Earn 6.25% APY on the first $1,000 deposited into a high-yield savings account at this Massachusetts-based credit union.

Today's high-rate environment is tough for borrowers, but it can pay off for savers who make a few smart moves.

CNBC Select will update as changes are made public. With a high-yield savings account, you can get a solid interest rate and your money grows even faster thanks to compound interest — which lets ...