claude-opus-5 vs gpt-oss-120b
Pricing and scores side by side. Blank cells mean the price is undisclosed or the model did not take that test.
InputUSD / 1M tokens$5.00$0.15
OutputUSD / 1M tokens$25.00$0.60
Monthly costat 10M tokens/month$100.00₩132,390$2.62₩3,475
Context1M131K
Report card
Overall50.8#8/17511.6#118/175
ScienceGPQA93.2#11/15978.2#83/159
MathAA Math Indexnot taken93.4#7/94
CodingAA Coding Index78.0#2/8230.4#58/82
ReadingAA-LCR79.3#41/15552.0#105/155
KnowledgeMMLU-Pronot taken80.8#41/92
Instruction followingIFBenchnot taken69.0#39/129
Hard reasoningHLE54.9#6/17119.6#78/171
Measured and published by Artificial Analysis. Each subject is a different test, so compare within a subject rather than across them.
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