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Anthropic: Claude Opus 4.8 vs OpenAI: GPT-5.4

Last updated at: 2026-06-03

Metric Claude Opus 4.8 Claude Opus 4.8 none Release: 2026-05-28 GPT-5.4 GPT-5.4 medium Release: 2026-03-05
Score 7.3 7.9
Rank #62 #27
Reliability 10.0 10.0
Consistency 9.2 8.5
Tests Correct
Attempt pass rate 65.0% 75.0%
Flaky tests 2 4
Total Runs 60 60
Cost per result 4.324 8.765
Total Cost $0.519 $1.140
Input Price $5.000 / 1M $2.500 / 1M
Output Price $25.000 / 1M $15.000 / 1M
Total Input Tokens 63,282 31,489
Output Tokens 8,098 2,221
Reasoning Tokens 0 68,486
Response Time (avg) 3.51s 22.31s
Response Time (max) 17.73s 100.41s
Response Time (total) 70.19s 446.17s

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Score vs Response Time (avg)

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Score vs Total Output Tokens

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Opus 4.8 6.5 10.0 50.0% 0 3.40s 834 1,472 0
GPT-5.4 8.3 10.0 75.0% 0 4.11s 606 240 1,511
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Opus 4.8 6.8 10.0 50.0% 0 3.59s 6,768 1,323 0
GPT-5.4 8.2 6.7 83.3% 1 54.98s 4,686 412 19,995
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Opus 4.8 9.5 10.0 100.0% 0 17.73s 29,658 3,259 0
GPT-5.4 10.0 10.0 100.0% 0 20.57s 11,019 301 3,543
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Opus 4.8 7.3 5.8 83.3% 1 1.77s 10,503 308 0
GPT-5.4 10.0 10.0 100.0% 0 5.32s 7,140 234 804
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Opus 4.8 5.3 7.2 44.4% 1 1.66s 975 61 0
GPT-5.4 5.3 7.2 44.4% 1 74.27s 619 61 34,748
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Opus 4.8 10.0 10.0 100.0% 0 3.48s 708 230 0
GPT-5.4 4.7 3.1 33.3% 1 4.92s 477 145 321
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Opus 4.8 9.9 10.0 100.0% 0 1.37s 909 95 0
GPT-5.4 10.0 10.0 100.0% 0 3.11s 660 93 897
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Opus 4.8 7.7 10.0 66.7% 0 2.74s 894 783 0
GPT-5.4 8.2 7.2 88.9% 1 9.14s 642 441 3,815
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Opus 4.8 10.0 10.0 100.0% 0 5.35s 11,775 355 0
GPT-5.4 10.0 10.0 100.0% 0 13.28s 5,445 264 1,031
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Opus 4.8 3.0 10.0 0.0% 0 3.41s 258 212 0
GPT-5.4 3.0 10.0 0.0% 0 13.95s 195 30 1,821

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