GPT-4.1 Mini vs Kimi K2 Thinking
Compare GPT-4.1 Mini by OpenAI against Kimi K2 Thinking by Moonshot AI, context windows of 1.0M vs 262K, tested across 53 shared challenges.
Our Verdict
GPT-4.1 Mini
Kimi K2 Thinking
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Too close to call
API pricing
Cost per 1M tokens
GPT-4.1 Mini
Input
$0.40
1.5× cheaper
Output
$1.60
1.6× cheaper
Kimi K2 Thinking
Input
$0.60
Output
$2.50
GPT-4.1 Mini is cheaper on both — 1.5× input, 1.6× output
Writing DNA
Style Comparison
Similarity
62%
GPT-4.1 Mini uses 3.0x more transitions
GPT-4.1 Mini
Kimi K2 Thinking
59%Vocabulary57%
19wSentence Length26w
0.46Hedging0.36
4.7Bold5.8
4.9Lists6.0
0.00Emoji0.00
0.76Headings0.56
0.17Transitions0.06
Based on 23 + 14 text responses
Research
What we learned reading every model
FAQ
