DeepSeek R1 0528 vs GPT-5.1 Chat
Compare DeepSeek R1 0528 by DeepSeek against GPT-5.1 Chat by OpenAI, context windows of 164K vs 128K, tested across 52 shared challenges.
Our Verdict
DeepSeek R1 0528
GPT-5.1 Chat
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
DeepSeek R1 0528
Input
$0.000
Output
$0.000
GPT-5.1 Chat
Input
$1.25
Output
$10.00
Writing DNA
Style Comparison
Similarity
45%
DeepSeek R1 0528 uses 40.2x more headings
DeepSeek R1 0528
GPT-5.1 Chat
64%Vocabulary73%
10wSentence Length18w
0.30Hedging0.45
6.8Bold1.1
4.9Lists2.4
0.00Emoji0.00
0.40Headings0.00
0.00Transitions0.06
Based on 4 + 15 text responses
Research
What we learned reading every model
FAQ
