
Trends
Venue terms
Source: Kalshi
Informational venue terms only; CoinRithm paper trading uses its own rules.
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Related questions for context, not a comparison of equivalent contracts.
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Rules
If the Open vs. Closed Token Volume (open weights share) for Oct 8, 2026 is above 58.1%, then the market resolves to Yes.
Free JSON for this market, no API key needed:
https://api.coinrithm.com/api/prediction-markets/events/kalshi/kxopensourceshare-26oct09AI agents: call pm_data_event on the CoinRithm MCP server:
https://mcp.coinrithm.com/mcp+12 more outcomes
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