gpt-4o-image vs Claude Sonnet 4.6

OpenAI gpt-4o-imageAnthropic Claude Claude Sonnet 4.6
VendorOpenAIAnthropic Claude
Context window—1,000,000
Max output—128,000
ReasoningNoYes
Tool callingNoYes
File inputNoYes
Inputtexttext, image, file
Outputimage, texttext
Released—2026-02-17