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Anthropic: Claude Opus 4.6 vs OpenAI: GPT-4o-mini

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

Summary

Metric Anthropic: Claude Opus 4.6 medium Release: Unknown release date OpenAI: GPT-4o-mini none Release: Unknown release date
Rank #20 #28
Score 6.07 4.86
Consistency 8.80 9.98
Cost per result 10.992 0.056
Total Cost $0.880 $0.003
Tests Correct
Wrong Tests 6 9
Attempt pass rate 61.9% 35.7%
Flaky tests 2 0
Output Tokens 19,576 949
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
OpenAI: GPT-4o-mini 4.00 10.00 33.3% 0 180 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
OpenAI: GPT-4o-mini 10.00 10.00 100.0% 0 183 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
OpenAI: GPT-4o-mini 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
OpenAI: GPT-4o-mini 5.50 10.00 50.0% 0 71 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
OpenAI: GPT-4o-mini 4.00 9.92 0.0% 0 295 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
OpenAI: GPT-4o-mini 10.00 10.00 100.0% 0 205 0

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