# Top 5 Kalshi Markets (December 2025)

**Published by:** [BAse](https://paragraph.com/@basefolover/)
**Published on:** 2025-12-16
**URL:** https://paragraph.com/@basefolover/top-5-kalshi-markets-december-2025

## Content

In December 2025, Kalshi is experiencing a period of explosive growth, largely driven by the full legalization of political and sports betting in the US. Weekly trading volumes on the platform have surpassed $1.2 billion this month. Here are the top 5 most popular and discussed markets (bets) on Kalshi over the past month:📈 Top 5 Kalshi Markets (December 2025)1. Federal Reserve Decisions (Interest Rates)This remains the most liquid sector on Kalshi.The Bet: Will the Fed cut interest rates by 25 basis points in December 2025 or leave them unchanged?Why it’s popular: Investors use these contracts as a primary tool for hedging macroeconomic risks. This month, "combo-markets" (predicting both the rate and the number of dissenting committee members) have seen record volume.2. Sports Markets (NFL and NBA)Since receiving expanded regulatory approval, sports have begun to dominate trading volume.The Bet: Specific match outcomes and long-term awards, such as "Who will win NFL Offensive Player of the Year?"Why it’s popular: Kalshi has become a legal, exchange-traded alternative to traditional sportsbooks in many US states, offering better odds and transparency.3. The AI Arms Race (Best AI Model)The Bet: Which AI model will hold the #1 spot on the LMSYS Chatbot Arena leaderboard as of December 31, 2025?The Favorites: High trading activity surrounds Gemini 3 Pro (Google), Claude 4.5 (Anthropic), and Grok 4.1 (xAI).Why it’s popular: The hype surrounding neural network development has transitioned into a massive financial prediction market.4. Inflation and CPI IndexThe Bet: Will the US Consumer Price Index (CPI) for November be higher than 0.2% month-over-month?Why it’s popular: Kalshi is now recognized as a "leading indicator" for macroeconomists. Traders watch these contract prices to understand real market expectations before the official government data is released.5. TIME Person of the Year 2025The Bet: Who will make the shortlist and who will be the final winner?Why it’s popular: December is the peak month for cultural and social predictions. This year’s betting pool is particularly large due to high-profile candidates from the tech and political spheres.

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