When you visit zerodha site you find ZERODHA BROKERAGE CALCULATOR where you can figure how assessments are charged for sum transactioned.
ZERODHA The name itself showing zero which implies zero business charges for CASH N CARRY product(taxes are charged).20/ - level financier charges gathered for INTRADAY trading(20/ - per purchase n 20/ - per sell).ZERODHA offers introduction to 6 to11 times it is extremely helpful for dealers particularly intraday traders.DEMAT charges likewise low 300/ - per year(separate for EQUITY N COMMODITY).