The 34-year-old made his declaration after Britain finished a devastating innings and 78 run triumph over Australia in the fourth Test at Trent Extension to take an incredible 3-1 lead in the five-match Slag arrangement.
"I will have one more Test and that is the end of my vocation," said Clarke amid the post-match presentation service.
"I am resigning from universal cricket. I would prefer not to escape now so I will have one more go at The Oval," he included after reports in Australian media prior Saturday that he spoke the truth to end his Australia vocation.
The fifth Test begins at The Oval, in south London, on August 20.
Clarke, one of the best batsmen of his era yet tormented by a longstanding back issue and later hamstring inconvenience, is in a frantic keep running of structure, having come to 25 only six times in his last 30 Test innings.
"There's most likely I'll generally consider myself responsible, my exhibitions haven't been anyplace they should be," said Clarke.
"I don't accuse anybody in the evolving room, yet I haven't drove from the front.
"I began this awesome amusement at six years old and I believe it's the opportune time to leave now.
"When I first came into the group I had 11 more seasoned siblings helping me get into a position where I can help the group and ideally I've done that." (AFP)