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Meituan: LongCat 2.0 vs OpenAI: GPT-5.3 Chat

GPT-5.3 Chat leads on average score with 7.5 vs 7.4. LongCat 2.0 (medium) has the lower benchmark cost at $0.478 vs $0.571. GPT-5.3 Chat is faster at 6.88s vs 136.64s, with pass rates of 60.6% vs 68.2%.

Recommended modelGPT-5.3 ChatIt has the best score here (7.5), while responding about 19.9x faster than LongCat 2.0 (medium).

Last updated at: 2026-07-20

Metric LongCat 2.0 LongCat 2.0 medium Release: 2026-07-20 GPT-5.3 Chat GPT-5.3 Chat none Release: 2026-03-03
Score 7.4 7.5
Rank #60 #54
Reliability 9.8 10.0
Consistency 8.9 8.2
Tests Correct
Attempt pass rate 60.6% 68.2%
Flaky tests 3 5
Total Runs 66 66
Cost per result 3.978 4.387
Total Cost $0.478 $0.571
Input Price $0.300 / 1M $1.750 / 1M
Output Price $1.200 / 1M $14.000 / 1M
Total Input Tokens 97,315 78,990
Output Tokens 44,384 30,854
Reasoning Tokens 329,012 0
Response Time (avg) 136.64s 6.88s
Response Time (max) 939.52s 18.33s
Response Time (total) 3006.01s 151.31s

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#60 LongCat 2.0

medium
Cost
$0.016
Time
285.1s
Tokens
13,057 tok

#54 GPT-5.3 Chat

none
Cost
$0.008
Time
8.1s
Tokens
634 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
LongCat 2.0 10.0 10.0 100.0% 0 455.00s 7,419 533 214,143
GPT-5.3 Chat 5.6 4.7 55.6% 2 10.52s 7,302 6,632 0

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