# GPT-5.6 Sol vs. Claude Fable: OpenAI'nin Yeni Modeli - **Source:** [Lenny's Newsletter](https://www.lennysnewsletter.com) - **Published:** 2026-07-09 - **Topic:** [Data & AI](https://brifing.si/c/data-ai) - **Original article:** - **On Brifing:** https://brifing.si/s/07096f94-d822-4493-9b47-722c5d987c43 --- _Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._