Read docs Updated 2026-06-17
What is IG?
IG is a finance API that provides market data for spreadbetting and CFD products.
It supports developers and systems that need this data for trading platforms or analysis tools.
What you can build with IG
Real-time CFD price dashboards
Develop web or mobile apps that pull live spreadbetting and CFD quotes to display instrument prices, changes, and spreads for traders.
Automated trading strategy tools
Build scripts or bots that consume IG market data to monitor CFD instruments and trigger alerts or order logic based on price movements.
Portfolio risk analytics platforms
Integrate the data feed into internal tools that calculate exposure and volatility for CFD and spreadbetting positions held by users.
Get started with IG
- 1Create an IG trading account and request API access
- 2Generate and store your API key from the account dashboard
- 3Review the available market data endpoints in the docs
- 4Make HTTPS requests using the API key for authentication
- 5Parse the returned JSON to display or process instrument prices
IG: pros & cons
Pros
- +HTTPS encryption for all requests
- +Simple API key authentication
- +Specialized data for CFD and spreadbetting markets
- +Direct access to instrument pricing
Cons
- –Requires an active IG trading account
- –Limited to IG's available instruments only
- –Usage subject to account terms and potential rate limits
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Frequently asked questions
It provides market data for spreadbetting and CFD instruments.
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