OpenAI: GPT-5.6 Terra vs Llama 3.1 70B (Instruct)
Compare OpenAI: GPT-5.6 Terra by OpenAI against Llama 3.1 70B (Instruct) by Meta AI, context windows of 1.1M vs 128K, tested across 52 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Terra
Llama 3.1 70B (Instruct)Runner-up
No community votes yet. On paper, OpenAI: GPT-5.6 Terra has the edge — newer, bigger context window.
Llama 3.1 70B (Instruct) is 19x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
OpenAI: GPT-5.6 Terra
Input
$2.50
Output
$15.00
Llama 3.1 70B (Instruct)
Input
$0.59
4.2× cheaper
Output
$0.79
19× cheaper
Llama 3.1 70B (Instruct) is cheaper on both — 4.2× input, 19× output
Writing DNA
Style Comparison
Similarity
62%
OpenAI: GPT-5.6 Terra uses 112.3x more headings
OpenAI: GPT-5.6 Terra
Llama 3.1 70B (Instruct)
57%Vocabulary51%
18wSentence Length18w
0.85Hedging0.46
2.8Bold3.4
4.6Lists5.6
0.00Emoji0.00
1.12Headings0.00
0.06Transitions0.06
Based on 27 + 15 text responses
Research
What we learned reading every model
FAQ
