OpenAI: GPT-4.1 Nano vs OpenAI: GPT-5.4

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

SpecOpenAI: GPT-4.1 NanoOpenAI: GPT-5.4
ProviderOpenAIOpenAI
Context Length1.0M1.1M
Max Output33K128K
Input Price/1M$0.10$2.50
Output Price/1M$0.40$15
Cache Read/1M$0.02$0.25
Cache Write/1MFreeFree
Input ModalitiesImage + Text + FileText + Image + File
Output ModalitiesTextText
TokenizerGPTGPT
ModeratedYesYes