US-Iran Final Nuclear Deal by…?

Platform comparison

Market context

On June 15, 2026, US and Iranian officials reached a preliminary memorandum of understanding that sets a 60-day ceasefire and reopens the Strait of Hormuz, paving the way for technical talks on Iran’s nuclear programme. This interim agreement, described as a framework rather than a final peace deal, commits both sides to negotiate toward a “final deal” regarding uranium enrichment and stockpile status, with the US lifting oil sanctions for 60 days in exchange for Iran’s pledge never to acquire nuclear weapons[2][3].

Historically, similar high-stakes negotiations between the US and Iran have stalled over frozen assets and inspection access, as seen in the 2015 IAEA talks and the 2020 collapse of the JCPOA revival efforts. The current 0% crowd-implied probability for a final signed instrument by August 2026 reflects persistent friction over the release of $12bn in frozen Iranian assets and unresolved disputes on IAEA inspector access, despite Vance’s claim that Iran consented to inspections[2][5]. Unlike past agreements that were digitally signed but never formalised, this market requires a mutually signed or formally adopted written instrument, a threshold that has not been met in prior comparable cases[4].

Traders should monitor the June 19 Geneva signing of the MOU, the formation of two working groups on sanctions and nuclear activities, and any announcements on asset unfreezing or IAEA access[3][5]. Key dependencies include Israel’s stance on Lebanon hostilities, which recently postponed peace talks, and the US administration’s preconditions on nuclear site destruction and uranium delivery[2][8]. Recent reports from Al Jazeera confirm that while sanctions on oil exports have been lifted, critical issues like enriched uranium reserves and sanctions relief details remain unresolved, suggesting the final deal remains distant[5].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page compares US-Iran Final Nuclear Deal by…? with a focus on payment rails and deposit friction. Polymarket accepts USDC on Polygon only; Kalshi only ACH/Plaid (US only); Betfair card/SEPA in EU/UK; Manifold no deposit. Polymarket Klarna UK additionally offers Klarna and SOFORT as fiat on-ramps to USDC. Live odds reflect the Polymarket order book.

Resolution & payout

Settlement path determines payout latency. Polymarket settles on-chain (USDC, minutes). Broker frontends like Polymarket Klarna UK add Klarna/SOFORT as fiat withdrawal options with T+1 processing. Kalshi: USD via ACH (T+1 to T+3). Betfair: local currency via card/SEPA (T+1 to T+5).

FAQ

How does Klarna deposit work on Polymarket Klarna UK?

You enter the deposit amount in EUR/GBP, choose Klarna as the method, run through Klarna's standard authentication (Pay Later or Direct Bank Transfer), and Polymarket Klarna UK converts internally to USDC for the Polymarket order book. Processing: typically under 30 minutes.

Which payment methods are supported?

Klarna (Pay Now / Pay Later), SOFORT, SEPA bank transfer, credit card (Visa/Mastercard), Apple Pay, Google Pay, and direct USDC deposit on Polygon. Availability depends on your jurisdiction.

How fast is SEPA deposit?

SEPA Instant: under 10 seconds. SEPA Standard: 1-2 business days. Both accepted fee-free; the internal USDC conversion runs automatically once EUR lands in the platform account.

Can I deposit with a credit card?

Yes, Visa and Mastercard. Credit card deposits carry a ~2.5% acquirer surcharge (standard for card payments). Apple Pay and Google Pay run on the same card rails — same surcharge.

What's the minimum deposit?

10 EUR / 10 USD equivalent. No upper limit, but deposits over $1,500 lifetime volume trigger a quick KYC flow (typically 5-10 minutes).