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OpenAI: GPT-5.3-Codex vs Qwen: Qwen3.5-35B-A3B

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

Summary

Metric OpenAI: GPT-5.3-Codex medium Release: Unknown release date Qwen: Qwen3.5-35B-A3B medium Release: Unknown release date
Rank #7 #22
Score 7.93 5.93
Consistency 8.84 6.62
Cost per result 4.641 5.169
Total Cost $0.465 $0.362
Tests Correct
Wrong Tests 4 7
Attempt pass rate 78.6% 73.8%
Flaky tests 2 6
Output Tokens 1,201 1,317
Reasoning Tokens 30,056 177,502

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.3-Codex 10.00 10.00 100.0% 0 216 1,421
Qwen: Qwen3.5-35B-A3B 10.00 10.00 100.0% 0 429 36,235
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.3-Codex 10.00 10.00 100.0% 0 234 735
Qwen: Qwen3.5-35B-A3B 5.50 5.87 83.3% 1 235 19,493
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.3-Codex 4.00 7.21 55.6% 1 64 25,308
Qwen: Qwen3.5-35B-A3B 1.00 4.41 44.5% 2 41 46,368
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.3-Codex 9.00 10.00 50.0% 0 93 693
Qwen: Qwen3.5-35B-A3B 8.00 6.80 66.7% 1 97 17,361
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.3-Codex 7.00 7.38 77.8% 1 340 1,407
Qwen: Qwen3.5-35B-A3B 4.33 4.70 66.7% 2 206 56,680
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
OpenAI: GPT-5.3-Codex 10.00 10.00 100.0% 0 254 492
Qwen: Qwen3.5-35B-A3B 10.00 10.00 100.0% 0 309 1,365

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