Saudi Crown Prince Mohammed bin Salman and Iran's foreign minister Abbas Araqchi discussed developments in the region at a meeting in Riyadh on Wednesday, the Saudi state news agency (SPA) reported.
Top oil exporter Saudi Arabia has had a political rapprochement with Tehran in recent years, which has helped ease regional tensions, but relations remain difficult.
Speaking earlier, a senior Iranian official said Araqchi would discuss bilateral issues and efforts to secure a ceasefire in Lebanon and Gaza on his visit, adding that he will also visit Qatar later in the day.
The Middle East has been on edge awaiting Israel's response to an Iranian missile strike last week, which Tehran carried out in retaliation for Israel's escalation against Iran-backed Hezbollah in Lebanon, in a conflict running in parallel to the Gaza war.
Earlier this week, Tehran told Gulf Arab states it would be "unacceptable" if they allowed use of their airspace or military bases against Iran and warned that any such move would draw a response, a senior Iranian official said.
Lawyers, teachers and politicians were among thousands of demonstrators protesting policies on immigration, the targeting of lawyers and judges and the role of wealthy decision-makers.
South Korea's top court cast doubt on Thursday on frontrunner Lee Jae-myung's eligibility to run for the presidency, while the resignations of the prime minister and finance minister shook the interim government in place since December's martial law.
US President Donald Trump's national security adviser Mike Waltz is being forced out of his job, four people briefed on the matter said on Thursday, in the first big shakeup of Trump's inner circle since he took office in January.
Ukraine and the US have signed a deal heavily promoted by President Donald Trump that will give the US preferential access to new Ukrainian minerals deals and fund investment in Ukraine's reconstruction.
Schools were closed and flights cancelled as New Zealand's capital Wellington was hit by its strongest winds in over a decade on Thursday while a state of emergency was declared in parts of the South Island after 24 hours of heavy rain.
Increased looting of food stores and community kitchens in the Gaza Strip shows growing desperation as hunger spreads two months after Israel cut off supplies to the Palestinian territory, aid officials say.
Israel said it carried out a warning strike against an extremist group that was preparing to attack Druze in Syria, following through on its pledge to protect the minority group as violence spread in Druze areas near Damascus on Wednesday.
Swarms of Russian drones attacked the Ukrainian cities of Kharkiv and Dnipro late on Tuesday, killing at least one person and injuring at least 46, officials said.