Claude Opus 4.5 vs MiniMax M3
Compare Claude Opus 4.5 by Anthropic against MiniMax M3 by MiniMax, tested across 52 shared challenges. Updated June 2026.
Which is better, Claude Opus 4.5 or MiniMax M3?
Claude Opus 4.5 and MiniMax M3 are both competitive models. Compare their real outputs side by side below.
Key Differences Between Claude Opus 4.5 and MiniMax M3
Claude Opus 4.5 is made by anthropic while MiniMax M3 is from minimax.
Our Verdict
Claude Opus 4.5
MiniMax M3Runner-up
No community votes yet. On paper, Claude Opus 4.5 has the edge — bigger model tier, major provider backing.
Too close to call
API pricing
Cost per 1M tokens
Claude Opus 4.5
Input
—
Output
—
MiniMax M3
Input
$0.30
Output
$1.20
Writing DNA
Style Comparison
Similarity
58%
MiniMax M3 uses 7.6x more emoji
Claude Opus 4.5
MiniMax M3
64%Vocabulary55%
55wSentence Length24w
0.86Hedging0.52
5.8Bold5.2
4.5Lists3.0
0.15Emoji1.15
1.59Headings1.21
0.05Transitions0.02
Based on 24 + 27 text responses
Research
What we learned reading every model
FAQ
