The 2024 Child Tax Credit (CTC) amount is up to $2,000 per qualifying child. The CTC is nonrefundable, but you may be able to get a refund using the Additional Child Tax Credit (ACTC) if you end up owing less tax then the amount of CTC you qualify for.
Below is a link to an article that talks about the specifics of the CTC and ACTC.
2023 and 2024 Child Tax Credit