US x Iran permanent peace deal by 2026?

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Active sub-markets

Market context

Polymarket currently prices a US-Iran permanent peace deal by end-2026 at 0%, reflecting the market's assessment that formalised cessation of military hostilities between the two nations remains extraordinarily unlikely within the next two years. The conditional tokens trading on Polygon settle against explicit language in any agreement that definitively ends or commits to permanently ceasing military operations, not merely temporary ceasefires or diplomatic thaws. At present USDC liquidity sits thin, consistent with the vanishingly small probability assigned.

Historical precedent offers limited encouragement. The 2015 Joint Comprehensive Plan of Action represented the closest approximation to normalisation, yet even that agreement focused narrowly on nuclear programmes rather than broader military hostilities. The US withdrawal in 2018 and subsequent maximum-pressure sanctions regime established the current baseline: no active diplomatic architecture exists for comprehensive peace negotiations. Previous attempts at US-Iran rapprochement have collapsed within months, typically following domestic political shifts or regional escalations. The 2020 assassination of Qasem Soleimani and subsequent Iranian ballistic missile strikes demonstrated how quickly tactical incidents can derail even preliminary talks.

Traders monitoring this contract should track statements from incoming US administrations regarding Iran policy, particularly any signalling toward direct negotiations rather than sanctions escalation. Regional flashpoints—Houthi attacks on shipping, Israeli-Iranian tensions, or proxy conflicts in Iraq and Syria—function as negative catalysts that historically preclude peace discussions. The International Atomic Energy Agency's quarterly reports on Iranian nuclear compliance and UN Security Council discussions remain secondary indicators of whether diplomatic space might emerge. Without material shifts in either Washington or Tehran's strategic calculus, the 0% pricing reflects rational scepticism about permanent peace formalisation by December 2026.

Methodology

This page reviews US x Iran permanent peace deal by 2026? across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Polymarket UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket UK triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.