The article discusses the stability of Kazakhstan's national currency over the past 5 years. It looks at the currency policy of the National Bank of Kazakhstan and analyzes factors influencing currency fluctuations. The study aims to improve the system of state regulation in monetary policy. The policy of a free-floating exchange rate has helped stabilize the currency and reduce interest rates. However, the market process of determining the equilibrium price is not yet efficient, leading to deviations from the ideal price in financial markets.