
Chart and changes show stored historical probabilities, not the selected live book.
Trends
Selected row: book midpoint. Other rows: stored references, possibly normalized; 24h changes use stored history.
Venue terms
Source: Polymarket
Informational venue terms only; CoinRithm paper trading uses its own rules.
Market depth · J.D. Vance
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Who will Donald Trump endorse in the 2028 presidential election?
Who will Trump endorse?
Will Trump endorse JD Vance for president before 2027?
Will Trump endorse any candidate for President before 2027?
Will Trump endorse María Corina Machado for Venezuela president in 2026?
Will Trump endorse Vance by Super Tuesday in 2028?
Rules
This market will resolve according to the first individual that the named outcome endorses for President of the United States in the 2028 United States Presidential Election.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/polymarket/who-will-trump-endorse-first-in-the-2028-us-presidential-election-20260727202224755AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+16 more outcomes
+1 more outcomes