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OpenAI: GPT-5.4 vs Qwen: Qwen3.5-Flash

Last updated at: 2026-03-17

Metric GPT-5.4 GPT-5.4 medium Release: 2026-03-05 Qwen3.5-Flash Qwen3.5-Flash medium Release: 2026-02-24
Rank #15 #19
Score 8.1 8.0
Consistency 8.6 7.6
Cost per result 6.613 0.688
Total Cost $0.794 $0.076
Tests Correct
Attempt pass rate 78.4% 82.4%
Flaky tests 3 5
Total Runs 51 51
Output Tokens 1,780 1,827
Reasoning Tokens 46,687 179,299
Response Time (avg) 18.95s 67.96s
Response Time (max) 100.41s 234.29s
Response Time (total) 322.23s 1155.28s

Top Models by Score

Score vs Total Cost

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Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 8.3 10.0 75.0% 0 4.11s 240 1,511
Qwen3.5-Flash 10.0 10.0 100.0% 0 59.11s 383 32,992
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 10.0 10.0 100.0% 0 20.57s 301 3,543
Qwen3.5-Flash 10.0 10.0 100.0% 0 17.78s 483 8,270
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 10.0 10.0 100.0% 0 5.32s 234 804
Qwen3.5-Flash 7.3 5.9 83.3% 1 56.99s 235 16,237
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 5.3 7.2 44.4% 1 74.27s 61 34,748
Qwen3.5-Flash 5.3 7.2 44.4% 1 146.50s 58 43,615
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 4.7 3.1 33.3% 1 4.92s 145 321
Qwen3.5-Flash 6.1 3.1 66.7% 1 40.05s 99 38,486
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 10.0 10.0 100.0% 0 3.11s 93 897
Qwen3.5-Flash 10.0 10.0 100.0% 0 63.49s 98 14,139
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 8.2 7.2 88.9% 1 9.13s 442 3,832
Qwen3.5-Flash 6.4 4.4 77.8% 2 56.74s 162 24,276
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 10.0 10.0 100.0% 0 13.28s 264 1,031
Qwen3.5-Flash 10.0 10.0 100.0% 0 10.33s 309 1,284

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