TOTAL VOLUME:
$97.5b
24H VOL:
$265,777,486
24H TRANSACTIONS:
951,878,243
OPEN INTEREST:
$2,180,190,804
831,303
Markets across
15,095
events
MATCHED EVENTS:
966
PLATFORM COVERAGE:
5
Polymarket:
45%
VS.
Kalshi:
55%
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These markets assess whether the next Google Gemini Pro model (Gemini 3.5 Pro or later) will debut on the Arena AI Leaderboard with a score meeting or exceeding specified thresholds (1480–1520 on the Text Arena Overall leaderboard with style control off) before January 1, 2027. Resolution depends on the model's first appearance on the leaderboard and its score as recorded 12:00 PM ET on the day following debut.
This market will resolve to "Yes" if the next Google Gemini Pro model added to the Arena.AI Leaderboard (arena.ai/leaderboard/text) has at least the specified score at 12:00 PM ET on the calendar date following the date on which it first appears on the leaderboard. Otherwise, this market will resolve to "No". Any Gemini model newly added to the leaderboard and labeled as "Pro" may qualify (e.g., gemini-2.5-pro, gemini-3-pro, or gemini-3.1-pro-preview). Gemini models labeled only as Flash, Flash-Lite, or another non-Pro variant will not qualify. Results from the "Score" column under the "Text Arena | Overall" Leaderboard tab at https://lmarena.ai/leaderboard/text with style control off will be used to resolve this market. This market will resolve solely based on the specified score in the Score column of the leaderboard, regardless of any underlying granular or unrounded data presented elsewhere. If multiple models are added to the leaderboard on the same calendar date (ET), the highest-scoring model will be used for resolution. Models added to the leaderboard on the calendar date following the initial qualifying model’s first appearance will not be considered. A qualifying model must be newly added to the Arena.AI Leaderboard. Whether the model was previously released, publicly accessible, in beta, or otherwise available before appearing on the leaderboard is irrelevant for this market. The resolution source for this market is the Chatbot Arena LLM Leaderboard found at arena.ai/leaderboard/text. If this resolution source is unavailable at 12:00 PM ET on the calendar date following the date on which the qualifying model first appears on the leaderboard, this market will resolve based on the first subsequent instance at which such a score becomes available on the leaderboard. If it remains unavailable through the end of the seventh day after the qualifying model first appears on the leaderboard or if no qualifying model release occurs by December 31, 2026, 11:59 PM ET, this market will resolve to "No".
Resolution is determined by the performance of any Gemini model labeled as "Gemini 3.5 Pro" or greater when it first appears on the Arena AI Text Score leaderboard (Remove Style Control). Each market resolves Yes if the initial qualifying Gemini 3.5 Pro or higher model exceeds its respective score threshold before January 1, 2027. If multiple Gemini models meeting the version requirement are subsequently added to the leaderboard, only the highest-scoring model among those added initially will be used for resolution purposes. Any Gemini models added after the first qualifying model will not affect the resolution outcome. The seven markets represent progressively higher performance targets: above 1490, 1495, 1500, 1505, 1510, 1515, and 1520 on the Arena AI Text Score metric.
Prediction markets like this one often diverge from traditional analyst reports because they embed real financial incentives for accuracy. Traders betting capital on this market's outcome face direct consequences for mispricing, whereas analyst forecasts typically carry softer accountability. Market odds reflect aggregated private information, insider knowledge, and rapid price discovery as new signals emerge. Analyst consensus on Google's AI roadmap and Arena debut timing may lag behind market repricing, especially if traders access early signals about model performance or release schedules. Comparing this market's implied probability to published analyst timelines reveals whether the crowd is pricing in acceleration or delays relative to expert consensus.
Polymarket and Kalshi serve different trader demographics and operate under distinct rule frameworks, which can create temporary price gaps. Polymarket and Kalshi can show different implied probabilities for the same outcome because of liquidity, fee structure, participant mix, and how each venue defines the contract. Polymarket currently shows 91.7% implied probability on its top outcome, while Kalshi reflects 74.0%, a spread of 17.7 percentage points. Differences arise from varying liquidity pools, user bases with different information access, and how each platform structures resolution criteria. Arbitrage traders may exploit these gaps, but friction costs and platform-specific mechanics can sustain divergence. Monitoring both venues reveals whether one market is pricing in risk factors the other has overlooked.
This market resolves around Jan 1, 2027, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution hinges on whether Google announces and launches a new Gemini Pro model on the Arena Leaderboard, and if so, whether it meets the performance threshold embedded in the market's top outcome. Traders should monitor official Google announcements, Arena Leaderboard updates, and third-party AI benchmarking sources as the deadline approaches. Early signals about model performance or release delays will likely move prices in the weeks leading up to resolution.
Major catalysts include Google's official product announcements, leaked performance benchmarks, and Arena Leaderboard updates confirming new model entries. Competitive moves by OpenAI, Anthropic, or other labs may accelerate or delay Google's roadmap, shifting trader expectations. Earnings calls or developer conferences where Google discusses AI priorities could trigger sharp repricing. Real-time performance data from early Arena tests, if public, would directly inform outcome probabilities. Regulatory developments affecting AI deployment timelines and industry-wide model release cadence also influence this market. Watch tech media coverage and official Google channels for the most reliable signals closest to the resolution date.
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