In April 2026, the Trump administration faces a critical moment in US-Iran relations, with multiple high-ranking officials potentially positioned to represent American interests in diplomatic negotiations. This collection of prediction markets tracks the likelihood of diplomatic meetings between Iran and four key figures: President Donald Trump, Vice President J.D. Vance, former senior advisor Jared Kushner, and Special Envoy Steve Witkoff. All four markets share a common deadline of April 30, 2026, allowing observers to compare the probability of meetings involving different officials across the same timeframe. These markets are grouped together because they represent distinct pathways to the same overarching diplomatic objective—advancing US-Iran relations through official meetings. While Trump's personal involvement carries the highest political weight, each official brings unique diplomatic credentials and past experience. Vance's role as Vice President represents institutional continuity, Kushner's previous Abraham Accords work signals focus on regional peace, and Witkoff's designation as Special Envoy indicates a dedicated diplomatic channel. Market participants are essentially forecasting which official, if any, will be the one to take the first substantive diplomatic step. When comparing prices across these four markets, look for patterns that reveal market sentiment about diplomatic probability and strategy. If Trump's odds are significantly higher than others, it suggests markets expect his direct involvement. Conversely, lower odds on Trump paired with elevated odds for a Special Envoy suggests markets perceive an indirect diplomatic approach. Price differences also reflect the relative difficulty or perceived likelihood of each scenario—officials with lower probability may carry longer odds, reflecting lower market conviction. Watch for sudden price movements, which typically indicate new geopolitical developments, policy announcements, or intelligence that shifts expectations about Iran diplomacy. The sum of all four probabilities should reveal the overall market view of whether any meeting will occur by month's end.