Anthropic 3.5 Sonnet UPGRADE Crushes Current ChatGPT Versions Chatgpt Zen chatgptzen_i214yi June 24, 2026 · 0 Comment Anthropic 3.5 Sonnet UPGRADE Crushes Current ChatGPT Versions Claude 3.5 Model Upgrades: Sonnet and Haiku The … source New AI Model Crushes GPT-4o