OpenAI: GPT-3.5 Turbo (older v0613) vs OpenAI: GPT-5.4

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

SpecOpenAI: GPT-3.5 Turbo (older v0613)OpenAI: GPT-5.4
ProviderOpenAIOpenAI
Context Length4K1.1M
Max Output4K128K
Input Price/1M$1.00$2.50
Output Price/1M$2.00$15
Cache Read/1MFree$0.25
Cache Write/1MFreeFree
Input ModalitiesTextText + Image + File
Output ModalitiesTextText
TokenizerGPTGPT
ModeratedNoYes