Kalshi series

Open weights AI market share

Open weights AI market share is a Kalshi series in the Science and Technology category, ticker KXOPENSOURCESHARE. Kalshi lists 1 settlement source: Vercel AI Gateway Leaderboards, and 2 additional prohibitions. Fee type: quadratic, multiplier 1. RulesWatch tracks 76 markets in this series, 31 open.

Series facts

Ticker
KXOPENSOURCESHARE
Category
Science and Technology
Frequency
one off
Fee type
quadratic
Fee multiplier
1
Contract terms
Kalshi contract terms (PDF)
Certification filing
Product certification (PDF)
On Kalshi
https://kalshi.com/markets/kxopensourceshare
First recorded
Nov 8, 2026
Kalshi last updated the series
Oct 23, 2026

Settlement sources

Additional prohibitions

2 prohibitions, as Kalshi lists them.

  1. Persons who are employed by any of the Source Agencies are not permitted to trade on the Contract.
  2. Persons who hold any material, non-public information on the Underlying are not permitted to trade on the Contract.

Changes recorded

No change to this series is recorded. RulesWatch has compared it with Kalshi's listing every day since Nov 8, 2026.

Markets in this series

The 25 busiest of 76 tracked markets, open first. Volume is 24-hour contracts at the last check.

MarketYes24h volumeEdits
Will Open vs. Closed Token Volume (open weights share) for Nov 7, 2026 be above 57.1%?: A…99¢3,4660
Will Open vs. Closed Token Volume (open weights share) for Nov 6, 2026 be above 72.7%?: A…1¢3,4640
Will Open vs. Closed Token Volume (open weights share) for Nov 7, 2026 be above 55.5%?: A…99¢3,1300
Will Open vs. Closed Token Volume (open weights share) for Nov 6, 2026 be above 78.0%?: A…1¢2,6760
Will Open vs. Closed Token Volume (open weights share) for Nov 7, 2026 be above 65.2%?: A…99¢2,667.830
Will Open vs. Closed Token Volume (open weights share) for Nov 8, 2026 be above 70.9%?: A…78¢2,565.120
Will Open vs. Closed Token Volume (open weights share) for Nov 6, 2026 be above 76.3%?: A…1¢2,5260
Will Open vs. Closed Token Volume (open weights share) for Nov 6, 2026 be above 69.4%?: A…1¢2,5000
Will Open vs. Closed Token Volume (open weights share) for Nov 7, 2026 be above 64.3%?: A…99¢2,4380
Will Open vs. Closed Token Volume (open weights share) for Nov 6, 2026 be above 67.3%?: A…1¢2,3280
Will Open vs. Closed Token Volume (open weights share) for Nov 6, 2026 be above 75.1%?: A…1¢2,2760
Will Open vs. Closed Token Volume (open weights share) for Nov 6, 2026 be above 70.3%?: A…1¢1,5000
Will Open vs. Closed Token Volume (open weights share) for Nov 8, 2026 be above 67.8%?: A…89¢1,486.330
Will Open vs. Closed Token Volume (open weights share) for Nov 8, 2026 be above 64.9%?: A…71¢6000
Will Open vs. Closed Token Volume (open weights share) for Nov 9, 2026 be above 62.9%?: A…42¢2530
Will Open vs. Closed Token Volume (open weights share) for Nov 9, 2026 be above 60.5%?: A…56¢2000
Will Open vs. Closed Token Volume (open weights share) for Nov 8, 2026 be above 69.1%?: A…76¢45.280
Will Open vs. Closed Token Volume (open weights share) for Nov 9, 2026 be above 64.5%?: A…29¢290
Will Open vs. Closed Token Volume (open weights share) for Nov 1, 2026 be above 52.6%?: A…0
Will Open vs. Closed Token Volume (open weights share) for Nov 1, 2026 be above 55.8%?: A…0
Will Open vs. Closed Token Volume (open weights share) for Nov 1, 2026 be above 56.4%?: A…0
Will Open vs. Closed Token Volume (open weights share) for Nov 1, 2026 be above 60.5%?: A…0
Will Open vs. Closed Token Volume (open weights share) for Nov 1, 2026 be above 63.7%?: A…0
Will Open vs. Closed Token Volume (open weights share) for Nov 1, 2026 be above 66.9%?: A…0
Will Open vs. Closed Token Volume (open weights share) for Oct 30, 2026 be above 56.1%?:…0

Source: Kalshi's public API, read daily. The contract terms and the certification filing are Kalshi's documents, linked and not copied. See also the other series.