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Anthropic: Claude Opus 4.6 vs Qwen: Qwen3.5-27B

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

Summary

Metric Anthropic: Claude Opus 4.6 medium Release: Unknown release date Qwen: Qwen3.5-27B none Release: Unknown release date
Rank #20 #29
Score 6.07 4.70
Consistency 8.80 9.93
Cost per result 10.992 0.190
Total Cost $0.880 $0.010
Tests Correct
Wrong Tests 6 9
Attempt pass rate 61.9% 35.7%
Flaky tests 2 0
Output Tokens 19,576 1,600
Reasoning Tokens 11,081 0

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Anthropic: Claude Opus 4.6 4.00 4.41 55.6% 2 897 1,000
Qwen: Qwen3.5-27B 4.00 10.00 33.3% 0 264 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Anthropic: Claude Opus 4.6 10.00 10.00 100.0% 0 668 763
Qwen: Qwen3.5-27B 9.88 10.00 100.0% 0 243 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Anthropic: Claude Opus 4.6 1.00 10.00 0.0% 0 16,328 7,928
Qwen: Qwen3.5-27B 1.00 10.00 0.0% 0 15 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Anthropic: Claude Opus 4.6 9.50 9.99 100.0% 0 266 468
Qwen: Qwen3.5-27B 4.00 10.00 0.0% 0 69 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Anthropic: Claude Opus 4.6 7.00 10.00 66.7% 0 556 593
Qwen: Qwen3.5-27B 4.33 9.68 33.3% 0 706 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Output Tokens Reasoning Tokens
Anthropic: Claude Opus 4.6 10.00 10.00 100.0% 0 861 329
Qwen: Qwen3.5-27B 10.00 10.00 100.0% 0 303 0

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