Claude Sonnet 4.6 vs Grok 4.3

Anthropic vs xAI — compared on intelligence, speed, and capabilities.

Claude Sonnet 4.6Grok 4.3
Intelligence9293
Speed8292
Claude Sonnet 4.6

Anthropic's advanced Claude 4.6 Sonnet model optimized for coding, complex reasoning, and agentic task execution.

  • ✓ reasoning
  • ✓ temperature
  • ✓ web search
  • ✓ reasoning effort
  • ✓ vision
  • ✓ documents
Grok 4.3

xAI's newest flagship model with strong agentic tool calling, instruction following, low hallucination rate, and configurable reasoning.

  • ✓ reasoning
  • ✓ temperature
  • ✓ web search
  • ✓ reasoning effort
  • ✓ vision
  • ✓ documents
Run the same prompt on both, side by side

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