OpenAI: o3 Deep Research vs OpenAI: GPT-5.4 Nano

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

SpecOpenAI: o3 Deep ResearchOpenAI: GPT-5.4 Nano
ProviderOpenAIOpenAI
Context Length200K400K
Max Output100K128K
Input Price/1M$10$0.20
Output Price/1M$40$1.25
Cache Read/1M$2.50$0.02
Cache Write/1MFreeFree
Input ModalitiesImage + Text + FileFile + Image + Text
Output ModalitiesTextText
TokenizerGPTGPT
ModeratedYesYes