xAI's Opus-class flagship for frontier coding, agentic tool use, and knowledge work.
Compact Qwen3 model for fast, efficient inference.
No shared demos for these models yet.
No captured outputs for these models yet.
Both Grok 4.5 and Qwen3 8B 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.
Qwen3 8B has a lower blended cost. Grok 4.5: $2.00 input / $6.00 output. Qwen3 8B: $0.12 input / $0.45 output.
Grok 4.5 has a larger context window: Grok 4.5 supports 500K tokens vs Qwen3 8B at 131K tokens.
Grok 4.5 supports vision/image input, but Qwen3 8B does not.
Key differences: Qwen3 8B is significantly cheaper; only Grok 4.5 supports vision input. 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 4.5 and Qwen3 8B for free on idapt.app to see which performs better for your specific needs.