Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Is Kalshi Legal in California) Pick polygram.ink (preferred broker) |
97% | 3% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
97% | 3% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| July 18 | 97% |
| July 20 | 90% |
| July 22 | 83% |
| July 25 | 70% |
| July 31 | 61% |
| August 15 | 44% |
| August 31 | 41% |
Market context
The ceasefire between Israel and Iran has held since April 2024, following Iran's direct missile and drone strike on Israeli territory in response to the killing of Islamic Revolutionary Guard Corps commander Mohammad Reza Zahedi. The market tests whether this de-escalation persists through 31 August 2026, with resolution contingent on whether either party conducts an air strike or surface-to-surface missile strike that directly impacts the other. The 97% implied probability reflects the absence of direct military exchange in the sixteen months since the April incident, despite sustained proxy tensions in Gaza, Lebanon, and Yemen.
Historical precedent suggests caution with such high confidence. The 2019–2020 cycle saw Iran and Israel exchange strikes (January 2020 ballistic missiles, followed by Israeli air operations) without triggering sustained conflict escalation, yet both sides maintained plausible deniability through proxy actors. The current ceasefire differs in its directness: both governments have publicly acknowledged restraint, and neither has faced domestic political pressure to resume direct strikes. However, Israeli operations against Hezbollah in Lebanon since October 2024, and Iranian support for Houthi maritime attacks, demonstrate that proxy warfare continues unabated.
Traders should monitor announcements from the International Atomic Energy Agency regarding Iranian nuclear programme developments, which historically trigger Israeli threat assessments, and any statements from Israeli defence officials regarding Iranian missile production. US policy shifts following the November 2024 election may alter calculations around deterrence credibility. Regional incidents—particularly escalation in Syria or unexpected attacks on Israeli territory attributed to Iranian actors—could test the ceasefire's definition of "qualifying" military action, since the market specifies direct strikes rather than proxy operations.
Methodology
This overview of Israel x Iran ceasefire continues through 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 Legal in California has a different geo footprint.
- Do I need to KYC for Is Kalshi Legal in California?
- Not for lifetime trading volume under $1,500. Above that threshold, a quick KYC flow kicks in — ID, selfie, approximately 5-10 minutes. The threshold matches FATF travel standards for unregulated crypto platforms.
- Can I trade anonymously?
- Pseudonymously, yes — up to the KYC threshold. Is Kalshi Legal in California 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.
- Are prediction markets gambling?
- Legally unclear in most jurisdictions. Some interpretations classify them as wagering (gambling regulation applies), others as derivatives (financial regulation applies). There's no global precedent specifically for on-chain prediction markets.
- What if regulation changes?
- If regulation changes in your jurisdiction (e.g. prediction markets are banned), Is Kalshi Legal in California would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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