Category: Platform Reviews

Yes, Kalshi is legit. It is the first and only prediction market exchange regulated by the U.S. Commodity Futures Trading Commission (CFTC) as a Designated Contract Market (DCM), making it fully legal to trade in all 50 U.S. states. Since launching in 2021, Kalshi has grown into the largest regulated prediction market in the country, with weekly volume regularly clearing hundreds of millions of dollars across politics, sports, economics, and cultural events. This deep dive covers how Kalshi is regulated, how it makes money, what you can trade, the fees, the risks, and why serious traders now treat it as a legitimate asset class rather than a novelty.

What Is Kalshi?

Kalshi is a federally regulated event-contract exchange based in New York. Traders buy and sell binary contracts that pay out $1.00 if a real-world event happens and $0.00 if it does not. A contract trading at 67 cents implies the market believes there is roughly a 67% chance the event resolves “Yes.” Contracts settle in cash, are held in a U.S. brokerage-style account, and clear through Kalshi’s own CFTC-registered Derivatives Clearing Organization (KalshiEX).

Founded by Tarek Mansour and Luana Lopes Lara, both MIT graduates and former options traders, Kalshi spent four years working with regulators before launch. That regulatory-first approach is the single biggest reason it is considered legitimate: unlike offshore competitors, Kalshi cannot be shut down by U.S. authorities, cannot freeze U.S. customer funds without process, and is subject to the same customer-protection rules as a futures broker.

Is Kalshi Actually Legal? The CFTC Story

Kalshi’s legitimacy rests on its status as a CFTC-registered Designated Contract Market, the same category as the CME and ICE Futures. That designation means every contract listed on Kalshi is a federally regulated derivative, customer funds are held in segregated accounts, and the exchange is subject to routine CFTC audits, position-limit rules, and market-surveillance requirements.

The single most-litigated question was whether Kalshi could list political event contracts. In 2024, the CFTC attempted to block Kalshi’s congressional-control markets, arguing they resembled gaming. A federal district court ruled in Kalshi’s favor, and the D.C. Circuit affirmed that ruling on appeal. Since then Kalshi has offered election, Senate, House, gubernatorial, and presidential markets openly across all 50 states, including in states like New York, New Jersey, Massachusetts, Nevada, and Montana where competing platforms have faced state-level cease-and-desist orders. The upshot: when you trade politics on Kalshi, you are trading a federally regulated derivative, not placing a wager.

What You Can Trade on Kalshi

Kalshi’s contract catalog has expanded from a few dozen markets at launch to thousands of active contracts. The major categories:

• Politics: presidential and congressional control, individual Senate and House races, gubernatorial contests, foreign elections, cabinet nominations, and Supreme Court confirmations.
• Sports: single-game and season-long markets across the NFL, NBA, MLB, NHL, college football and basketball, tennis, golf, soccer, and UFC. Sports launched in early 2025 and is now Kalshi’s highest-volume category.
• Economics: Fed rate decisions, CPI prints, unemployment reports, GDP releases, recession odds, and jobs-report ranges.
• Crypto: Bitcoin and Ethereum year-end price ranges, ETF flows, and halving-cycle outcomes.
• Culture and entertainment: Oscars, Emmys, box office totals, album chart positions, Nobel Prizes, and Time Person of the Year.
• Weather and climate: hurricane landfalls, temperature records, and named-storm counts.

How Kalshi Makes Money

Kalshi is a for-profit exchange, and its revenue model is transparent — a rarity in the prediction-market world. It earns money in three ways:

• Trading fees: a small taker fee (typically 1–7 cents per contract, scaled to price) is charged on filled orders. Makers who add liquidity usually pay less or nothing.
• Interest on customer deposits: like every U.S. brokerage, Kalshi earns yield on the cash sitting in customer accounts, held at partner banks.
• Data and API licensing: hedge funds, media outlets, and research shops pay for real-time market data and settlement feeds.

The company raised a Series C in 2025 at a valuation reported north of $2 billion, backed by Sequoia, Charles Schwab, Peter Thiel, and Henry Kravis, among others. That capitalization matters for legitimacy: a well-funded, U.S.-regulated exchange with tier-one investors is not going to disappear overnight.

