KalshiCheck availabilityKYC required2% feeVerified resolution dataFairly calibratedCurrent implied probability
Above 2.55% 96%+20.0ptLeader of 9 outcomes
Market quality
64 / 100
Medium quality24h Volume
$21K
Liquidity
$26.7K
High liquiditySpread
4.0 pt
Moderate spreadMarket data
Updated 9 minutes ago
Sep 14, 26, 4:00 PM UTCSep 21, 26, 3:59 AM UTC
Trends
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Rules
If Anthropic scores above 2.05% on OpenRouter text market share by model author week of Sep 14, 2026, then the market resolves to Yes.
Settles via:OpenRouter - AI Market Share
- This event will resolve based on 10:00AM ET Monday updated values for the week of Sep 14, 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.
- If Anthropic scores above 2.25% on OpenRouter text market share by model author week of Sep 14, 2026, then the market resolves to Yes.
Open markets
AI
POLYMARKETBest Chinese AI Company end of September?
- Alibaba-3.5pt84.6%
- Moonshot+4.7pt10.6%
- Z.ai+0.3pt1.9%
+8 more outcomes
- Total Vol
- $471.2K
- 24h Vol
- $64.9K
KALSHIBest AI at the end of 2026?
- Claude+0.3pt69.3%
- ChatGPT-0.1pt15.8%
- Gemini+0.1pt6.9%
+5 more outcomes
- Total Vol
- $11.2M
POLYMARKETAnthropic IPO by which date?
- December 31,+4.0pt87%
- December 15,+0.5pt84%
- November 30,+6.0pt79%
+7 more outcomes
KALSHITencent market share this week
- Above 2.7%91%
- Above 4.5%+19.0pt41%
- Above 5.6%+10.0pt20%
+6 more outcomes
- Total Vol
- $67K
KALSHIDeepSeek market share this week
- Above 22.7%99%
- Above 21.7%99%
- Above 23.6%-1.0pt95%
+6 more outcomes
- Total Vol
- $80.4K
- 24h Vol
POLYMARKETWill Anthropic’s valuation hit __ by December 31?
- ↑$1.25T+1.3pt100%
- ↑$1.1T+3.6pt100%
- ↑$1.0T+2.4pt100%
+10 more outcomes
- Which company has best AI model end of 2026?
- Best AI this week
- OpenAI announces another Millennium Prize solution by which date?
- OpenAI market share this week
- When will Anthropic officially announce an IPO?
- Next Claude Opus released by which date?
- Best AI in Sep 2026?
- OpenRouter AI token usage: Sep 14–20
- Which companies will officially announce an IPO this year?
- Will OpenAI's valuation hit __ by December 31?
- Gemini 4.0 released by which date?
Frequently asked questions
- What are the current odds for Anthropic market share this week?
- Kalshi prices Above 2.55% at 96% as of September 17, 2026.
- When does Anthropic market share this week resolve?
- Anthropic market share this week is scheduled to resolve on September 21, 2026.
- How is Anthropic market share this week settled?
- Kalshi settles this market as follows: If Anthropic scores above 2.05% on OpenRouter text market share by model author week of Sep 14, 2026, then the market resolves to Yes.