Kospi and other related figures are shown on a digital board inside Woori Bank in Jung District, central Seoul, on May 27. [YONHAP]

Korean stocks opened lower Thursday as a rally led by AI took a breather amid falling oil prices and conflicting signals from the United States and Iran over their peace deal negotiations.

The benchmark Korea Composite Stock Price Index (Kospi) fell 62.97 points, or 0.77 percent, to 8,165.73 at the opening bell.

Related Article

The index closed at a record high of 8,288.7 on Wednesday, extending its winning streak to its fourth consecutive session on the back of a strong rally led by major semiconductor shares, including Samsung Electronics and SK hynix. The landmark 8,000-point feat was achieved Tuesday.