Introduction Kalshi is a US-regulated exchange specializing in event contracts, where users can predict the outcomes of real-world events, such as elections, economic shifts, or even weatherIntroduction Kalshi is a US-regulated exchange specializing in event contracts, where users can predict the outcomes of real-world events, such as elections, economic shifts, or even weather

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What is Kalshi? US-Regulated Event Contracts Explained

作者：Emma Williams

初階

Sep 21, 2026Emma Williams

5 分鐘

Introduction

Kalshi is a US-regulated exchange specializing in event contracts, where users can predict the outcomes of real-world events, such as elections, economic shifts, or even weather patterns. The platform offers simple Yes/No contracts that pay $1 for correct predictions and $0 for incorrect ones, making it accessible for both casual and professional traders. Kalshi’s CFTC regulation sets it apart from decentralized platforms like Polymarket, offering a legal and secure environment for U.S. traders.

TL;DR

Kalshi is a US-regulated exchange offering event contracts for predicting real-world outcomes.
Event contracts are Yes/No predictions with binary payouts: $1 if correct and $0 if wrong.
CFTC regulation ensures legal compliance and financial security for U.S. traders.
Unlike decentralized platforms, Kalshi provides a regulated, tax-compliant alternative with institutional-grade security.

What is an Event Contract?

An event contract is a financial instrument where users predict the outcome of a specific event. Each contract has a Yes/No proposition, and the price reflects the market's probability of that event occurring. For example, a contract asking, "Will the U.S. Federal Reserve cut interest rates by 2026?" will have a Yes price and a No price, reflecting the market’s belief in the probability of each outcome. The winning side pays out $1, and the losing side pays out $0.

For more details on how event contracts work, check out How Do Prediction Markets Work?.

Why Kalshi’s US-Regulated Status Matters

Unlike decentralized prediction markets, Kalshi’s CFTC regulation makes it a safer choice for U.S. traders, offering the benefits of a regulated environment:

Legal Security: U.S. residents can trade on Kalshi knowing that it’s governed by the Commodity Futures Trading Commission (CFTC), which ensures that it operates within the law and is subject to federal oversight.
Financial Protection: Funds are held in a regulated clearinghouse, offering financial security to traders.
Tax Compliance: Since Kalshi operates under U.S. law, traders can expect transparent tax reporting and easy access to tax-related documents.

This makes Kalshi a legal, secure, and tax-compliant platform for trading on future outcomes, something that decentralized platforms like Polymarket do not offer.

How Kalshi’s Event Contracts Work: The Mechanics

Kalshi’s event contracts are simple to understand but offer deep financial utility. You predict an event’s outcome (Yes/No), and the market adjusts the price based on how likely the event is to happen.

Binary Payout System: If the event occurs, the Yes contract pays out $1; if it doesn’t, it pays $0.
Market Prices Reflect Probability: For instance, if the Yes price for an event is $0.75, the market believes there’s a 75% chance of the event happening. The No price reflects the inverse (in this case, $0.25).

This binary structure simplifies the process for users to predict outcomes and manage risk. Unlike traditional markets, event contracts focus on specific outcomes, which makes them ideal for trading on news, political events, and economic trends.

Kalshi vs. Polymarket: Legal and Operational Differences

Kalshi's regulated environment ensures transparency and safety for U.S. traders, while Polymarket offers a non-regulated, decentralized alternative that appeals to users looking for anonymity but lacks the same level of legal protections.

Feature	Kalshi (US-regulated)	Polymarket (Decentralized)
Regulation	Fully regulated by the CFTC	Operates without government oversight
Legal Compliance	Ensures tax and legal compliance in the U.S.	Legal grey area for U.S. residents
Onboarding	Requires KYC for U.S. users	No-KYC required, anonymous trading
Trading Fees	Relatively higher due to operational costs	Typically lower, but depends on platform
Payout Structure	Simple binary payouts ($1 if correct)	Similar, but decentralized mechanisms may vary

For more information about the differences between decentralized and centralized platforms, readPolymarket vs. MEXC Prediction Market.

Kalshi’s Role in Political and Economic Forecasting

Kalshi is playing a significant role in both political and economic forecasting. The platform allows users to trade on the outcomes of high-impact events, such as elections, inflation rates, and interest rate decisions.

Political Forecasting on Kalshi:

Election Markets: Kalshi offers prediction markets for U.S. elections, where users can trade on the likelihood of candidates winning, the passing of legislation, or other political outcomes.
Policy Predictions: Users can also predict policy changes, like tax reform or changes in healthcare policy. This makes Kalshi an essential tool for those who want to engage in political forecasting and understand the public's sentiment around political events.

Kalshi's legal victory in 2024 opened the door for regulated political trading, which was previously restricted in the U.S. This has made Kalshi a unique player in political markets compared to platforms like Polymarket, which operates in a decentralized, less regulated environment.

FAQ

Q1: How are Kalshi’s event contracts priced?

Event contracts on Kalshi are priced based on the market's perception of the event’s probability. The Yes price reflects the probability of the event happening, while the No price reflects the probability of it not happening.

Q2: What advantages does Kalshi offer over Polymarket?

Kalshi is CFTC-regulated, offering legal protection, tax compliance, and financial security. In contrast, Polymarket operates in a decentralized environment, offering more anonymity but less regulatory oversight.

Q3: Can I use Kalshi for political forecasting?

Yes, Kalshi offers prediction markets for political events, such as U.S. elections, legislation, and more, allowing users to trade on political outcomes legally.

Q4: How do I get started on Kalshi?

To start trading on Kalshi, simply sign up, complete the KYC process, and deposit funds. Then, you can start trading event contracts and predicting the outcomes of various events.

Conclusion

Kalshi is transforming the way people trade on future events, offering a regulated and secure platform for U.S. residents to participate in political, economic, and other event-based predictions. With its CFTC regulation, Kalshi ensures that users can trade with legal security and financial protection, something that decentralized platforms like Polymarket lack. Whether you’re hedging against macroeconomic risks, predicting political outcomes, or forecasting economic trends, Kalshi provides a compliant and transparent solution for all.

For more on how prediction markets work, see our article What is a Prediction Market?.

Disclaimer：

This information does not provide advice on investment, taxation, legal, financial, accounting, or any other related services, nor does it constitute advice to purchase, sell, or hold any assets. MEXC Learn provides information for reference purposes only and does not constitute investment advice. Please ensure you fully understand the risks involved and exercise caution when investing. The platform is not responsible for users' investment decisions.