ERNIE 4.5 300B A47B vs GPT-5.3 Chat
Compare ERNIE 4.5 300B A47B by Baidu against GPT-5.3 Chat by OpenAI, context windows of 123K vs 128K, tested across 53 shared challenges.
Our Verdict
ERNIE 4.5 300B A47B
GPT-5.3 Chat
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
ERNIE 4.5 300B A47B is 13x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
ERNIE 4.5 300B A47B
Input
$0.28
6.2× cheaper
Output
$1.10
13× cheaper
GPT-5.3 Chat
Input
$1.75
Output
$14.00
ERNIE 4.5 300B A47B is cheaper on both — 6.2× input, 13× output
Writing DNA
Style Comparison
Similarity
44%
ERNIE 4.5 300B A47B uses 93.8x more emoji
ERNIE 4.5 300B A47B
GPT-5.3 Chat
56%Vocabulary59%
18wSentence Length26w
0.63Hedging0.84
5.3Bold1.7
4.3Lists6.6
0.94Emoji0.00
0.67Headings0.00
0.15Transitions0.25
Based on 27 + 23 text responses
Research
What we learned reading every model
FAQ
