system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
What is a Series I-Bond?


assistant
An I-Bond is a savings bond you can purchase from treasury direct that helps protect you from inflation. An I-Bond earns interest at both a fixed rate and the inflation rate, which is determined by the treasury department and is adjusted twice a year.  You can purchase up to $10,000 of electronic I-Bonds per calendar year.