Open Source market share on Sep 28th

As of Tue, 29 Sep 2026 13:09:22 UTC, Kalshi traders price Above 77.5% (9.0%), Above 72.5% (7.0%), Above 87.5% (1.0%). The market has $38K in volume and closes on Tue, 06 Oct 2026.

Updated:

Current odds

OutcomeChanceYes priceNo price
Above 77.5%9.0%9.0¢91.0¢
Above 72.5%7.0%7.0¢93.0¢
Above 87.5%1.0%1.0¢99.0¢
Above 82.5%1.0%1.0¢99.0¢
Above 67.5%1.0%1.0¢99.0¢
Above 70%1.0%1.0¢99.0¢
Above 75%1.0%1.0¢99.0¢
Above 80%1.0%1.0¢99.0¢
Above 85%1.0%1.0¢99.0¢

Market details

Resolution rules

Each outcome is a separate contract with its own rules. The rules for Above 77.5%:

If the Open vs. Closed Token Volume (open weights share) for Sep 28, 2026 is above 77.5%, then the market resolves to Yes. This event resolves using the Open Weights percentage in Vercel AI Gateway's Open vs. Closed Token Volume chart. At 10:00 AM ET on Sep 29, 2026, Kalshi will use the chart's updated value for Sep 28, 2026. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Vercel. All trademarks, logos, and brand names are the property of their respective owners.

Sources

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