gpt-4o-image vs Claude Sonnet 5

OpenAI gpt-4o-imageAnthropic Claude Claude Sonnet 5
VendorOpenAIAnthropic Claude
Context window—1,000,000
Max output—128,000
ReasoningNoYes
Tool callingNoYes
File inputNoYes
Inputtexttext, image, file
Outputimage, texttext
Released—2026-06-30