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gpt-5.5-high

1,481±4

1,478CI1,485

openaiSep 2026swing #9–#34

Overall ×12 of 396 models
ModelOrg± CISwingAdd to compare
23gpt-5.5-highopenaiSep 2026$5 / $301,4811,478–1,485#9–34
37gpt-5.5-instantopenaiSep 2026—1,4731,468–1,478#52–114

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