KalshiOpen

Top AI model this month: What will be the top AI model on Oct 31, 2026? claude-opus-5.5-high

No97%

claude-opus-5.5-high3%

Price checked at Oct 2, 07:00 AM UTC

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24h volume$2.8K

7d volume—

30d volume—

Liquidity—

Spread1%

ResolvesOct 31, 2026in 29 days

Probability history

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Based on this market’s outcome prices, expressed as probabilities.

Resolution rules

If claude-opus-5.5-high is the top-ranked AI model on Oct 31, 2026 at 10:00 AM ET, then the market resolves to Yes. 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.

Other legs of this event

A leg read alone is misleading; the others are beside it.

Market	Venue	Price	24h volume	Liquidity	Scheduled end	Status
Top AI model this month: What will be the top AI model on Oct 31, 2026? claude-fable-5.1-max	Kalshi	97% No	$2.6K	—	—	Open
Top AI model this month: What will be the top AI model on Oct 31, 2026? gemini-4-argon-high	Kalshi	84% gemini-4-argon-high	$352	—	—	Open

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As of Oct 2, 07:44 AM UTC