gpt-3.5-turbo-16k vs gpt-5-mini

OpenAI gpt-3.5-turbo-16kOpenAI gpt-5-mini
VendorOpenAIOpenAI
Context window16,385400,000
Max output4,096128,000
ReasoningNoYes
Tool callingYesYes
File inputNoYes
Inputtexttext, image
Outputtexttext
Released2025-08-07