GPT-5 vs Qwen: Qwen3.5 Plus 2026-04-20
Compare GPT-5 by OpenAI against Qwen: Qwen3.5 Plus 2026-04-20 by Qwen, context windows of 400K vs 1.0M, tested across 50 shared challenges.
Our Verdict
GPT-5
Qwen: Qwen3.5 Plus 2026-04-20
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Qwen: Qwen3.5 Plus 2026-04-20 is 4.2x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
GPT-5
Input
$1.25
Output
$10.00
Qwen: Qwen3.5 Plus 2026-04-20
Input
$0.40
3.1× cheaper
Output
$2.40
4.2× cheaper
Qwen: Qwen3.5 Plus 2026-04-20 is cheaper on both — 3.1× input, 4.2× output
Writing DNA
Style Comparison
Similarity
59%
Qwen: Qwen3.5 Plus 2026-04-20 uses 153.4x more emoji
GPT-5
Qwen: Qwen3.5 Plus 2026-04-20
65%Vocabulary59%
13wSentence Length15w
0.20Hedging0.28
0.2Bold4.4
4.6Lists2.5
0.00Emoji1.53
0.16Headings0.76
0.03Transitions0.04
Based on 16 + 27 text responses
Research
What we learned reading every model
FAQ
