GPT-4o (Omni) vs MiniMax M2
Compare GPT-4o (Omni) by OpenAI against MiniMax M2 by MiniMax, context windows of 128K vs 205K, tested across 35 shared challenges. Updated April 2026.
Which is better, GPT-4o (Omni) or MiniMax M2?
GPT-4o (Omni) and MiniMax M2 are both competitive models. GPT-4o (Omni) costs $2.5/M input tokens vs $0/M for MiniMax M2. Context windows: 128K vs 205K tokens. Compare their real outputs side by side below.
Key Differences Between GPT-4o (Omni) and MiniMax M2
GPT-4o (Omni) is made by openai while MiniMax M2 is from minimax. GPT-4o (Omni) has a 128K token context window compared to MiniMax M2's 205K. On pricing, GPT-4o (Omni) costs $2.5/M input tokens vs $0/M for MiniMax M2.
API pricing
Per 1M tokens
GPT-4o (Omni)
Input
$2.50
Output
$10.00
MiniMax M2
Input
$0.000
Output
$0.000
Our Verdict
GPT-4o (Omni)
MiniMax M2
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Too close to call
Writing DNA
Style Comparison
Similarity
61%
MiniMax M2 uses 3.1x more emoji
GPT-4o (Omni)
MiniMax M2
54%Vocabulary59%
18wSentence Length14w
0.72Hedging0.48
7.3Bold4.1
5.6Lists3.6
0.03Emoji0.08
1.40Headings0.60
0.26Transitions0.17
Based on 24 + 11 text responses
FAQ
