GPT-5 Codex vs MiniMax M1
Compare GPT-5 Codex by OpenAI against MiniMax M1 by MiniMax, tested across 49 shared challenges. Updated June 2026.
Which is better, GPT-5 Codex or MiniMax M1?
GPT-5 Codex and MiniMax M1 are both competitive models. Compare their real outputs side by side below.
Key Differences Between GPT-5 Codex and MiniMax M1
GPT-5 Codex is made by openai while MiniMax M1 is from minimax.
API pricing
Per 1M tokens
GPT-5 Codex
Input
—
Output
—
MiniMax M1
Input
$0.30
Output
$1.65
Our Verdict
GPT-5 Codex
MiniMax M1Runner-up
No community votes yet. On paper, GPT-5 Codex has the edge — newer, major provider backing.
Too close to call
Writing DNA
Style Comparison
Similarity
38%
MiniMax M1 uses 3.2x more bold
GPT-5 Codex
MiniMax M1
64%Vocabulary53%
17wSentence Length17w
0.38Hedging0.51
2.3Bold7.4
3.5Lists6.2
0.15Emoji0.10
0.49Headings0.86
0.05Transitions0.03
Based on 13 + 14 text responses
FAQ
