GPT-5.2 Chat vs OpenAI: GPT-5.6 Terra
Compare GPT-5.2 Chat and OpenAI: GPT-5.6 Terra, both from OpenAI, context windows of 128K vs 1.1M, tested across 52 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Terra
GPT-5.2 ChatRunner-up
No community votes yet. On paper, OpenAI: GPT-5.6 Terra has the edge — newer, bigger context window.
Too close to call
API pricing
Cost per 1M tokens
GPT-5.2 Chat
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 Chat is cheaper on both — 1.4× input, 1.1× output
Writing DNA
Style Comparison
Similarity
48%
GPT-5.2 Chat uses 30.6x more emoji
GPT-5.2 Chat
OpenAI: GPT-5.6 Terra
66%Vocabulary57%
16wSentence Length18w
0.41Hedging0.85
9.6Bold2.8
4.4Lists4.6
0.31Emoji0.00
1.20Headings1.12
0.27Transitions0.06
Based on 16 + 27 text responses
Research
What we learned reading every model
FAQ
