The FX Spot Rate, or Forex Spot Rate, is the amount it costs in one currency to buy another currency for immediate delivery. It's also known as the "interbank" or "spot" market rate. This is because transactions take place between banks and other large financial institutions, rather than between consumers and businesses.The FX spot rate fluctuates constantly as supply and demand for different currencies changes. It's important to stay up-to-date on current rates if you're planning on making a foreign exchange transaction. You can get this information from various sources, including online calculators and news outlets that cover foreign exchange markets.Why does the FX spot rate matter? If you're traveling overseas and need to buy local currency, it's important to know what the current FX spot rate is so that you can get the best deal possible on your purchase. And if you're considering investing in a foreign country's economy, it's helpful to understand how movements in the FX market can impact your potential returns.