TOTAL VOLUME:
$114.5b
24H VOL:
$115,807,555
24H TRANSACTIONS:
1,362,287,844
OPEN INTEREST:
$1,188,566,556
336,771
Markets across
33,711
events
MATCHED EVENTS:
4,629
PLATFORM COVERAGE:
5
Polymarket:
42%
VS.
Kalshi:
58%
No Meeting by September 30
- Polymarket
No Meeting by September 30 - Polymarket
1W
News
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Vol.
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Resolves Sep 30, 2026
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This market tracks where the next formal senior-level round of US-Iran peace talks will take place following the June 22 Switzerland diplomatic session. On Polymarket, Switzerland as the venue for the next meeting holds 24.0%, while the possibility of no qualifying meeting occurring by the deadline stands at 23.4%. Resolution will be determined by official government statements and credible media consensus. Watch for announcements regarding the location of follow-on diplomatic rounds, as the betting window closes on September 30, 2026, 11:59 PM ET, marking the final deadline for a qualifying senior-level meeting to begin.
On June 22, the first round of U.S.-Iran diplomatic talks in Switzerland concluded, with mediators reporting progress toward a roadmap for a final deal and follow-on technical talks expected to continue (see: https://www.aljazeera.com/news/2026/6/22/us-iran-agree-on-roadmap-towards-final-deal-in-switzerland-talks). This market will resolve according to the country in which the next formal senior-level round of peace talks between representatives of the United States and Iran begins by September 30, 2026, 11:59 PM ET. A qualifying round must be a deliberate in-person diplomatic meeting or negotiating round concerning US-Iran relations, involving senior representatives of both the United States and Iran who are acting in an official capacity and are authorized to conduct or materially direct diplomacy on behalf of their governments. Indirect in-person diplomacy through designated mediators, facilitators, or interlocutors will qualify, provided senior representatives of both the United States and Iran are participating in the same formal diplomatic process with the knowledge and authorization of their respective governments. The representatives need not be in the same room at the same time. Follow-on technical talks from the June 22 Switzerland round will not qualify by themselves. Technical, staff-level, working-group, implementation, monitoring, preparatory, or deconfliction meetings will not qualify unless they occur as part of a new formally convened senior-level U.S.-Iran peace-talks round. Brief greetings, chance encounters, photo opportunities, ceremonial appearances, or talks not deliberately aimed at diplomacy or negotiation will not count. The meeting must be in-person (including indirect in-person meetings) and must be publicly acknowledged by either government or reported by a consensus of credible media. Remote meetings, phone calls, or other meetings where the relevant parties are not present will not count. If a qualifying round occurs in more than one country, resolution will be based on the country where the first qualifying senior-level diplomatic session begins. If the next qualifying round begins in any country in the Middle East or North Africa other than the listed options, this market will resolve to “Other - Middle East/North Africa.” If the next qualifying round begins in any country in Europe other than the listed options, this market will resolve to “Other - Europe.” For purposes of this market, countries’ regions will be determined based on the U.S. State Department’s regional classifications in the “Countries and Areas List” (https://www.state.gov/countries-and-areas-list). Any country classified as part of “Europe and Eurasia” will be considered to be in Europe. Any country classified as part of “Near East (Middle East and North Africa)” will be considered to be in the Middle East/North Africa. If the next qualifying round begins in any unlisted country that is not classified in either specified region, this market will resolve to “Other.” If no qualifying round begins by September 30, 2026, 11:59 PM ET, this market will resolve to “No Meeting by September 30.” The resolution sources for this market will be official information from the governments of the United States and Iran, and a consensus of credible reporting.
Prediction market odds and traditional polling serve different purposes in forecasting. While polls capture stated preferences at a single moment, this market reflects real-money incentives—traders who bet incorrectly lose capital, creating pressure for accuracy. Prediction markets often incorporate information faster than polls and can price in expert analysis, geopolitical signals, and diplomatic developments that surveys may lag. However, both approaches have blind spots; markets can be swayed by sentiment, while polls may miss low-probability but high-impact scenarios. Comparing the two reveals where consensus breaks down and where informed traders see opportunity.
On Polymarket, traders set prices by buying and selling shares representing each potential venue for the talks. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each outcome is priced between 0 and 100 cents, where the price reflects the collective probability assigned by the market. Shares in higher-probability venues trade at higher prices; those in lower-probability locations trade lower. As new information surfaces—diplomatic statements, geopolitical shifts, or venue announcements—traders adjust their positions, moving prices in real time. The market's final price at resolution reflects the aggregate judgment of all participants who held positions through the event.
This market resolves around Sep 30, 2026, with the outcome confirmed once the location of the next round of US-Iran peace talks is verifiable from credible public reporting. Resolution hinges on official announcements from diplomatic channels, government statements, or reputable news sources documenting where talks will take place. The market will settle on the venue that is formally designated or confirmed by relevant authorities. Until that point, traders can adjust positions based on emerging signals about where negotiations are likely to occur.
Several catalysts could shift odds significantly before resolution. Official statements from US or Iranian government officials naming a venue would trigger sharp repricing. Diplomatic breakthroughs or escalations affecting bilateral relations could make talks more or less likely at specific locations. Regional geopolitical developments—sanctions announcements, military posturing, or UN activity—may influence venue selection. Media reports citing unnamed sources or leaked diplomatic cables could move odds on favored locations. Statements from neutral countries offering to host, or withdrawal of previous offers, would also move prices. Historical precedent and seasonal factors may influence trader expectations as well.