56% of GPT-5.4's Citations Go to Brand Websites. Only 8% of GPT-5.3's Do. – Writesonic Blog writesonic.com

Writesonic analyzed 1,161 ChatGPT citations across 119 conversations. GPT-5.4 cites brand websites 7x more than GPT-5.3. Same question, completely different sources. "56% of GPT-5.4’s citations go to brand websites. Only 8% of GPT-5.3’s do."