Top level in the world. The number of scientific research papers published by the University of Toronto every year is second only to Harvard University, and the number of paper citations ranks among the top five in the world. The main academic contributions include but are not limited to the discovery of stem cells and insulin, the invention and development of electronic pacemakers, multi-touch technology, electron microscopes and anti-load suits, NP complete theory, the discovery of the first certified black hole, and the birthplace of modern deep learning and artificial intelligence.

The University of Toronto ranks 17 202 1 American News World University, 18 202 1 World University, 25th in 20021QS World University and 23rd in academic ranking of world universities in 2020. The University of Toronto is one of the top 62 research universities in Central and North association of american universities, and only two universities are located outside the United States. There are more or less the top three library systems in the world, and the collection scale is second only to Harvard and Yale, and its publishing house system has far-reaching influence in the world.