The minimum deposit required to open an account with a reliable forex broker can vary widely, depending on the broker and the type of account traders are interested in opening. Some brokers require as little as $1 to open an account, while others may require minimum deposits of $500 or more. Generally, the minimum deposit required for a standard account with a reputable broker is typically around $100. It's important to note that some brokers may offer different account types with varying minimum deposit requirements, so trades must research and compare options before choosing a broker. It's also important to remember that the minimum deposit is just one factor when choosing a broker and should not be the sole deciding factor.