KalshiCheck availabilityKYC required2% feeVerified resolution dataFairly calibratedCurrent implied probability
Above 15.5% 99%Leader of 6 outcomes
Market quality
51 / 100
Medium quality24h Volume
$12.5K
Liquidity
$10.5K
Medium liquiditySpread
8.0 pt
Wide spreadMarket data
Updated 22 minutes ago
Aug 24, 26, 6:30 PMAug 31, 26, 3:59 AM
Trends
0%
Rules
If OpenAI scores above 15.5% on OpenRouter Market Share by model author week of Aug 24, 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 Aug 24, 2026 .
- Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the governing benchmark.
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- If OpenAI scores above 16.5% on OpenRouter Market Share by model author week of Aug 24, 2026 , then the market resolves to Yes.
- If OpenAI scores above 17.5% on OpenRouter Market Share by model author week of Aug 24, 2026 , then the market resolves to Yes.
Open markets
AI
POLYMARKETLargest IPO by market cap in 2026?
- Anthropic+10.0pt58.4%
- SpaceX+1.5pt40.6%
- OpenAI+0.3pt1%
+9 more outcomes
- Total Vol
- $5.7M
- 24h Vol
- $81.9K
POLYMARKETNext Mythos-Class Model released by which date?
- October 31+1.9pt96%
- September 30+6.5pt92%
- September 15+6.5pt87%
+3 more outcomes
POLYMARKETWill Anthropic’s valuation hit __ by December 31?
- ↑$1.1T+3.6pt100%
- ↑$1.0T+2.4pt100%
- ↑$1.25T+0.7pt99%
+10 more outcomes
KALSHIBest AI at the end of 2026?
- Claude63.9%
- ChatGPT+1.6pt14.8%
- Grok10.2%
+5 more outcomes
- Total Vol
- $9.4M
- 24h Vol
- $57.2K
GEMINIBTC price on August 28
- $74,500 or above97%
- $75,000 or above95.5%
- $75,500 or above93%
+13 more outcomes
- Total Vol
- $45.4K
- 24h Vol
- $40.5K
KALSHIStealth market share this week
- Above 3.0%40%
- Above 6.0%11%
- Above 4.5%9%
+6 more outcomes
- Total Vol
- $33.4K
- 24h Vol
- $33.4K
- TOUR Championship Winner
- Best Chinese AI Company end of August?
- Anthropic IPO Closing Market Cap
- Which company has best AI model end of 2026?
- BTC price on August 31
- What will Ulta say during their next earnings call?
- Anthropic IPO by which date?
- Gemini 4.0 released by which date?
- Time's Person of the Year for 2026
- When will OpenAI achieve AGI?
- OpenAI’s Astra released by which date?
Frequently asked questions
- What are the current odds for OpenAI market share this week?
- Kalshi prices Above 15.5% at 99% as of August 27, 2026.
- When does OpenAI market share this week resolve?
- OpenAI market share this week is scheduled to resolve on August 31, 2026.
- How is OpenAI market share this week settled?
- Kalshi settles this market as follows: If OpenAI scores above 15.5% on OpenRouter Market Share by model author week of Aug 24, 2026 , then the market resolves to Yes.