Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Bot UK Pick polygram.ink |
4% | 96% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Bot UK → |
Polymarket polymarket.com |
4% | 96% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Bot UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Bot UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Bot UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Bot UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Polymarket Bot UK.
Active sub-markets
| No Meeting by June 30 | 4% YES | 96% NO |
| Oman | 0% YES | 100% NO |
| Switzerland | 80% YES | 20% NO |
| Other | 0% YES | 100% NO |
| UAE | 0% YES | 100% NO |
| Iran | 0% YES | 100% NO |
Market context
US and Iranian government officials meeting directly for substantive diplomatic talks remains exceptionally rare since the 1979 revolution, with the most recent sustained engagement occurring during the 2015 Joint Comprehensive Plan of Action (JCPOA) negotiations. The current 5% implied probability reflects the structural difficulty of arranging such meetings: no formal diplomatic relations exist, sanctions regimes remain in place, and both governments face domestic political constraints against visible rapprochement. The 2024 US presidential transition and ongoing regional tensions in the Middle East have further reduced near-term likelihood of scheduled talks, though historical precedent shows that backchannel negotiations can accelerate rapidly when geopolitical conditions shift.
Traders monitoring this market should track announcements from intermediary states—particularly Oman, which has historically facilitated US-Iran communications—alongside statements from the US State Department and Iranian Foreign Ministry regarding nuclear negotiations or regional de-escalation efforts. The JCPOA's current status remains relevant; any revival discussions would necessitate direct talks, though current positions suggest this remains distant. Conditional order logic would benefit from flagging news from Gulf Cooperation Council meetings, UN General Assembly sessions, and any statements indicating willingness from either side to resume formal negotiations. The settlement window extends through June 2026, providing sufficient time for unexpected diplomatic openings, though the baseline expectation remains that any meeting would occur in a neutral third country rather than either nation's territory.
Methodology
We track Where will the next US-Iran diplomatic meeting happen? on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
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
- Where can I trade this market with the lowest fees?
- On Polymarket Bot 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 Bot 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.
- 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, Polymarket Bot 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.
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