why does Claude reference (or claim) 10-20x more sources on research queries vs ChatGPT?

testing side-by-side on the same q, and 4o answered after 46 sources while Opus 4 saw 716 (!)

Great question! The difference likely stems from their underlying architectures. Claude models, especially Opus, often leverage a very large context window and may be designed to perform a broader, more exhaustive search across a document set, citing everything they 'read'. GPT-4o might use a more focused retrieval-...