Prediction market guides
Where to trade prediction markets on sports, crypto and the Fed, how the platforms compare, and how Combos and hedges work, from the team building Totalis.
Prediction market combos and parlays: the best platforms in 2026
The best prediction market combo (parlay) platforms in 2026: Totalis, Kalshi, Polymarket, Robinhood and Coinbase, compared on legs, pricing, fees and exits.
Best prediction market apps in 2026: how to choose one
The best prediction market apps in 2026: Totalis for Combos outside the US; Kalshi, Polymarket US and Robinhood in the US. How to choose one by country.
Polymarket alternatives: where else to trade prediction markets in 2026
The best Polymarket alternatives in 2026: Totalis for Combos outside the US, Polymarket US and Kalshi in the US, plus Hyperliquid, Limitless and SX Bet.
Kalshi alternatives: where else to trade prediction markets in 2026
The best Kalshi alternatives in 2026: Totalis for Combos outside the US, Polymarket US, Robinhood and Crypto.com in the US, plus Polymarket and Limitless.
Fed rate decision prediction markets: how to trade and hedge the FOMC
Trade the 9 December 2026 Fed rate decision on Totalis, Kalshi or Polymarket. How each market settles and how to hedge a hike, a hold or a cut.
NFL prediction markets: where and how to trade them in 2026
Trade NFL prediction markets on Totalis outside the US, or on Kalshi, Polymarket US and Robinhood inside it. Fees, Combos and how a game settles.
Lowest-fee prediction markets in 2026: what each platform charges
The lowest-fee prediction markets in 2026: Totalis, Hyperliquid, Novig, Polymarket and SX Bet, with 11 platforms' fee formulas and a worked Combo example.
NBA prediction markets: where and how to trade them in 2026
Trade NBA prediction markets on Totalis outside the US, or on Kalshi, Polymarket US and Robinhood inside it. Fees, Combos and how a game settles.
Prediction markets vs sportsbooks: what's the difference?
A prediction market matches you with another trader for a fee; a sportsbook takes the other side, with its margin in the odds. How prices and exits differ.
Best prediction markets for sports in 2026: leagues, fees and Combos
The best prediction markets for sports in 2026: Totalis outside the US, with Combos mixing games and crypto; Kalshi, Polymarket US and Robinhood in the US.
Bitcoin price prediction markets: how to trade them in 2026
Trade bitcoin price prediction markets on Totalis, Kalshi, Polymarket or Polymarket US: the strike levels, what each settles on, fees and BTC in a Combo.
List of prediction markets: every platform, who runs it and who can use it
A dated list of 27 prediction market platforms: US-regulated apps, crypto venues and play money, with who runs each, who can use it, its money and Combos.
What is Kalshi? How it works and whether it is legit
Kalshi is a CFTC-regulated US exchange for Yes or No event contracts. How a trade works with live prices and fees, whether it is legit, and who can use it.
Is Kalshi legal? State-by-state status in November 2026
Kalshi is a CFTC-regulated exchange offered across the US, but court orders block its sports contracts in some states. A dated state table, each row sourced.
Kalshi fees explained: what you pay per contract in 2026
Kalshi takers pay 0.07 × C × P × (1 − P), up to 1.75 cents a contract at 50 cents. Fee table from 1 to 99 cents, maker and combo fees, and a real trade.
Kalshi API: how to use it, with tested Python and TypeScript
The Kalshi API is free, and its market data needs no key. Tested Python and TypeScript examples, API keys and signing, rate limits, WebSocket, MCP and SDKs.
Kalshi stock: is Kalshi publicly traded, and can you buy shares?
No, Kalshi is private, last valued at $40 billion in October 2026. Its funding rounds, SEC filings, private share prices, the DICE ETF and its IPO plans.
What is Polymarket and how does it work?
Polymarket is two exchanges: Polymarket US, a CFTC-regulated app in dollars, and polymarket.com in crypto. How each works, with a real first trade and its fee.
Is Polymarket legal in the US? Federal status and state by state (November 2026)
Polymarket US is a CFTC-regulated exchange open in most states; polymarket.com bars US users. Nevada, Michigan, New York, California and Texas, with sources.
Polymarket fees explained: international vs Polymarket US in 2026
Polymarket charges takers: a category rate up to 0.07 internationally and a volume-tiered rate on Polymarket US. Fee tables, combo fees and a real trade.
How to withdraw from Polymarket: the US app and polymarket.com
Polymarket US pays back to the card or bank you deposited from in 3 to 4 business days. Polymarket.com sends USDC to a wallet or exchange. Steps, fees, times.
Polymarket API: Gamma, CLOB and Data API, with tested code
The Polymarket API is free to read with no key. Tested Gamma, CLOB, Data API and WebSocket code, trading auth, rate limits, SDKs and the Polymarket US API.
Polymarket stock: is Polymarket public, and is there a POLY token?
No, Polymarket is private and has not launched a POLY token. What ICE paid for its 22% stake, valuations, private share prices, DICE and the POLY trademark.
DraftKings Predictions: how it works, where it's legal and what it costs
DraftKings Predictions is DraftKings's CFTC-regulated prediction market. How it is legal, the 17 states with sports contracts, its fees, Combos and rivals.
Which prediction market has the most volume? Kalshi vs Polymarket in numbers
Kalshi: $16.9 billion traded in October 2026, 2.8 times both Polymarket exchanges together. Monthly volume, market share, sports share, why dashboards disagree.
Prediction market odds explained: prices, probabilities and payouts
A 62-cent share implies a 62% chance and pays $1 if right. Odds table, what $100 paid after fees on Kalshi, Polymarket and HIP-4, and a $100 parlay (Combo).
Can you actually make money on prediction markets?
Yes, but most traders lose: 69% of Polymarket users ended down in one study. Who profits, what fees and spread cost, and a real trade priced on 11 Nov 2026.
Prediction market arbitrage: how it works on Polymarket and Kalshi, and why it rarely pays
We checked 10 NBA games on Kalshi, Polymarket and HIP-4 every 3 minutes on 11 Nov 2026: no gap survived fees. How arbitrage works, the rules and bots.