KalshiCheck availabilityKYC requiredVerified resolution dataWell calibratedSelected book midpoint
claude-opus-5.5-high · —
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Stored price
claude-opus-5.5-high 4.5%Leader of 3 outcomes
claude-opus-5.5-high 4.5%Market quality
27 / 100
Low quality24h Volume
$222.4
Open interest
$222.4
Low open interestBid / Ask
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claude-opus-5.5-highSpread
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Market data
Updated 17 minutes ago
Nov 1, 26, 4:00 AM UTCNov 30, 26, 3:00 PM 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 · claude-opus-5.5-high
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Which company has the best AI model end of November?
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PolymarketWhich company has #1 AI model end of January? (Style Control On)
PolymarketWhich company has the best AI model on LiveBench (Coding) end of December?
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KalshiRules
If claude-opus-5.5-high is the top-ranked AI model on Nov 30, 2026 at 10:00 AM ET, then the market resolves to Yes.
Settles via:LM Arena Leaderboard (Remove Style Control)
- If two models are tied under Rank (UB), then the model with the highest Arena Score will win. If two models are still tied after that, then the model with the most votes will win. If two models are still tied after that, the model that was released earlier will win. Important information: When checking the source for this market, check the 'Remove Style Control' toggle.
Rules for each outcome
- claude-opus-5.5-high
- If claude-opus-5.5-high is the top-ranked AI model on Nov 30, 2026 at 10:00 AM ET, then the market resolves to Yes.
- Gemini 4 Carbon (High)
- If Gemini 4 Carbon (High) is the top-ranked AI model on Nov 30, 2026 at 10:00 AM ET, then the market resolves to Yes.
- gemini-4-argon-high
- If gemini-4-argon-high is the top-ranked AI model on Nov 30, 2026 at 10:00 AM ET, then the market resolves to Yes.