Kalshi vs Polymarket vs Offshore Books

Factor	Kalshi	Polymarket	Offshore books
U.S. legal status	CFTC-regulated, legal in all 50 states	Legal in the U.S. as of 2025 after QCX acquisition, still ramping	Unregulated in the U.S.
Funding	USD via bank, debit, wire, ACH	USDC on Polygon; USD onramps improving	Crypto only, often high friction
Custody	Segregated U.S. brokerage accounts	Self-custody smart contracts	Custodial, opaque
Political markets	Yes, fully cleared by federal courts	Yes	Varies
Sports markets	Yes, growing rapidly	Yes	Yes
Consumer protections	CFTC segregation, dispute process	On-chain but limited recourse	Effectively none

Fees, Withdrawals, and What to Watch Out For

Kalshi’s fee structure is transparent and published on its site. Fees are calculated as a function of contract price and are highest on 50-cent contracts (the point of maximum uncertainty). Depositing via ACH is free, debit-card deposits are instant with a small fee, and withdrawals to a linked U.S. bank typically clear in 1–3 business days with no charge.

The real risks are not regulatory — they are the usual market risks. Thin markets can have wide spreads. Resolution rules matter: read them before you trade, particularly on politics and sports where “when does this settle” and “what source is used” determine winners. And event contracts are winner-take-all: a 90-cent “Yes” that loses is still down 90 cents. Kalshi is legit, but it is not risk-free.

Bottom Line: Is Kalshi Worth Using?

For any U.S. resident who wants to trade prediction markets legally, Kalshi is the default choice. It is federally regulated, court-affirmed on politics, deep on sports and economics, and backed by serious institutional capital. The fees are reasonable, the withdrawals are clean, and customer funds are protected by the same segregation rules that apply to your futures broker. If you have been sitting on the sidelines because you were not sure whether prediction markets were legal in the U.S., the answer on Kalshi specifically is unambiguous: yes.

Ready to start trading? Open an account at Kalshi, or compare it head-to-head with the other major venue at Polymarket. For a full ranked comparison of every major prediction market platform, see our Best Prediction Markets rankings.

Polymarket is the largest crypto-native prediction market in the world, and after its 2025 relaunch in the United States it has become one of the most-watched trading venues of 2026. This review breaks down exactly how Polymarket works in 2026, what changed with its US relaunch under CFTC oversight, how fees and liquidity compare to Kalshi, and whether it deserves a place in your prediction market playbook.

We rate Polymarket 4.6 out of 5 overall. It leads the industry on liquidity, contract selection, and international access, but its USDC-only funding model and self-custody wallet requirement still create friction that puts it a step behind Kalshi for pure US-focused traders.

What Is Polymarket?

Polymarket is a decentralized prediction market built on the Polygon blockchain that lets users buy and sell YES or NO shares in the outcomes of real-world events. Every contract resolves to either $1 (correct) or $0 (incorrect), so the current market price of a share, between one cent and 99 cents, functions as the crowd-sourced probability that the event will happen.

The platform was founded in 2020 by Shayne Coplan and quickly became the go-to venue for political prediction traders, hitting more than $9 billion in cumulative volume during the 2024 US presidential election cycle. After a settlement with the CFTC and the acquisition of QCX, a licensed US derivatives exchange, Polymarket relaunched for US residents in mid-2025 and now operates as a regulated designated contract market alongside its offshore crypto product.

How Polymarket Works in 2026

Polymarket uses an on-chain order book and central limit order matching, which means every buy and sell is a peer-to-peer trade recorded on Polygon. Traders fund their accounts with USDC, a US dollar stablecoin, and use it to buy YES or NO shares in any listed market. Because prices reflect real capital at risk, they tend to be more accurate probability estimates than polls or pundits, a dynamic often called the wisdom of crowds.

