Previous Mistral Small with vision support and 128K context.
xAI's Opus-class flagship for frontier coding, agentic tool use, and knowledge work.
No shared agent demos for these models yet.
No captured outputs for these models yet.
This model hasn't been benchmarked yet.
Both Mistral Small 3.1 and Grok 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.
Mistral Small 3.1 has a lower blended cost. Mistral Small 3.1: $0.35 input / $0.55 output. Grok 4.5: $2.00 input / $6.00 output.
Grok 4.5 has a larger context window: Mistral Small 3.1 supports 128K tokens vs Grok 4.5 at 500K tokens.
Yes, both Mistral Small 3.1 and Grok 4.5 support vision/image input.
Key differences: Mistral Small 3.1 is significantly cheaper; only Grok 4.5 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 Mistral Small 3.1 and Grok 4.5 for free on idapt.app to see which performs better for your specific needs.