This page is for discussion of I Bonds which are issued by the U.S. treasury.
I Bonds have a ‘fixed rate’ portion and an additional portion which is adjusted twice per year at a rate dependent upon the rate of inflation.
The current interest rate on the bonds is 7.12% through 4/30/2022 after which they will adjust for the next 6 months. It is estimated that the new interest rate will be in the 9.5% area.
You can buy these bonds on the Treasury Direct site — here. All the details are on this page and there are penalties for early withdrawal so make sure you check out the details.
You may purchase up to $10,000 annually – a couple can have 2 accounts and buy $20,000 total.