Comparison · updated July 2026
Interactive Brokers Forecast Contracts vs ForecastEx
Interactive Brokers Forecast Contracts and ForecastEx are two of the most discussed prediction market platforms in the US. Here's a side-by-side look at how they compare on the factors that actually matter for traders.
Interactive Brokers Forecast Contracts
CFTC-regulated event contracts inside the IBKR trading platform.
ForecastEx
An exchange-grade forecast market owned by Interactive Brokers.
Rating
Interactive Brokers Forecast Contracts
4.1
ForecastEx
4.4
Best for
Interactive Brokers Forecast Contracts
Existing IBKR clients
ForecastEx
Brokerage-grade access via Interactive Brokers
Regulation
Interactive Brokers Forecast Contracts
CFTC-regulated
ForecastEx
CFTC-regulated
US availability
Interactive Brokers Forecast Contracts
Available
ForecastEx
Available
Fees
Interactive Brokers Forecast Contracts
$0.02–$0.10 per contract
ForecastEx
1 cent per contract
Mobile
Interactive Brokers Forecast Contracts
Good
ForecastEx
Good
Markets
Interactive Brokers Forecast Contracts
Economy, Financial events, Politics
ForecastEx
Economy, Climate, Politics, Financial events
Payment
Interactive Brokers Forecast Contracts
ForecastEx
Bank transfer, IBKR funding
Founded
Interactive Brokers Forecast Contracts
ForecastEx
2023
Verdicts
Who wins, category by category
Best for beginners
Interactive Brokers Forecast Contracts
Cleaner onboarding and a more polished consumer experience.
Best for regulation
Interactive Brokers Forecast Contracts
Operates as a CFTC-designated contract market.
Best for liquidity
Interactive Brokers Forecast Contracts
Deepest order books on headline markets.
Final take
Should you choose Interactive Brokers Forecast Contracts or ForecastEx?
ForecastEx comes out narrowly ahead in our methodology, but both platforms have a clear lane. Choose Interactive Brokers Forecast Contracts for existing ibkr clients, and ForecastEx for brokerage-grade access via interactive brokers.