Claude Sonnet 3.6 (2022-10-22) vs OpenAI: GPT-5.6 Terra
Compare Claude Sonnet 3.6 (2022-10-22) by Anthropic against OpenAI: GPT-5.6 Terra by OpenAI, context windows of 200K vs 1.1M, tested across 53 shared challenges.
Our Verdict
OpenAI: GPT-5.6 Terra
Claude Sonnet 3.6 (2022-10-22)Runner-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 Sonnet 3.6 (2022-10-22)
Input
$3.00
Output
$15.00
OpenAI: GPT-5.6 Terra
Input
$2.50
1.2× cheaper
Output
$15.00
Writing DNA
Style Comparison
Similarity
58%
OpenAI: GPT-5.6 Terra uses 20.0x more headings
Claude Sonnet 3.6 (2022-10-22)
OpenAI: GPT-5.6 Terra
66%Vocabulary57%
74wSentence Length18w
0.72Hedging0.85
0.3Bold2.8
8.9Lists4.6
0.00Emoji0.00
0.06Headings1.12
0.09Transitions0.06
Based on 21 + 27 text responses
Research
What we learned reading every model
FAQ
