GPT-5.2 vs OpenAI: GPT-5.6 Terra
Compare GPT-5.2 and OpenAI: GPT-5.6 Terra, both from OpenAI, context windows of 400K vs 1.1M, tested across 52 shared challenges.
Our Verdict
GPT-5.2
OpenAI: GPT-5.6 Terra
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-5.2
Input
$1.75
1.4× cheaper
Output
$14.00
1.1× cheaper
OpenAI: GPT-5.6 Terra
Input
$2.50
Output
$15.00
GPT-5.2 is cheaper on both — 1.4× input, 1.1× output
Writing DNA
Style Comparison
Similarity
40%
GPT-5.2 uses 5.8x more emoji
GPT-5.2
OpenAI: GPT-5.6 Terra
64%Vocabulary57%
16wSentence Length18w
0.34Hedging0.85
9.4Bold2.8
3.9Lists4.6
0.06Emoji0.00
0.89Headings1.12
0.31Transitions0.06
Based on 15 + 27 text responses
Research
What we learned reading every model
FAQ
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