gemini-2.5-flash vs o3-deep-research

Google gemini-2.5-flashOpenAI o3-deep-research
VendorGoogleOpenAI
Context window1,048,576200,000
Max output65,536100,000
ReasoningYesYes
Tool callingYesYes
File inputYesYes
Inputtext, image, audio, video, filetext, image
Outputtexttext
Released2025-03-202024-06-26