1. Models
  2. Claude Opus 5 vs Grok 4

2 charts

Claude Opus 5 vs Grok 4

Every chart we tracked that puts them side by side. Open one to see the test, the source and how far it travelled.

Claude Opus 5Grok 4
Artificial Analysis bar chart: AA-Briefcase Elo benchmark
Artificial Analysis·Sep 2026
AA-Briefcase Elo benchmark
4.2M views948 likes0.0% eng.
Data
xAI scatter plot: AI model cost vs score0.8x
xAI·Jul 2026
AI model cost vs score
3.9M views11.5K likes0.4% eng.
Data

Questions people ask

Is Claude Opus 5 better than Grok 4?

2 charts we tracked put Claude Opus 5 and Grok 4 side by side, from Artificial Analysis, xAI. Which wins depends on the benchmark; each chart below shows its own test.