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Anthropic: Claude Sonnet 4.6 vs OpenAI: GPT-5.4 Mini

Last updated at: 2026-03-21

Metric Claude Sonnet 4.6 Claude Sonnet 4.6 medium Release: 2026-02-17 GPT-5.4 Mini GPT-5.4 Mini medium Release: 2026-03-17
Score 7.9 7.1
Rank #21 #36
Consistency 9.5 7.2
Tests Correct
Attempt pass rate 72.6% 68.6%
Flaky tests 1 6
Total Runs 51 51
Cost per result 8.531 3.610
Total Cost $1.024 $0.289
Input Price $3.000 / 1M $0.750 / 1M
Output Price $15.000 / 1M $4.500 / 1M
Output Tokens 35,174 1,708
Reasoning Tokens 24,687 58,019
Response Time (avg) 10.09s 15.66s
Response Time (max) 46.35s 102.91s
Response Time (total) 90.85s 266.14s

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Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Claude Sonnet 4.6 6.5 10.0 50.0% 0 2.98s 1,046 1,093
GPT-5.4 Mini 8.6 7.9 91.7% 1 4.05s 296 2,876
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 46.35s 5,871 3,962
GPT-5.4 Mini 10.0 10.0 100.0% 0 17.81s 317 4,317
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 13.90s 649 742
GPT-5.4 Mini 10.0 10.0 100.0% 0 2.43s 234 650
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Claude Sonnet 4.6 2.9 7.2 11.1% 1 0ms 25,790 16,919
GPT-5.4 Mini 4.1 4.4 44.5% 2 65.31s 60 43,286
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 4.94s 256 433
GPT-5.4 Mini 4.5 10.0 0.0% 0 3.72s 150 510
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 2.61s 318 552
GPT-5.4 Mini 7.4 6.5 66.7% 1 2.50s 129 1,337
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 4.80s 589 635
GPT-5.4 Mini 6.8 7.9 55.6% 1 4.33s 271 2,449
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 7.48s 655 351
GPT-5.4 Mini 4.7 1.6 66.7% 1 9.62s 251 2,594

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