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

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

SpecOpenAI: GPT-5.4OpenAI: GPT-5.4 Pro
ProviderOpenAIOpenAI
Context Length1.1M1.1M
Max Output128K128K
Input Price/1M$2.50$30
Output Price/1M$15$180
Cache Read/1M$0.25Free
Cache Write/1MFreeFree
Input ModalitiesText + Image + FileText + Image + File
Output ModalitiesTextText
TokenizerGPTGPT
ModeratedYesYes