During gameplay, press ~ to display the text prompt and 
type in sv_cheats 1. Press ~ and enter one of the following cheat. 

Result Code 
Spawn indicated item - give [name] 
Ammunition for weapons - impuse 101

Toggle bot AI - bot_stop [0 or 1] 
Allow bot to join game for indicated team - bot_add_ct or bot_add_t 
Kill all bots - bot_kill 
Toggle bot using pistols only - bot_pistols_only [0 or 1] 
Toggle bot using snipers only - bot_snipers_only [0 or 1] 
Bot automatically follows you if you do not 
give them orders - bot_auto_follow 
Bots will not do mission objectives and will 
expect humans to do it - bot_defer_to_human 1 
Kick all bots from game and leaves humans to play - bot_kick 
Bots use only knives - bot_knives_only 
Bots have a prefix in their name - bot_prefix [prefix] 
See where bot is going - bot_show_nav 
Weapon hits nearest enemy - sv_clienttrace 99999999999