OpenAI: GPT-3.5 Turbo Instruct vs OpenAI: GPT-5.4 Mini

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

SpecOpenAI: GPT-3.5 Turbo InstructOpenAI: GPT-5.4 Mini
ProviderOpenAIOpenAI
Context Length4K400K
Max Output4K128K
Input Price/1M$1.50$0.75
Output Price/1M$2.00$4.50
Cache Read/1MFree$0.07
Cache Write/1MFreeFree
Input ModalitiesTextFile + Image + Text
Output ModalitiesTextText
TokenizerGPTGPT
ModeratedYesYes
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OpenAI: GPT-3.5 Turbo Instruct vs OpenAI: GPT-5.4 Mini -- AI Model Comparison | AIToolRank