A typical Polymarket trade looks like this: a contract asks “Will the Federal Reserve cut rates in December 2026?” YES is trading at 62 cents. You buy 100 shares of YES for $62. If the Fed cuts rates, your shares resolve to $1 each and you receive $100, a profit of $38. If the Fed holds, your shares resolve to zero and you lose the $62 you paid.

Because the market runs continuously, you can also sell your position at any time before resolution to lock in a gain or cut a loss, similar to trading an option on an exchange.

Polymarket Fees, Limits, and Liquidity

Polymarket does not charge trading fees or withdrawal fees on its offshore product, which is one of the most important reasons it has scaled so quickly. On the US-regulated venue, per-contract fees are capped at four cents to comply with CFTC rules but are typically much lower on liquid markets. Deposits and withdrawals use USDC on Polygon, so on-chain gas fees are usually a fraction of a cent.

Liquidity in 2026 is deep on flagship markets. Election contracts, Fed rate decisions, and major geopolitical events routinely show more than $10 million in resting order book depth, tight one-cent spreads, and daily volume well into the seven figures. Long-tail markets, like niche entertainment or minor sports events, can still be thin, so serious traders concentrate their size in the top 20 to 30 contracts by open interest.

Polymarket at a Glance

Feature	Polymarket 2026
Regulation	CFTC-regulated in US (via QCX); offshore for non-US
Funding	USDC on Polygon
Trading fees	0% offshore, capped at 4 cents per contract in US
Withdrawal fees	None (small on-chain gas only)
Contract types	Politics, crypto, sports, economics, culture, tech
Wallet	Self-custody smart wallet (email login supported)
Minimum trade	$1
Mobile app	iOS and Android

What You Can Trade on Polymarket

Polymarket lists thousands of active markets across six broad categories. Politics remains the flagship vertical, with contracts on US federal elections, gubernatorial races, cabinet appointments, legislation, and international elections from the UK to Brazil. The 2026 US midterms are already the highest-volume political event of the year.

Crypto is the second-largest category and something Polymarket does better than any other venue. Traders can bet on Bitcoin and Ethereum price bands, ETF flows, protocol upgrades, exchange collapses, and regulatory decisions from the SEC. Economic markets cover Fed rate decisions, CPI prints, GDP releases, and recession odds, and are increasingly used by macro traders as a real-time signal alongside Fed funds futures.

Sports markets have expanded aggressively since the US relaunch and now include NFL Super Bowl odds, NBA championship futures, MLB divisional races, UFC main events, and Champions League soccer. Culture markets cover box office numbers, awards shows, and Nobel prizes, and tech markets track AI model releases, product launches, and startup funding rounds.

Getting Started: Signup, Wallet, and Deposits

Signing up for Polymarket takes about three minutes. You register with an email address, which automatically provisions a non-custodial smart wallet in the background. You never handle a seed phrase and can log in from any device with just your email and a verification code. US residents complete KYC through QCX to unlock the regulated venue.

Funding is done in USDC. New users can either buy USDC directly with a debit card through Polymarket’s on-ramp partner or deposit USDC from an existing wallet or exchange. Deposits typically arrive in under a minute. Withdrawals go back to any Polygon-compatible wallet or convert to a bank transfer through the on-ramp partner in one to three business days.

Polymarket vs Kalshi in 2026

Kalshi is the other major regulated US prediction market, and the two platforms are increasingly overlapping in what they offer. The right choice usually comes down to whether you value simplicity or selection.

	Polymarket	Kalshi
Funding	USDC (stablecoin)	USD via bank, debit, ACH
US regulation	CFTC via QCX	CFTC as a DCM
Contract count	Thousands	Hundreds
Political markets	Yes	Yes
Crypto markets	Extensive	Limited
Sports markets	Yes	Yes
Trading fees	0% offshore, low in US	Variable, up to 7 cents
Learning curve	Moderate (wallet setup)	Low

For a full head-to-head, see our dedicated rankings of the best prediction markets, which scores every major venue on liquidity, fees, contract selection, and user experience.

Pros and Cons

Pros: Deepest liquidity in the industry, largest catalog of contracts, zero fees on the offshore venue, low fees on the US venue, best-in-class crypto and international coverage, and a mobile app that has genuinely closed the gap with Kalshi. The 2025 CFTC settlement removed the biggest overhang on the business.

