Pakistani Prime Minister Shehbaz Sharif, whose country has been a key mediator since the initial talks, confirmed that "a final, agreed-upon text of the peace deal has been reached."
These remarks followed comments from Trump, who claimed that Tehran had consented to halt its pursuit of nuclear weapons while hinting at a possible meeting with Iran's Supreme Leader.
Araghchi's visit to Beijing comes in the midst of an escalation of hostilities in West Asia following the military advances made by Yemen's Houthis, formally known as Ansar Allah.