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OpenAI: GPT-5.2 vs Qwen: Qwen3.5-27B

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Last updated at : 2026-02-27 15:16

Summary

Metric OpenAI: GPT-5.2 medium Release: Unknown release date Qwen: Qwen3.5-27B medium Release: Unknown release date
Rank #12 #5
Score 6.93 8.55
Consistency 8.22 9.55
Cost per result 2.780 2.950
Total Cost $0.251 $0.325
Tests Correct
Wrong Tests 5 3
Attempt pass rate 76.2% 83.3%
Flaky tests 3 1
Output Tokens 1,869 1,091
Reasoning Tokens 14,190 131,807

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.2 7.00 7.28 77.8% 1 549 2,002
Qwen: Qwen3.5-27B 10.00 10.00 100.0% 0 102 8,956
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.2 10.00 10.00 100.0% 0 234 499
Qwen: Qwen3.5-27B 9.88 10.00 100.0% 0 270 16,150
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.2 4.00 7.21 55.6% 1 42 9,690
Qwen: Qwen3.5-27B 4.00 10.00 33.3% 0 43 52,368
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.2 9.50 10.00 100.0% 0 95 587
Qwen: Qwen3.5-27B 9.00 6.88 83.3% 1 97 11,638
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.2 8.00 10.00 66.7% 0 710 943
Qwen: Qwen3.5-27B 10.00 10.00 100.0% 0 231 41,372
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.2 1.00 1.62 66.7% 1 239 469
Qwen: Qwen3.5-27B 10.00 10.00 100.0% 0 348 1,323

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