Comprehensive side-by-side LLM comparison
Claude Opus 4 leads with 28.6% higher average benchmark score. Claude Opus 4 is available on 4 providers. Overall, Claude Opus 4 is the stronger choice for coding tasks.
Anthropic
Claude Opus 4 was developed as the flagship model in the Claude 4 generation, designed to push the boundaries of AI capability in complex reasoning, analysis, and multi-step problem-solving. Built to handle the most demanding enterprise tasks, it represents Anthropic's highest tier of intelligence and capability.
xAI
Grok 2 Mini was created as a more efficient variant of Grok 2, designed to provide strong capabilities with reduced computational requirements. Built to make Grok 2's advancements accessible to applications with tighter resource constraints, it balances performance with practical deployment needs.
9 months newer

Grok-2 mini
xAI
2024-08-13

Claude Opus 4
Anthropic
2025-05-22
Context window and performance specifications
Average performance across 1 common benchmarks

Claude Opus 4

Grok-2 mini
Available providers and their performance metrics

Claude Opus 4
Anthropic
Bedrock
ZeroEval

Claude Opus 4

Grok-2 mini

Claude Opus 4

Grok-2 mini

Grok-2 mini