gpt-5-search-api vs Gemini 3 Flash Preview

OpenAI gpt-5-search-apiGoogle Gemini 3 Flash Preview
VendorOpenAIGoogle
Context window128,0001,048,576
Max output—65,536
ReasoningNoYes
Tool callingNoYes
File inputNoYes
Inputtext, imagetext, image, video, audio, file
Outputtexttext
Released2025-10-142025-12-17