"I think I can play at this level for quite a while," the midfielder told The Sunday Times. "I'm not looking for a new contract but I'm hoping next year will not be my last. I'll know when I'm ready to go.
"It's getting more difficult for older players. It shows how well Giggs and Scholes have done.
"You need a manager who'll play you at the right times - which is what Brendan Rodgers is doing with myself now."
Gerrard signed a professional contract with Liverpool in 1997 and made his senior debut in the following year.