supportsExtendedThinking
false
modelFamilyId
versionRange
>=5.5.0 <5.6.0
kind
reasoning
contextWindowTokens
1050000
costPerMTokInput
5
costPerMTokOutput
30
supportsThinking
true
thinkingEffortLevels
supportsThinkingBudgetTokens
false
modalities
modalityDirections
releaseDate
2026-04-23
lifecycleStatus
ga
lifecycleStatusChangedAt
2026-04-23
knowledgeCutoffDate
2025-12-01
safetyTier
openai-preparedness-high
modelCardUrl
https://developers.openai.com/api/docs/models/gpt-5.5
supportsFineTuning
false
regions