Cons: USDC-only funding still adds a step for users who have never touched crypto, self-custody wallets can be intimidating even with email login, some niche markets have thin liquidity, and tax reporting is more complex than a traditional broker because trades settle on-chain.

Is Polymarket Safe and Legal?

For US residents, Polymarket now operates through QCX as a CFTC-regulated designated contract market, the same regulatory tier as CME or Kalshi. Customer funds on the US venue are held in segregated accounts. For non-US users, the offshore product is a smart-contract platform with no central custodian, so users hold their own USDC in their own wallets at all times, which eliminates counterparty risk but shifts security responsibility to the user.

The Bottom Line

Polymarket in 2026 is the most complete prediction market on the internet. It offers more contracts, deeper liquidity, and lower fees than any competitor, and the US relaunch has finally resolved the regulatory questions that kept many domestic traders on the sidelines. The learning curve on wallets is real but has been dramatically reduced by email login, and once you are set up, the trading experience is faster and cheaper than anything else on the market.

If you want the widest possible catalog and the tightest spreads, Polymarket should be your primary venue. If you want the simplest possible onboarding with a bank-funded USD account, Kalshi is still the easier first step. Most serious traders in 2026 use both.

Ready to trade? Sign up for Polymarket to access the world’s largest prediction market, or try Kalshi for a bank-funded, USD-native alternative. For the full ranked list of every major venue, see our best prediction markets guide.

Yes, Kalshi is legit. It is the first and only federally regulated prediction market exchange in the United States, licensed by the Commodity Futures Trading Commission (CFTC) as a Designated Contract Market (DCM). That regulatory status is the single most important fact about the platform, and it separates Kalshi from every offshore or crypto-native competitor operating in the American market today.

But “legit” is a bigger question than “legal.” Traders want to know if the platform pays out reliably, if liquidity is real, if the odds are efficient, and if the company itself is built to last. This guide walks through all of it, so you can decide whether Kalshi belongs in your portfolio.

What Kalshi Actually Is

Kalshi is a federally regulated event contract exchange headquartered in New York. Users trade yes/no contracts on real-world outcomes: Will the Fed cut rates in September? Will inflation come in above 3%? Will a specific candidate win an election? Contracts settle at $1.00 if the event happens and $0.00 if it does not, with the market price in between reflecting the crowd’s probability estimate.

The company was founded in 2018 by Tarek Mansour and Luana Lopes Lara, both former MIT students with backgrounds in quantitative finance. After a multi-year approval process, Kalshi received its CFTC designation in 2020, and after a landmark 2024 federal court ruling, it became the first US venue where residents could legally trade contracts on political elections.

Is Kalshi Regulated and Safe?

Kalshi operates under the same regulatory regime that governs the CME and ICE futures exchanges. That means several things matter for user safety:

• Segregated customer funds. Deposits are held in accounts separate from company operating funds, as required by CFTC rules.
• Audited financials. The exchange must submit to regular CFTC oversight and financial reporting.
• Market surveillance. Kalshi is required to monitor for manipulation and report suspicious activity.
• Legal recourse. Because Kalshi is a US-domiciled regulated entity, users have real legal standing if something goes wrong. That is not true of offshore prediction platforms.

No exchange is risk-free, and event contracts themselves carry the risk of loss. But the structural protections around Kalshi are as strong as any US financial venue.

How Kalshi Compares to Polymarket

The two names most traders weigh against each other are Kalshi and Polymarket. They look similar on the surface but are built on fundamentally different foundations.

Feature	Kalshi	Polymarket
Regulation	CFTC-licensed (US)	Unregulated, crypto-native
US access	Full legal access	Restricted for US residents
Deposits	USD via bank or card	USDC on Polygon
Contract types	Politics, econ, sports, weather, culture	Broad, including niche and crypto
Liquidity	Deep on flagship contracts	Deeper on political/crypto tails
Legal recourse if issue	US courts, CFTC	Very limited

For most US traders, Kalshi is the sensible primary account. Polymarket often has deeper liquidity on niche international questions and pays out in crypto, which some traders prefer. A full head to head is in our rankings of the best prediction markets.

