Tehran and Washington reportedly on the verge of a preliminary agreement; the coming hours will be decisive, reports ILNA telegram citing Al Shanara news agency

• Al-Shanara news agency reported, citing a diplomatic source aware of the intensive diplomatic moves between Tehran and Washington to reach a preliminary agreement aimed at reducing tensions, and announced that the coming hours will be decisive in determining the fate of this agreement.

Headlines of this form, preliminary agreement imminent, sourced through regional agencies relaying a diplomatic contact, are a recurring feature of Iran-US negotiation cycles and have historically produced more false dawns than concluded deals. The established pattern is that crude prices soften on the headline itself and then retrace if confirmation fails to arrive from official channels on either side; in past episodes, moves driven by unnamed sourcing have tended to unwind within sessions absent follow-through from the principals. The transmission channel, were an agreement real, runs through Iranian export volumes: sanctions relief puts barrels already moving via opaque fleet and discounted channels back onto the visible market, with knock-on effects for freight, insurance, and the grade differentials those flows pressure. The credibility question here is the sourcing chain itself, a Telegram relay citing another agency citing a diplomatic source, which sits well below the threshold that has historically marked genuine inflection points. The tells worth watching are any confirmation or denial from official Iranian or US state channels, movement in tanker and insurance markets rather than flat price alone, and whether OPEC supply rhetoric shifts in anticipation. As it stands this is directional signalling, not an event.