The Global GDP at Nominal is US$96.1T, and the Constant GDP is US$86.65T, using 2015 as the base year.
Below is an interactive presentation of data sets on Nominal GDP by country.
To have a better view of the rankings of countries based on their GDP, below is an interactive bar graph that presents GDP of countries worldwide beginning from the highest to the lowest.
Source: World Bank GDP data (Current $) for 2021