Mistral Devstral Medium vs OpenAI: GPT-5.6 Terra
Compare Mistral Devstral Medium by Mistral AI against OpenAI: GPT-5.6 Terra by OpenAI, tested across 54 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Terra
Mistral Devstral MediumRunner-up
No community votes yet. On paper, OpenAI: GPT-5.6 Terra has the edge — bigger model tier, newer, bigger context window, major provider backing.
Mistral Devstral Medium is 7.5x cheaper per token — worth considering if cost matters.
Slight edge
API pricing
Cost per 1M tokens
Mistral Devstral Medium
Input
$0.40
6.3× cheaper
Output
$2.00
7.5× cheaper
OpenAI: GPT-5.6 Terra
Input
$2.50
Output
$15.00
Mistral Devstral Medium is cheaper on both — 6.3× input, 7.5× output
Writing DNA
Style Comparison
Similarity
59%
OpenAI: GPT-5.6 Terra uses 5.9x more headings
Mistral Devstral Medium
OpenAI: GPT-5.6 Terra
50%Vocabulary57%
17wSentence Length18w
0.56Hedging0.85
4.5Bold2.8
5.3Lists4.6
0.00Emoji0.00
0.19Headings1.12
0.32Transitions0.06
Based on 21 + 27 text responses
Research
What we learned reading every model
FAQ
