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Platform review · updated July 2026

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OG review

Onchain event markets platform.

Not yet fully scoredOnchain traders DeFi / offshoreRestricted in the US
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Editorial disclosure. HunchMarkets may earn a commission when readers sign up via our links. Our rankings, ratings and methodology are decided independently of commercial relationships.

Overview

Score breakdown

Score breakdown

Not yet fully scored

Weights: Regulation 30% · Liquidity 25% · Market Breadth 20% · UX 15% · Fees 10%. See our review methodology.

Regulation & Trust (30%)
—

Registration with the CFTC, FinCEN, state regulators or foreign equivalents; enforcement history; segregated customer funds.

Liquidity & Execution Quality (25%)
—

Median order-book depth on flagship markets and notional size that can move without more than a 1-cent price impact.

Market Breadth (20%)
—

Number and diversity of active contracts across politics, economics, sports, crypto, weather, science and culture.

User Experience (15%)
—

Onboarding, KYC, web and mobile UX, charting, API quality, support responsiveness and platform reliability.

Fees & Costs (10%)
—

Trading fees, deposit and withdrawal costs, funding charges and typical effective spread paid by retail users during testing.

How it works

Sign-up process

User experience

Fees

Headline cost: Onchain fees + spread

Markets covered

PoliticsCryptoCulture

Pros and cons

Pros

    Cons

      Risk and limitations

      Risk warning. Event contracts are financial instruments. You can lose your full premium. Trade only where legally permitted in your jurisdiction. This is not investment, legal or tax advice.

      Alternatives

      Kalshi

      4.7/5

      The first CFTC-regulated event contract exchange in the United States.

      ForecastEx

      4.4/5

      An exchange-grade forecast market owned by Interactive Brokers.

      Metaculus

      4.4/5

      Community forecasting platform focused on calibration and long-horizon questions.

      Polymarket

      4.3/5

      The largest crypto-settled prediction market for global events.

      Run the numbers

      Embedded tool

      Estimate your payout on OG

      Position details

      Result

      Contracts
      222.22
      Potential payout
      $222.22
      Potential profit
      $122.22
      ROI
      122.2%
      Max loss
      -$100.00
      Break-even probability
      45%
      Open full tool →

      Embedded tool

      Convert any contract price into a probability

      Implied probability

      35%
      Contracts
      285.71
      Payout if Yes
      $285.71
      Profit if Yes
      +$185.71
      Open full tool →

      Final verdict

      Visit OGSee ranking

      FAQ

      Is OG legal in the United States?+

      No. OG is not currently licensed to serve US residents and geoblocks US traffic.

      What does it cost to trade on OG?+

      How does OG handle settlement?+

      OG settles each contract based on a verifiable real-world outcome. Winning contracts pay one dollar; losing contracts pay zero.

      Who is OG best for?+

      OG is best for onchain traders.