OpenAI: GPT-5.6 Terra vs Mistral Nemo
Compare OpenAI: GPT-5.6 Terra by OpenAI against Mistral Nemo by Mistral AI, context windows of 1.1M vs 128K, tested across 54 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Terra
Mistral NemoRunner-up
No community votes yet. On paper, OpenAI: GPT-5.6 Terra has the edge — newer, bigger context window, major provider backing.
Mistral Nemo is 214x 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
Mistral Nemo
Input
$0.03
83× cheaper
Output
$0.07
214× cheaper
Mistral Nemo is cheaper on both — 83× input, 214× output
Writing DNA
Style Comparison
Similarity
70%
OpenAI: GPT-5.6 Terra uses 112.3x more headings
OpenAI: GPT-5.6 Terra
Mistral Nemo
57%Vocabulary46%
18wSentence Length19w
0.85Hedging1.08
2.8Bold3.6
4.6Lists8.0
0.00Emoji0.00
1.12Headings0.00
0.06Transitions0.17
Based on 27 + 10 text responses
Research
What we learned reading every model
FAQ
