best to determine if they CAN claim you by answering the questions on this IRS tool, answer the questions as if you were your parents.
Technically, the issue is not how much money you make as if you are under 24 and a student there is no income test to determine dependency. What is important is whether you provide more or less than 50% of the expenses to support yourself.
https://www.irs.gov/help/ita/whom-may-i-claim-as-a-dependent
(when it asks if the student lived with the parents all year, remember, that temporary absenses at college is still considered living at home per the IRS)
Further, this worksheet is how the IRS determines whether you are providing more than 50% of your expenses. Simply the fact that you are paying the 1st semester doesn't necessarily mean you exceed 50% for the year.
https://apps.irs.gov/app/vita/content/globalmedia/teacher/worksheet_for_determining_support_4012.pdf
