xAI's smartest model, with frontier performance on coding, knowledge work, and STEM.
Anthropic's frontier reasoning model for complex software engineering and agentic workflows.
No shared demos for these models yet.
No captured outputs for these models yet.
Both Grok 4.6 and Claude Opus 4.5 are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.
Grok 4.6 has a lower blended cost. Grok 4.6: $2.00 input / $6.00 output. Claude Opus 4.5: $5.00 input / $25.00 output.
Grok 4.6 has a larger context window: Grok 4.6 supports 500K tokens vs Claude Opus 4.5 at 200K tokens.
Yes, both Grok 4.6 and Claude Opus 4.5 support vision/image input.
Key differences: Grok 4.6 is significantly cheaper. Compare full specs on this page.
If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Grok 4.6 and Claude Opus 4.5 for free on idapt.app to see which performs better for your specific needs.