xAI's smartest model, with frontier performance on coding, knowledge work, and STEM.
Fastest and cheapest model in the GPT-4.1 series for low-latency applications.
No shared demos for these models yet.
No captured outputs for these models yet.
Both Grok 4.6 and GPT 4.1 Nano 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.
GPT 4.1 Nano has a lower blended cost. Grok 4.6: $2.00 input / $6.00 output. GPT 4.1 Nano: $0.10 input / $0.40 output.
GPT 4.1 Nano has a larger context window: Grok 4.6 supports 500K tokens vs GPT 4.1 Nano at 1M tokens.
Yes, both Grok 4.6 and GPT 4.1 Nano support vision/image input.
Key differences: GPT 4.1 Nano is significantly cheaper; only Grok 4.6 offers extended reasoning mode. 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 GPT 4.1 Nano for free on idapt.app to see which performs better for your specific needs.