OpenAI: GPT-5.6 Luna Pro vs MiniMax M2-her
Compare OpenAI: GPT-5.6 Luna Pro by OpenAI against MiniMax M2-her by MiniMax, context windows of 1.1M vs 66K, tested across 54 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Luna Pro
MiniMax M2-her
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
MiniMax M2-her is 5.0x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
OpenAI: GPT-5.6 Luna Pro
Input
$1.00
Output
$6.00
MiniMax M2-her
Input
$0.30
3.3× cheaper
Output
$1.20
5.0× cheaper
MiniMax M2-her is cheaper on both — 3.3× input, 5.0× output
Writing DNA
Style Comparison
Similarity
47%
OpenAI: GPT-5.6 Luna Pro uses 3.5x more headings
OpenAI: GPT-5.6 Luna Pro
MiniMax M2-her
58%Vocabulary65%
18wSentence Length18w
0.81Hedging0.71
2.9Bold2.0
5.1Lists1.7
0.54Emoji0.96
1.10Headings0.31
0.09Transitions0.21
Based on 27 + 24 text responses
Research
What we learned reading every model
FAQ
