For EIC purposes only the maximum number of eligible children is 3.
For tax year 2020 the Maximum AGI for EIC when filing as Head of Household is $50,594 with 3 children
For tax year 2021 the Maximum AGI for EIC when filing as Head of Household is $51,464 with 3 children
Go to this IRS website for EIC information - https://www.irs.gov/credits-deductions/individuals/earned-income-tax-credit/earned-income-and-earned...
