KalshiCheck availabilityKYC requiredVerified resolution dataWell calibratedSelected book midpoint
Above 14.7% · —
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Stored price
Above 18.1% 43%Market line of 9 lines
Above 18.1% 43%Market quality
64 / 100
Medium quality24h Volume
$26.4K
Open interest
$23.7K
Medium open interestBid / Ask
— / —
Above 14.7%Spread
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Market data
Updated 4 minutes ago
Oct 19, 26, 4:00 PM UTCOct 26, 26, 3:59 AM UTC
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: Kalshi
Informational venue terms only; CoinRithm paper trading uses its own rules.
- Early close:
- Yes
- Settlement timer:
- 30m (informational)
Market depth · Above 14.7%
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Related questions for context, not a comparison of equivalent contracts.
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PolymarketRules
If OpenAI scores above 18.1% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
Settles via:OpenRouter - AI Market Share
- This event will resolve based on 10:00AM ET Monday updated market share values reported by OpenRouter, rounded to one decimal place, for the week of Oct 19, 2026. If the named model author’s market share is not separately identified in the source chart, including if it is included in “Others,” all markets in the event will resolve to No. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the governing benchmark. All trademarks, logos, and brand names are the property of their respective owners.
Rules for each outcome
- Above 14.7%
- If OpenAI scores above 14.7% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 16.5%
- If OpenAI scores above 16.5% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 17.7%
- If OpenAI scores above 17.7% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 18.1%
- If OpenAI scores above 18.1% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 18.4%
- If OpenAI scores above 18.4% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 18.7%
- If OpenAI scores above 18.7% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 19.0%
- If OpenAI scores above 19.0% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 19.9%
- If OpenAI scores above 19.9% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 21.2%
- If OpenAI scores above 21.2% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.