Prediction Market KALSHI: a Practical Trader's Guide
Kalshi is a US-regulated prediction market that offers binary YES or NO contracts on real-world events. When a market resolves, YES pays $1 if the outcome is true and $0 otherwise. The phrase prediction market Kalshi often appears in discussions about legal, compliant event contracts available to US residents. This guide explains how Kalshi works, what makes it a platform for arbitrage, and how KalshiArb helps traders identify edge opportunities within Kalshi’s rules and risk parameters.
What is Kalshi as a prediction market platform
Kalshi operates as a CFTC-regulated Designated Contract Market where traders buy YES or NO shares on the resolution of events. Each contract has a settlement asset of USD and a fixed payoff of $1.00 for the winning side. Prices move on supply and demand, with typical tick steps of 1 cent, and every market abstracts to a binary outcome. The platform uses a centralized clearinghouse to settle trades and calculate payer outcomes after the official rule is applied.
How trading works on Kalshi: YES/NO and settlement
In Kalshi’s binary markets, the best-ask prices for YES and NO should sum to $1.00 at fair value. If YES is priced at 0.42 and NO at 0.58, buying both sides would cost $1.00, but transaction costs from Kalshi’s fee schedule apply. The per-contract payoff remains $1.00, so the edge comes from price inefficiencies or mispricings across related markets. Settlement is rule-based, using written resolution rules and data sources, not third-party oracles.
Arbitrage opportunities within Kalshi markets
Intra-market arbitrage occurs when the sum of best-ask prices for YES and NO is less than $1.00, creating a guaranteed cents lock after fees. Combinatorial arbitrage can exist when several child markets under the same event ticker allow a complete set of YES positions where the total cost sits below $1.00. The opportunity depends on real-time price moves and the absence of cross-market slippage. KalshiArb specializes in scanning these edge cases and presenting executable signals within the platform rules.
Kalshi's regulatory status and safety for US traders
Kalshi is US-based and regulated by the CFTC as a Designated Contract Market, providing a legally compliant venue for retail traders. Trading and settlement are USD-denominated, and accounts require standard KYC and a US bank link. The platform explicitly forbids anonymous trading and operates with a fixed settlement mechanism. Users should stay informed about state-level restrictions on certain event contracts, especially sports-related markets, which can change over time.
Lock in edge with KalshiArb
Explore pricing options for KalshiArb to get alerts on YES + NO < $1.00 opportunities and start scanning for intra-market arbitrage today.
FAQ
- What is a Kalshi prediction market in simple terms?
- A Kalshi prediction market is a US-regulated platform where you buy YES or NO contracts on real-world events. Each contract is settled to $1.00 for the correct outcome and $0.00 otherwise.
- How does settlement work on Kalshi?
- Settlement is determined by written resolution rules and a designated data source. Kalshi uses its market operations and clearinghouse to mark contracts to the $1.00 payoff for the winning side.
- What counts as an edge on Kalshi?
- An edge exists when prices imply a profit after considering fees. For example, if YES and NO costs sum to less than $1.00 and the edge remains after fees, you can lock in a risk-defined payoff by buying both sides.
- Who is KalshiArb for and how does it help?
- KalshiArb provides tools to scan for intra-market and combinatorial arbitrage opportunities within Kalshi’s rules. It aims to identify valid edge situations and present actionable signals, with non-custodial operation and direct API access.