US x Iran diplomatic meeting by 2026?

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Active sub-markets

Market context

As of late April, there is still no confirmed direct diplomatic meeting between the United States and Iran, with contact reported to have continued mainly through indirect channels and mediators. That matters for the market because the event definition is strict: only a deliberate meeting between authorised representatives counts, not back-channel messaging or third-party shuttle diplomacy. With the settlement window ending on 30 April, the question is whether any formal encounter was set up in time, rather than whether talks were broadly under way.

Historically, these markets tend to stay pinned near zero when public signalling is all that exists and neither side has put a date, venue, or format on the record. Comparable US-Iran contact in the past has often emerged only after a specific escalation or a mediated breakthrough, and even then the first public sign has usually been an announcement from one government rather than a leak. The current 0% implied probability reflects that gap: there is discussion, but no confirmed meeting mechanics.

The main catalysts are simple: a joint statement, a separately announced bilateral or mediated session, or a change in posture from Washington or Tehran that turns exploratory contact into scheduled diplomacy. Recent reporting suggests the sides have exchanged written messages and that mediation has continued through intermediaries, but no firm date for direct talks has been confirmed. Traders should watch for any White House, State Department, or Iranian foreign ministry notice, as well as regional diplomatic visits that could precede a formal meeting.

Sources: 1 · 2

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

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.

What does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram 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.