Kammala jumla mai zuwa: A matsayin dan wasan karshe na gasar zakarun duniya ta 2010, Kamsky an ba shi izinin shiga kai tsaye zuwa gasar 'yan takara takwas don tantance mai kalubalanci ga
Gasar Cin Kofin Duniya ta Chess 2012. Gasar 'yan takara ta fara ne da tsarin wasan mafi kyau na hudu a watan Mayu 2011 a Kazan, tare da Kamsky yana fuskantar Veselin Topalov a wasan kusa da na karshe. Tare da nasara a gefen Black na Gruenfeld tsaro a wasan na biyu, Kamsky ya ci gaba da cin nasara Topalov 21⁄2 <unk> 11⁄2 don ci gaba zuwa wasan kusa da na karshe. A wasan kusa da na karshe, ya fuskanci zakaran gasar cin kofin duniya ta Chess ta 2009 Boris Gelfand a wasan da suka yi a gasar cin kofin 'yan takara ta 2007 wanda Gelfand ya lashe. Bayan wasanni huɗu, wasan ya daidaita a 2<unk>2, tare da saurin yanke hukunci don yanke hukunci kan mai nasara a ranar 16 ga Mayu. A cikin sauri tiebreaks, Kamsky ya lashe wasan 3 tare da baki don ɗaukar 2<unk>1 jagora kuma yana buƙatar kawai wasa tare da fararen fata a wasan karshe mai sauri don ci gaba zuwa wasan karshe. Koyaya, Gelfand ya ci nasara tare da baƙar fata don tilasta wasan wasa na walƙiya, wanda ya ci 2 <unk> 0 don kawar da Kamsky kuma ya isa wasan ƙarshe na 'Yan takara.