OpenAI: GPT-5.2 Pro vs OpenAI: GPT-5.4

Side-by-side model comparison based on OpenRouter API data.

SpecOpenAI: GPT-5.2 ProOpenAI: GPT-5.4
ProviderOpenAIOpenAI
Context Length400K1.1M
Max Output128K128K
Input Price/1M$21$2.50
Output Price/1M$168$15
Cache Read/1MFree$0.25
Cache Write/1MFreeFree
Input ModalitiesImage + Text + FileText + Image + File
Output ModalitiesTextText
TokenizerGPTGPT
ModeratedYesYes
Browse all models to add more comparisons