GPT-5.4 Mini vs Llama 3.1 70B (Instruct)
Compare GPT-5.4 Mini by OpenAI against Llama 3.1 70B (Instruct) by Meta AI, context windows of 400K vs 128K, tested across 51 shared challenges.
Our Verdict
GPT-5.4 Mini
Llama 3.1 70B (Instruct)
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Llama 3.1 70B (Instruct) is 5.7x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
GPT-5.4 Mini
Input
$0.75
Output
$4.50
Llama 3.1 70B (Instruct)
Input
$0.59
1.3× cheaper
Output
$0.79
5.7× cheaper
Llama 3.1 70B (Instruct) is cheaper on both — 1.3× input, 5.7× output
Writing DNA
Style Comparison
Similarity
53%
GPT-5.4 Mini uses 211.0x more headings
GPT-5.4 Mini
Llama 3.1 70B (Instruct)
54%Vocabulary51%
20wSentence Length18w
0.72Hedging0.46
6.0Bold3.4
8.3Lists5.6
0.00Emoji0.00
2.11Headings0.00
0.04Transitions0.06
Based on 23 + 15 text responses
Research
What we learned reading every model
FAQ
