ChatGPT vs Claude (2026): The Honest Data-Driven Comparison
TL;DR — In April 2026, Claude (Opus 4.7) wins on coding, long-context work, and natural writing, while ChatGPT (GPT-5.4) wins on ecosystem scale, multimodal tools, and raw market share. Claude occupies 3 of the top 4 spots on the LMSYS Arena leaderboard, leads SWE-bench Verified at 78.7–80.8%, and is preferred by roughly 70% of developers…

