Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.
o3 wins overall with a score of 67 vs 57 (10 point difference).o3 wins 4 out of 4 categories.
Claude Haiku 4.5
65.8
o3
85.3
Claude Haiku 4.5
60
o3
78
Claude Haiku 4.5
67
o3
87
Claude Haiku 4.5
64
o3
83
o3 scores higher overall with 67 vs 57, a difference of 10 points across all benchmarks.
o3 leads in knowledge tasks with an average score of 85.3 vs 65.8.
o3 leads in coding with an average score of 78 vs 60.
o3 leads in math with an average score of 87 vs 67.
o3 leads in reasoning with an average score of 83 vs 64.