• Senior Iranian official tells Reuters (TRI) that negotiations with Saudi Arabia, Turkey, and Pakistan will focus on regional de-escalation, not Tehran’s nuclear program.
  • The meeting in Tehran marks the first high-level engagement between Iran and all three Mecca Pact members since the pact’s formation.
  • Regional markets rallied on the diplomatic opening, with Saudi Arabia’s benchmark index up 2.5% and Qatar’s up 1.8% in early trading.

A Limited Diplomatic Opening

Iran has signaled that upcoming talks with the three members of the Mecca Pact—Saudi Arabia, Turkey, and Pakistan—will not address its nuclear program, according to a senior Iranian official who spoke to Reuters. The distinction is critical: Tehran is opening a channel to discuss regional security and de-escalation while keeping the nuclear file separate, a move that could reduce immediate hostilities but leaves the core dispute with Washington unresolved.

Delegations from the three pact countries were expected in Tehran on October 26 to discuss regional coordination, according to people familiar with the matter. The meeting represents the first high-level engagement between Iran and all three pact members since Saudi Arabia became more deeply involved in the regional conflict amid escalating attacks by Yemen’s Iran-aligned Houthis.

Saudi Deputy Minister for Public Diplomacy Rayed Krimly described the initiative as an effort to de-escalate the crisis and support mediation led by Qatar and Pakistan. Qatari mediators also traveled to Tehran on October 25, according to the reporting.

Market Reaction and Energy Stakes

Markets initially welcomed the diplomatic opening. Early trading on October 26 showed Saudi Arabia’s benchmark index rising 2.5%, Qatar’s gaining 1.8%, Abu Dhabi’s up 0.4%, Egypt’s blue-chip index adding 0.6%, and Dubai’s benchmark roughly flat, according to Reuters.

The principal economic connection is energy transport. The wider conflict has disrupted Asia-bound shipments through the Strait of Hormuz. Separately, Saudi Arabia announced plans to store crude in Singapore’s Jurong Rock Caverns from the second half of 2027 to strengthen regional supply security—an example of supply-chain adaptation alongside diplomacy.

For Iran, the economic stakes include oil-export restrictions, frozen assets, and the US maritime blockade. Tehran’s reported seven-day proposal links reopening the strait to relief on these fronts. The current meeting alone should not be interpreted as delivering sanctions relief or normal shipping conditions.

The Nuclear Question Remains Separate

The exclusion of nuclear issues from this meeting does not mean Iran has abandoned nuclear diplomacy. The larger negotiating obstacle remains sequencing: Washington wants nuclear restrictions addressed at the outset, while Tehran insists on measures concerning the blockade, sanctions, and shipping before nuclear negotiations begin.

US Vice President JD Vance told Reuters earlier in October that ending the war required a “meaningful” reduction in Iran’s enrichment capacity. An Iranian official, by contrast, said recognition of Iran’s right to enrich remained a red line, although enrichment details could be discussed later. Iran denies seeking nuclear weapons.

A collective-defence bloc is also opening a diplomatic channel. Saudi Arabia, Turkey, and Pakistan signed the Mecca Joint Defence Agreement in August, which treats an armed attack on one member as an attack on all. Pakistan approved the pact last week; Turkish parliamentary ratification was still underway in the latest reporting.

Fragile Prospects

The most plausible immediate benefit is a regional-security understanding or a more durable communication channel—not a nuclear agreement. Watch for a joint communiqué, concrete commitments concerning attacks on Saudi Arabia, and changes to the blockade or Hormuz shipping arrangements. These would distinguish substantive progress from diplomatic signaling.

A broader settlement still faces technical and political questions: the fate of highly enriched uranium, permissible enrichment levels and capacity, sanctions relief, and International Atomic Energy Agency access and verification. Keeping them off this meeting’s agenda may make regional discussions easier, but does not remove them.

The closest related developments are Qatar’s renewed mediation, the Mecca Pact’s military coordination, and Saudi Arabia’s overseas oil-storage initiative. Together, they show governments pursuing diplomacy while preparing for continued insecurity. The early stock-market rebound reflects hope that this approach can work—not confirmation that the conflict or nuclear impasse has been resolved.

Correction: An earlier version of this article misstated the date of the Tehran meeting. It was expected on October 26, not October 25.