Is there any credit for being over 65 years old?

You receive an additional amount for the Standard Deduction if you are age 65 or older.

Standard deductions for 2023

Single - $13,850 add $1,850 if age 65 or older
Married Filing Separately - $13,850 add $1,500 if age 65 or older
Married Filing Jointly - $27,700 add $1,500 for each spouse age 65 or older
Head of Household - $20,800 add $1,850 if age 65 or older

if your income is low enough and generally 65 or over and adjusted gross income (AGI)

with a filing  status other than joint return  AGI less than $17,500 

or if filing jointly one spouse AGI less than $20,000

or filing jointly and both 65 or over AGI less than $25,000

or married filing separately AGI less than $12,500

there is a credit for the elderly computed on schedule R.