Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Election Predictions UK) Pick polygram.ink (preferred broker) |
49% | 51% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
49% | 51% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| August 31 | 49% |
| August 14 | 35% |
| July 31 | 9% |
| July 18 | 0% |
| July 24 | 0% |
Market context
The market turns on whether the US can avoid any new qualifying strike on Iran for 14 straight days before the 31 August deadline. That is a narrow test in a conflict that has already seen ceasefires announced, extended and then broken, including the two-week truce first declared in April and the later June memorandum that was meant to hold hostilities in check while talks continued.[1][2][9]
For traders, the key reference point is the pattern of short diplomatic windows: the April ceasefire was followed by indirect talks in Islamabad and later efforts to prolong the pause, while July reporting said the sides were still holding technical talks in Doha even after fresh strikes and mutual accusations of violations.[7][8] Historical comparison therefore matters less than the recent cycle of stop-start de-escalation, where even temporary pauses have been used to buy time for negotiations rather than settle the wider dispute.[3][4]
The immediate catalyst is whether that negotiating track survives. Axios reported on 21 July that Qatar, Egypt, Pakistan and other mediators had floated a new 10-day ceasefire proposal, with Washington still weighing it and neither side yet agreeing.[10] CNBC also reported that US officials say technical talks will continue despite recent airstrikes, which suggests the market is leaning on diplomacy rather than a fixed calendar event; the main risk is a sudden military decision that resets the 14-day clock and keeps the probability anchored near zero.[5][6]
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for US x Iran Effective Ceasefire by 2026? (2 week pause) plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
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
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- 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 Election Predictions UK 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.
Trade US x Iran Effective Ceasefire by 2026? (2 week pause) on Election Predictions UK
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