Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Trump Prediction) Pick polygram.ink (preferred broker) |
98% | 2% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
98% | 2% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| August 31 | 98% |
| August 15 | 98% |
| July 31 | 95% |
| July 19 | 0% |
| July 21 | 0% |
| July 24 | 0% |
Market context
The market is still anchored to the question of whether Washington will formally and publicly say its offensive campaign against Iran has ended, not merely paused. That distinction matters because earlier reporting has already shown the US announcing suspensions, holds, or ceasefires while keeping defensive operations active, which is exactly the kind of language that can leave a market unresolved until there is a clear official termination statement. [1][7][16]
Historically, the useful comparison is the June 2026 pattern: Trump publicly signalled pauses, then negotiations, then a broader ceasefire framework, with Reuters-linked summaries noting interim deals, a 60-day ceasefire extension, and later claims that both sides would stop military operations after pressure from the White House. That sequence shows how this market tends to trade less on battlefield conditions than on whether the administration upgrades a temporary operational pause into a formal announcement ending offensive action. [13][14][17]
The immediate catalyst is therefore any White House, Pentagon, or Trump statement that moves from “halted”, “suspended”, or “on hold” to explicit cessation, termination, or suspension of offensive operations. Recent coverage from NBC and BBC has repeatedly tied pauses to ongoing talks, temporary truces, and pending documents or signatures, so traders are leaning on the next official declaration and any scheduled diplomatic signing rather than on poll movement or campaign-style events. Reuters-style reporting on the ceasefire framework remains the cleanest guide to whether the market can move off 0% YES.
Methodology
This page tracks US announces halt in Iran offensive operations by 2026? across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. For users geo-blocked from Polymarket directly, brokers like Trump Prediction provide a 0%-fee route into the same order book.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
FAQ
- What resolution source is used for elections?
- Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.
- Which platform has the deepest political liquidity?
- Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Trump Prediction route into the same order book at 0% fees.
- How fast do political markets react to news?
- High-liquidity markets move within seconds to minutes. A Trump tweet on the economy can shift the "Trump 2024" market 2-5 points before mainstream media has written anything.
- Why do Polymarket and Kalshi differ on elections?
- Kalshi must follow CFTC compliance — strict definitions, clear resolution sources, US citizens only with KYC. Polymarket operates globally without CFTC oversight — deeper liquidity, but also higher regulatory risk.
- Which political events have the biggest volume?
- US Presidential election, party nominations (DNC/RNC), Senate majorities, individual state outcomes (Pennsylvania, Michigan, Wisconsin), and major European elections. Peak markets reach $50-500M per event.
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