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- The X-Application header is not required when using the createDeveloperAppKeys or the getDeveloperAppKeys service.
- Application Keys cannot be created using the AUS Endpoint.
- The Application Name must be unique
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Upon creation, the live Application Key will be inactive.
- To apply for a Live Application key please click here and select Exchange API > For My Personal Betting and complete the application form at the bottom of the page. A one-off activation fee of £299 applies; this is debited directly from your Betfair account once access is approved
- The Delayed App Key operates on the live Betfair Exchange and not a testbed/sandbox environment.
The Delayed App Key should be use for development purposes and any functional testing and provides delayed Betfair price data (EX_BEST_OFFERS only). The delay is variable between 1-60 seconds.
- The Delayed App Key must also be used in simulation/practice applications where the facility to bet into live Betfair markets is not available.
- The delayed App Key does not return traded volume data 'totalMatched' or EX_ALL_OFFERS via listMarketBook.
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