Azerbaijan's president met Armenia's prime minister on Tuesday in Switzerland's Davos, according to a statement by Azerbaijan's presidency.
The informal meeting between President Ilham Aliyev and Nikol Pashinyan took place in Davos where the two leaders were attending the 49th World Economic Forum, said the statement.
It added that during their meeting the two leaders discussed the current situation regarding the solution process of Upper Karabakh problem.
Karabakh – a disputed territory between Azerbaijan and Armenia – broke away from Azerbaijan in 1991 with military support from neighboring Armenia, and a peace process has yet to be implemented.
Three UN Security Council resolutions and two UN General Assembly resolutions refer to Karabakh as being part of Azerbaijan.
The Parliamentary Assembly of the Council of Europe refers to the region as being occupied by Armenian forces.
By Ruslan Rehimov in Baku