How Kalshi Makes Money

Kalshi charges a small trading fee on each contract, typically a fraction of a cent per share depending on the price level. There are no monthly account fees, no deposit fees, and withdrawal fees are minimal. The company also earns interest on customer float, which is standard for regulated brokerages and exchanges.

Fees are transparent and posted publicly. For active traders, Kalshi’s fee structure is competitive with, and in some cases cheaper than, comparable sportsbook or futures venues.

Is the Liquidity Real?

One of the most common questions about any prediction market is whether the volume is real or padded. Kalshi’s daily volume on its flagship political and macroeconomic contracts routinely runs into the millions of dollars, with tight bid-ask spreads on the most popular markets. Election, Fed decision, and inflation contracts have consistently traded with spreads under a cent, which is genuinely competitive.

Where Kalshi is thinner is in the long tail of niche contracts, some cultural or entertainment markets, and questions with very late-stage low-probability tails. Traders in those markets should size accordingly and use limit orders.

Withdrawals, Support, and Track Record

Kalshi processes withdrawals to US bank accounts, typically within one to three business days. Support is available through the platform, and the exchange has a clean public record on payouts. There have been no widespread payout failures, no frozen customer funds events, and no regulatory sanctions since launch. That is a meaningful track record in a category where offshore competitors have repeatedly disappointed customers.

Who Kalshi Is Best For

Kalshi is the right platform for traders who want:

• Legal, regulated access to prediction markets from anywhere in the US
• USD deposits and withdrawals through normal banking rails
• Serious liquidity on politics, economics, and macro contracts
• The comfort of a US-supervised exchange with real accountability

It is less ideal for traders who need extremely long-tail international markets, want crypto-native settlement, or who are focused on markets Kalshi has chosen not to list.

The Bottom Line

Kalshi is legit in every meaningful sense of the word. It is regulated, transparent, well-capitalized, and has a demonstrated track record of paying users what they are owed. For serious US-based prediction market traders, it is the default starting point, and for many, it is the only account they need.

Ready to start? Open an account with Kalshi through PredictWire, or compare it directly with Polymarket before you decide where to trade.

Polymarket is the world’s largest crypto-native prediction market, and in 2026 it sits at the center of the event-trading ecosystem. If you’ve watched election night, followed a Fed rate decision, or tracked a major sporting outcome this year, odds are you saw a Polymarket number cited somewhere. This review walks through how Polymarket actually works, what it’s good at, where it falls short, and whether it belongs in your trading stack.

Short answer: Polymarket is the deepest, most liquid prediction market on the planet, with billions in annual volume, on-chain settlement via USDC, and unmatched coverage of political, economic, and cultural events. For serious traders comfortable with crypto rails, it is indispensable. For casual US users who want a CFTC-regulated, fiat-native experience, Kalshi is typically the easier starting point.

What Is Polymarket?

Polymarket is a decentralized prediction market built on the Polygon blockchain. Users trade binary “Yes/No” shares in future events, with each share priced between $0.00 and $1.00 — the price itself representing the market-implied probability of the outcome. When the event resolves, winning shares pay out $1.00 and losing shares pay out $0.00.

Unlike traditional sportsbooks, Polymarket is a peer-to-peer exchange. You are trading against other users, not against the house. That structure is why Polymarket’s odds are widely used by journalists, economists, and analysts as a real-time signal of crowd belief — there’s no bookmaker margin distorting the number.

How Polymarket Works

Trading on Polymarket looks and feels a lot like trading stocks or crypto, but with binary outcomes:

• Deposit USDC on the Polygon network (Polymarket supports credit/debit onramps and direct crypto transfers).
• Pick a market — say, “Will the Fed cut rates at the June 2026 meeting?”
• Buy Yes or No shares at the current market price. A share bought at $0.67 pays $1.00 if it wins, a 49% return.
• Hold or trade out — prices move continuously as news breaks, so you don’t have to hold to expiration. You can take profit (or cut losses) at any time.
• Resolution is handled by UMA’s optimistic oracle, with a dispute window before payouts finalize.

