XAU and XAG are the common codes used in the financial markets to represent gold and silver, respectively、These codes are primarily used for overthecounter (OTC) trading, futures contracts, and in quoting prices of these precious metals.

XAU: This code stands for Gold、It is typically used when discussing the price of gold in a trading context, whether it's spot prices, futures, or other investment instruments related to gold.

XAG: This code represents Silver、Similarly to XAU, XAG is used when referring to the price of silver in trading activities, including spot prices and various silverbased investment products.

Both XAU and XAG are universal symbols that help standardize communication about these commodities across global financial markets、Traders, investors, and financial news outlets often use these codes to provide realtime updates on the value of gold and silver.