GPT-4.5 vs MiniMax M2.7

Compare GPT-4.5 by OpenAI against MiniMax M2.7 by MiniMax, context windows of 128K vs 205K, tested across 24 shared challenges. Updated March 2026.

Which is better, GPT-4.5 or MiniMax M2.7?

GPT-4.5 and MiniMax M2.7 are both competitive models. GPT-4.5 costs $75/M input tokens vs $0.3/M for MiniMax M2.7. Context windows: 128K vs 205K tokens. Compare their real outputs side by side below.

Key Differences Between GPT-4.5 and MiniMax M2.7

GPT-4.5 is made by openai while MiniMax M2.7 is from minimax. GPT-4.5 has a 128K token context window compared to MiniMax M2.7's 205K. On pricing, GPT-4.5 costs $75/M input tokens vs $0.3/M for MiniMax M2.7.

Our Verdict
GPT-4.5
GPT-4.5
MiniMax M2.7
MiniMax M2.7

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

MiniMax M2.7 is 125x cheaper per token — worth considering if cost matters.

Too close to call
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