Because orderbooks are public and on-chain, every trade is transparent. That transparency is a core reason institutional researchers trust Polymarket’s numbers.

Fees, Liquidity, and Market Depth

Polymarket does not charge a per-trade commission. Its revenue comes from ecosystem activity rather than taker fees, which makes it one of the cheapest venues to express event-driven views. There is, however, a bid-ask spread to cross, and smaller markets can have wider spreads than liquid flagship contracts.

In 2026, Polymarket routinely supports eight-figure volumes on flagship markets. Political, macroeconomic, and major sports contracts typically trade with spreads of one to two cents — tight enough that even active day-trading strategies remain viable. Niche markets (obscure policy questions, long-tail sporting events) can be thinner, so position sizing matters.

Polymarket in the United States

Polymarket’s US story changed significantly in 2025. After years of offshore-only access, the platform secured a path to US participation through an acquisition of a CFTC-registered designated contract market. For US residents, that means legal, compliant access to a subset of Polymarket markets — though the full international catalog remains broader than what’s offered domestically.

If you’re a US user deciding between platforms, the practical split usually looks like this:

Feature	Polymarket	Kalshi
Regulation	CFTC-registered DCM (US tier)	CFTC-regulated DCM
Settlement currency	USDC (crypto)	USD (fiat)
Market breadth	Extremely wide; culture, politics, crypto, sports	Broad; strongest in economics, politics, sports
Liquidity on flagships	Deepest in the industry	Deep and growing fast
Fee model	No commission; spread-based	Per-contract trading fee
Best for	Crypto-native traders, macro/politics power users	Fiat-native US retail and institutional traders

What Polymarket Does Best

Three categories stand out in 2026:

• Political and election markets. From national elections to individual Senate races, Polymarket consistently offers the widest menu and the deepest liquidity. Its odds are frequently cited by major outlets as a benchmark.
• Macroeconomic contracts. Fed rate decisions, CPI prints, recession odds, and GDP outcomes all trade with institutional-grade depth. These are the markets most often used for actual hedging.
• Cultural and “will-it-happen” markets. Movie box office, award shows, tech launches, and geopolitical flashpoints — categories that simply don’t exist on traditional exchanges — are a Polymarket signature.

Risks and Things to Know Before You Trade

No prediction market is risk-free, and Polymarket has a few specifics worth understanding:

• Resolution risk. Markets settle based on UMA’s optimistic oracle. The overwhelming majority resolve cleanly, but ambiguously worded contracts can occasionally see disputes. Read the resolution criteria before sizing up.
• Crypto infrastructure. Even with improving onramps, you’re still interacting with a Polygon wallet. That’s a feature for crypto-native users and a learning curve for everyone else.
• Tax treatment. Gains on prediction market contracts are taxable events in the US. Keep records and consult a professional.
• Behavioral risk. Continuous pricing and 24/7 markets make it easy to overtrade. Treat prediction markets like any other speculative instrument: risk what you can afford to lose.

Is Polymarket Worth It in 2026?

For any trader, analyst, or informed observer who cares about event probabilities, yes — Polymarket is worth a seat at the table. Its liquidity, breadth, and transparency make it the clearest market-based signal of what the world collectively expects. For hands-on traders, the zero-commission structure and tight spreads on flagship contracts make it genuinely cost-competitive.

The honest caveat: if you want a pure-fiat, US-regulated, “feels like a brokerage” experience, Kalshi is the more frictionless path. Many of the most sophisticated prediction market traders we cover at PredictWire use both platforms and arbitrage the differences.

Where to Trade

Ready to get started? Open accounts at both top platforms and compare them head-to-head:

• Sign up for Polymarket — the world’s largest prediction market.
• Sign up for Kalshi — the leading US-regulated, fiat-native alternative.

For a full side-by-side of every major prediction market — fees, jurisdictions, product breadth, and liquidity — see our updated Best Prediction Markets of 2026 rankings.