gpt-3.5-turbo-16k vs Claude Sonnet 4.6

OpenAI gpt-3.5-turbo-16kAnthropic Claude Claude Sonnet 4.6
VendorOpenAIAnthropic Claude
Context window16,3851,000,000
Max output4,096128,000
ReasoningNoYes
Tool callingYesYes
File inputNoYes
Inputtexttext, image
Outputtexttext
Released2026-02-16