GPT-5.3 Chat vs MiniMax M3
Compare GPT-5.3 Chat by OpenAI against MiniMax M3 by MiniMax, context windows of 128K vs 1.0M, tested across 52 shared challenges.
Our Verdict
GPT-5.3 Chat
MiniMax M3
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
MiniMax M3 is 12x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
GPT-5.3 Chat
Input
$1.75
Output
$14.00
MiniMax M3
Input
$0.30
5.8× cheaper
Output
$1.20
12× cheaper
MiniMax M3 is cheaper on both — 5.8× input, 12× output
Writing DNA
Style Comparison
Similarity
44%
MiniMax M3 uses 115.0x more emoji
GPT-5.3 Chat
MiniMax M3
59%Vocabulary55%
26wSentence Length24w
0.84Hedging0.52
1.7Bold5.2
6.6Lists3.0
0.00Emoji1.15
0.00Headings1.21
0.25Transitions0.02
Based on 23 + 27 text responses
Research
What we learned reading every model
FAQ
