IC Markets: $200 USD or currency equivalent
​Simple FX: $1 USD

The most important takeaway here is you should always start with a demo account as you're still learning about the strategy and getting familiar with the algorithm. It doesn't matter whether you're an experienced trader or new to trading—this will give you room to make mistakes without losing your actual capital and allow you to master the strategy. 

When you're ready to switch to a live e recommend our users to start with a minimum of $500 USD. However, the ideal amount is $1,000 USD. 

"What if I'm still not willing to invest that much?"
You can, of course, start lower than the recommended amount above. The only disadvantage to having a smaller trading account would be that you will need to skip some steps used in the strategy. But it's completely doable.