NB! It seems this console command is not compatible with CS2.
Command Profile

NEXTLEVEL

CS:GO

This command will make the server load/progress to the specified map at the end of the current game. In other words, this command sets the next map in the map cycle.

Syntax
nextlevel [Map Code]

Description

This command will make the server load/progress to the specified map at the end of the current game. In other words, this command sets the next map in the map cycle.

How To Use nextlevel

  1. Enable the developer console in Counter-Strike settings.
  2. Open the console with the tilde key (~).
  3. Enter nextlevel [Map Code], replacing bracketed arguments with the value you want, then press Enter.

This legacy command is not currently listed as compatible with Counter-Strike 2.

Syntax And Arguments

nextlevel [Map Code]
Map Code The map code of the next map to cycle to. View our map code list for map codes.