gpt-3.5-turbo-16k vs Gemini 3 Flash Preview

OpenAI gpt-3.5-turbo-16kGoogle Gemini 3 Flash Preview
VendorOpenAIGoogle
Context window16,3851,048,576
Max output4,09665,536
ReasoningNoYes
Tool callingYesYes
File inputNoYes
Inputtexttext, image, video, audio, file
Outputtexttext
Released2025-12-17