Ask to sign a year or 2-year long lease.
Your landlord cannot raise the rent during a fixed term lease. The longer your lease term, the more security you will have in knowing your rent will not go up.
According to The Spruce, renters may also be able save money by signing a two-year lease. Finding renters and refreshing an apartment after a renter leaves is costly and time-consuming for landlords. If you're willing to sign a two-year lease, you may be able to negotiate with the landlord for a lower monthly rent.