KalshiCheck availabilityKYC requiredVerified resolution dataWell calibratedSelected book midpoint
Above 3.7% · —
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Stored price
Above 5.0% 41.5%Market line of 10 lines
Above 5.0% 41.5%Market quality
67 / 100
Medium quality24h Volume
$16.9K
Open interest
$12.9K
Medium open interestBid / Ask
— / —
Above 3.7%Spread
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Market data
Updated 12 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 3.7%
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Anthropic share of spend on Oct 22, 2026 (Vercel)
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KalshiAnthropic share of spend on Oct 20, 2026 (Vercel)
KalshiAnthropic announces bankruptcy by which date?
PolymarketAnthropic IPO by which date?
PolymarketRules
If Anthropic scores above 5.0% 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 3.7%
- If Anthropic scores above 3.7% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 4.1%
- If Anthropic scores above 4.1% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 4.4%
- If Anthropic scores above 4.4% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 4.6%
- If Anthropic scores above 4.6% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 4.7%
- If Anthropic scores above 4.7% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 4.8%
- If Anthropic scores above 4.8% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 4.9%
- If Anthropic scores above 4.9% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 5.0%
- If Anthropic scores above 5.0% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 5.4%
- If Anthropic scores above 5.4% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.
- Above 6.1%
- If Anthropic scores above 6.1% on OpenRouter text market share by model author week of Oct 19, 2026, then the market resolves to Yes.