U.S. consumer price inflation report is due at 1330 GMT. Economists polled by Reuters see year-on-year inflation at 3.2% in December, but think core inflation likely fell to 3.8%, its lowest since mid-2021.
Spot gold was up 0.3% at $2,029.19 per ounce, as of 10:54 a.m. ET (1554 GMT), easing from 0.8% before the data. US gold futures also rose 0.3% to $2,034.10.
European and Asian stock markets diverged on Wednesday, the eve of key US inflation data and the latest earnings season.Analysts said US consumer price index data on Thursday will be crucial to how markets perform in the near term.