OpenAI: o1 vs OpenAI: GPT-5.4 Pro

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

SpecOpenAI: o1OpenAI: GPT-5.4 Pro
ProviderOpenAIOpenAI
Context Length200K1.1M
Max Output100K128K
Input Price/1M$15$30
Output Price/1M$60$180
Cache Read/1M$7.50Free
Cache Write/1MFreeFree
Input ModalitiesText + Image + FileText + Image + File
Output ModalitiesTextText
TokenizerGPTGPT
ModeratedYesYes