Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Kalshi Legit) Pick polygram.ink (preferred broker) |
13% | 87% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
13% | 87% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| December 31 | 13% |
| October 31 | 7% |
| August 31 | 3% |
| May 31 | 0% |
| July 31 | 0% |
| April 30 | 0% |
| June 30 | 0% |
Market context
Iran would need to publicly agree, before the deadline, that some or all of its enriched uranium stockpile will be transferred, shipped, or otherwise surrendered; private understandings would not be enough for this market. The current **0% YES** crowd view is consistent with the fact that, as of late May reporting, Tehran had still not publicly confirmed any such commitment, while Iranian sources were quoted saying the Supreme Leader had ordered the stockpile to remain in the country and that the issue was being deferred to later-stage talks.[2][4]
The main historical frame is the 2015 JCPOA, when Iran accepted strict stockpile limits and verification in exchange for sanctions relief, showing that uranium handover or reduction can be part of a negotiated package, but only after detailed wording and monitoring are settled.[3][6] More recent reporting in 2026 has pointed the other way: US officials have floated surrender or transfer of the material, even alongside inducements such as sanctions waivers or access to frozen funds, yet the sides have reportedly remained split on timing, mechanism, and whether the material leaves Iran at all.[1][5][7] That combination makes the market highly dependent on a formal, public Iranian statement rather than hints in draft frameworks.[1][2]
For traders, the key catalysts are official statements from Tehran, Washington, and any intermediary state; publication of a memorandum of understanding or framework text; and IAEA-linked verification language, which would signal a genuine transfer pathway.[1][7] Reuters-style reporting on whether talks have moved from a “deadlock” on enriched material to a signed commitment would matter most, because the market settles on an explicit public pledge, not on later implementation.[4] From a regulatory and access angle, the German GlüStV framework can affect local availability, while US CFTC reach is relevant if a venue serves US persons or uses US-linked infrastructure; “no-KYC up to $1,500” generally means small balances may be opened with lighter identity checks, but it does not remove jurisdictional or sanctions-related restrictions on access to this specific market.
Methodology
This overview of Iran agrees to surrender enriched uranium stockpile by 2026? reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.
Resolution & payout
On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.
FAQ
- Is Polymarket legal in my country?
- Polymarket is geo-blocked in the US/UK/EU. Actual usage via the Polymarket interface is not possible there. The legal status itself varies — many countries treat prediction markets as a gray area. Is Kalshi Legit has a different geo footprint.
- How are winnings taxed?
- Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Is Kalshi Legit stores an email address and wallet addresses rather than a legal name. Over $1,500 lifetime volume triggers KYC, after which identity is no longer anonymous.
- Is there a withdrawal cap?
- No platform-side cap. You can withdraw any amount provided KYC is complete. SEPA bank withdrawals over €15,000 trigger additional anti-money-laundering checks (statutory obligation for all platforms).
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Is Kalshi Legit would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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