Araqchi, in separate telephone conversations with the foreign ministers of the three regional countries on Monday, updated them on the process of the Iran-US indirect talks.
He described the nuclear talks as a good start while stressing the need to address existing mistrust regarding the intentions and objectives of the American side.
The foreign ministers of Turkey, Egypt, and Saudi Arabia, for their part, welcomed the launch of the Muscat negotiations and underlined the importance of continuing the talks in order to achieve a diplomatic solution and prevent further escalation of tensions in the region.
The most recent round of indirect nuclear negotiations between Iran and the United States was held in Muscat on February 6 with Oman mediating the talks.
Araqchi and US special envoy Steve Witkoff represented Tehran and Washington in the talks.