PSG clinched the French title earlier this month but the Spaniard, 46, is out of contract in the summer.
"I have told the players I am leaving," said Emery, who joined PSG on a two-year deal in June 2016.
"I thank president Nasser Al Khelaifi, the director of sport Antero Henrique, the supporters and all the players for these two seasons."
Emery joined PSG on a two-year deal in June 2016 after winning .
The club finished second behind Monaco in Emery's first season in charge but defeated the champions 7-1 on 15 April to claim their fifth league title in six years.
Emery, who won the Europa League three years running with Sevilla, has previously been linked with a move to Real Sociedad.
Chelsea manager Antonio Conte and Borussia Dortmund boss Thomas Tuchel have been touted as possible replacements for Emery at PSG.
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