Pronóstico: Where will the next next round of US-Iran peace talks be 2026?

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Market context

The first senior-level US-Iran peace talks concluded in Switzerland on 22 June, with mediators confirming a roadmap for a final deal and technical discussions set to continue at Bürgenstock. However, follow-up sessions scheduled for 19 June were abruptly cancelled after Israeli airstrikes killed 18 people in southern Lebanon, casting doubt on the ceasefire’s stability and Vice President JD Vance’s attendance. Despite the US claiming “great progress” on opening the Strait of Hormuz and allowing nuclear inspectors to return, Iranian officials have denied new commitments, highlighting a sharp divergence in public messaging that undermines confidence in a swift second round.

Historically, such early-stage diplomatic breakthroughs between adversarial states often stall when regional violence escalates, as seen in the 2015 Iran nuclear negotiations when Lebanon-related tensions delayed technical talks. The current 1% crowd-implied probability for a second round in any country reflects this fragility, given that past US-Iran dialogues have frequently collapsed amid ceasefire breaches in Lebanon or Hormuz disruptions. Comparable cases show that without a firm, verifiable ceasefire on all fronts—including Lebanon—the likelihood of a formal senior-level meeting drops sharply, making the current low probability a rational market reading of the geopolitical risk.

Traders must monitor three key catalysts: the durability of the Lebanon ceasefire, US Treasury announcements on sanctions waivers for Iranian oil (currently valid until 21 August), and any official confirmation of technical talks resuming in Switzerland. A Reuters report on 19 June noted that Israeli airstrikes occurred during the ceasefire’s first hour, suggesting the truce remains precarious. If the ceasefire holds and technical talks proceed without interruption, the probability of a second senior-level round could rise; conversely, renewed violence in Lebanon or Hormuz closures would likely keep the market near its current 1% level.

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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

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 PolyGram, 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?

PolyGram 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.

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.

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