Points to Breakeven or BEP refers to the intermediate price, which saves the trader from losing from the stocks he bought. In simple language, The price at which the trades are neither at net profit nor loss is called Breakeven Points in the stock market.
For instance, if the trader bought 400 shares in INR 100 and sells them for INR 100.20, the breakeven points will be 0.11 after the deduction of brokerage, STT, exchange transaction charges, GST, SEBI Charges, and stamp duty.
For easy calculation, Zerodha has provided a brokerage calculator that mentioned Points to Breakeven — https://zerodha.com/brokerage-calculator/#tab-equities