GPT-5.1 Codex Max vs MiniMax M3
Compare GPT-5.1 Codex Max by OpenAI against MiniMax M3 by MiniMax, tested across 51 shared challenges. Updated June 2026.
Which is better, GPT-5.1 Codex Max or MiniMax M3?
GPT-5.1 Codex Max and MiniMax M3 are both competitive models. Compare their real outputs side by side below.
Key Differences Between GPT-5.1 Codex Max and MiniMax M3
GPT-5.1 Codex Max is made by openai while MiniMax M3 is from minimax.
API pricing
Per 1M tokens
GPT-5.1 Codex Max
Input
—
Output
—
MiniMax M3
Input
$0.30
Output
$1.20
Our Verdict
GPT-5.1 Codex Max
MiniMax M3Runner-up
No community votes yet. On paper, GPT-5.1 Codex Max has the edge — bigger model tier, major provider backing.
Too close to call
Writing DNA
Style Comparison
Similarity
46%
MiniMax M3 uses 115.0x more emoji
GPT-5.1 Codex Max
MiniMax M3
60%Vocabulary55%
16wSentence Length24w
0.36Hedging0.52
2.3Bold5.2
4.2Lists3.0
0.00Emoji1.15
0.12Headings1.21
0.03Transitions0.02
Based on 13 + 27 text responses
FAQ
