Claude 2 vs OpenAI: GPT-5.6 Terra
Compare Claude 2 by Anthropic against OpenAI: GPT-5.6 Terra by OpenAI, context windows of 100K vs 1.1M, tested across 5 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Terra
Claude 2Runner-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
Claude 2
Input
$11.02
Output
$32.68
OpenAI: GPT-5.6 Terra
Input
$2.50
4.4× cheaper
Output
$15.00
2.2× cheaper
OpenAI: GPT-5.6 Terra is cheaper on both — 4.4× input, 2.2× output
Writing DNA
Style Comparison
Similarity
60%
OpenAI: GPT-5.6 Terra uses 85.2x more hedging
Claude 2
OpenAI: GPT-5.6 Terra
65%Vocabulary57%
13wSentence Length18w
0.00Hedging0.85
0.0Bold2.8
10.2Lists4.6
0.00Emoji0.00
0.00Headings1.12
0.00Transitions0.06
Based on 2 + 27 text responses
Research
What we learned reading every model
FAQ
