Pronóstico: US-Iran Final Nuclear Deal by…?

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Market context

The United States and Iran have just announced a 60-day ceasefire and a framework to reopen the Strait of Hormuz, yet the pivotal question of a final nuclear deal remains unresolved. On Polymarket, the contract for a "US-Iran Final Nuclear Deal by August 2026" currently trades at 0% for "Yes," reflecting the crowd’s belief that the current memorandum of understanding is merely a political roadmap rather than a binding treaty. This on-chain market, settled in USDC on the Polygon network using conditional tokens, prices the abstract probability of a mutually signed instrument, ignoring the abstract hope of peace.

Historically, comparable cases like the 2015 JCPOA show that broad frameworks often defer contentious issues such as uranium enrichment levels and stockpile removals to future negotiations, leaving enforcement mechanisms undefined. The current 14-point MOU mirrors this pattern, establishing a ceasefire and maritime security terms while deliberately postponing the dismantling of Iran’s nuclear programme and the release of frozen assets. Unlike the detailed JCPOA, this agreement lacks a robust enforcement structure, making it a political roadmap where critical dependencies remain unmet, which justifies the market’s near-zero probability.

Traders must monitor the upcoming technical talks resuming next week under Pakistani mediation, specifically focusing on whether Iran permits International Atomic Energy Agency inspectors to return and if the US confirms the release of $12 billion in frozen assets. Recent reports from Al Jazeera indicate that while sanctions on oil exports have been lifted, divergences persist regarding nuclear inspections and the specifics of sanctions relief. The settlement of this market hinges on whether these technical hurdles are cleared within the 60-day window, as any failure to agree on inspector access or asset release will likely prevent a qualifying written diplomatic instrument from being signed before the August deadline.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Pronóstico: US-Iran Final Nuclear Deal by…? 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

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

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 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.

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.