iranian government statements and verified strike reports.

Calculation methodology โ†’

Local context

This is a live US foreign policy and military question, not a background geopolitical story. A decision by the US government to strike Iran would involve American forces directly and would be a significant moment for US national security policy, Congressional oversight, and alliance relationships in the Gulf. For readers in the UK, Canada, Australia and elsewhere, US military posture toward Iran also shapes regional energy markets and security calculations that extend beyond American borders, even though the market itself prices a narrow, US-specific trigger.

Common questions

What exactly settles this market and when
It settles based on whether the United States conducts a qualifying air strike or surface-to-surface missile strike directly impacting Iran before 11:59 PM Iran Standard Time on 3 November 2026. If no such strike occurs by that time, the market resolves Yes; if one does, it resolves No. The source is Polymarket combined with US and Iranian government statements and verified strike reports.
What does the current price actually mean
The price reflects what traders currently think the probability is that the ceasefire holds through the deadline, expressed as a number between 0 and 1. It is not a guarantee and it changes as new information arrives; it simply summarizes the current balance of buyers and sellers.
What counts as a qualifying strike and what does not
A qualifying strike is a direct US air strike or surface-to-surface missile strike on Iran. Explicitly excluded are intercepted munitions, naval or artillery fire, cyber operations, ground incursions, and minor strikes such as those from first-person-view drones or anti-tank guided missiles.
What happens if the situation is ambiguous or reporting is delayed
The rules point to verified strike reports and government statements as the resolution source, which means resolution depends on there being a confirmable, attributable event. An unconfirmed or disputed incident would not on its own be sufficient to flip the market to No.
Why is the price so high given this is a tense standoff
The narrow definition of what counts as a qualifying strike excludes most of the lower-level friction that can occur between two states in a standoff, and the window to the deadline is short. Both factors reduce the number of plausible paths to a No outcome in the time remaining.
Is there more than one market tracking this question
As of now, Polymarket is the only venue tracked for this question, with volume of $580,992. There is no second venue price available to compare against.

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