ChatGPT vs Claude vs Gemini vs Grok in 2026
Key Takeaways Gemini 3.1 Pro (released February 19, 2026) currently holds the top Intelligence Index position across 115 models per Artificial Analysis, scoring 94.3% on GPQA Diamond and 77.1% on ARC-AGI-2, the highest scientific and abstract reasoning scores of the four models. Claude Opus 4.6…
