But commenters weren't impressed by Cortana's accuracy.
"Any football fan could have given you those predictions, it's not really impressive," wrote one reader.
And while it's true that Cortana had chosen favorites to win group stage matches, the rival to Apple's Siri has continued her streak of correct predictions, including today's game.
Before the match, Cortana let users know Germany was likely to win.
Note that Cortana never said the game would be a close one.
That didn't stop some from rooting for a huge comeback:
rooting for a massive comeback from brazil, just for the tweets.
- Selena Larson (@selenalarson) July 8, 2014