MiniMax M2.1 vs Grok 4.5
xAI's Opus-class flagship for frontier coding, agentic tool use, and knowledge work.
No captured outputs for these models yet.
Frequently Asked Questions: MiniMax M2.1 vs Grok 4.5▼
Which is better, MiniMax M2.1 or Grok 4.5?
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Both MiniMax M2.1 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.
Which is cheaper, MiniMax M2.1 or Grok 4.5?
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MiniMax M2.1 has a lower blended cost. MiniMax M2.1: $0.29 input / $0.95 output. Grok 4.5: $2.00 input / $6.00 output.
Which has a larger context window, MiniMax M2.1 or Grok 4.5?
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Grok 4.5 has a larger context window: MiniMax M2.1 supports 197K tokens vs Grok 4.5 at 500K tokens.
Do both MiniMax M2.1 and Grok 4.5 support vision?
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Grok 4.5 supports vision/image input, but MiniMax M2.1 does not.
What are the key differences between MiniMax M2.1 and Grok 4.5?
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Key differences: MiniMax M2.1 is significantly cheaper; only Grok 4.5 supports vision input. Compare full specs on this page.
Which model should I choose for my use case?
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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 MiniMax M2.1 and Grok 4.5 for free on idapt.app to see which performs better for your specific needs.