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Anthropic: Claude Opus 4.8 vs OpenAI: GPT-5.4

Last updated at: 2026-06-04

Metric Claude Opus 4.8 Claude Opus 4.8 medium Release: 2026-05-28 GPT-5.4 GPT-5.4 medium Release: 2026-03-05
Score 8.7 8.0
Rank #10 #21
Reliability 10.0 10.0
Consistency 9.6 8.6
Tests Correct
Attempt pass rate 84.1% 76.2%
Flaky tests 1 4
Total Runs 63 63
Cost per result 6.512 8.640
Total Cost $1.107 $1.210
Input Price $5.000 / 1M $2.500 / 1M
Output Price $25.000 / 1M $15.000 / 1M
Total Input Tokens 61,007 34,108
Output Tokens 26,495 2,242
Reasoning Tokens 5,901 72,707
Response Time (avg) 9.66s 22.35s
Response Time (max) 38.03s 100.41s
Response Time (total) 202.89s 469.29s

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

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 10.0 10.0 100.0% 0 3.95s 834 1,179 478
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 10.0 10.0 100.0% 0 15.33s 10,590 9,945 1,381
GPT-5.4 8.8 7.8 88.9% 1 44.36s 7,305 433 24,216
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Opus 4.8 9.8 10.0 100.0% 0 38.03s 23,561 5,260 1,588
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 7.1 5.6 83.3% 1 12.29s 10,503 481 312
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 10.0 33.3% 0 14.15s 975 7,477 900
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 2.46s 708 237 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 10.0 10.0 100.0% 0 3.32s 909 373 320
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 10.0 10.0 100.0% 0 3.95s 894 791 483
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 8.96s 11,775 301 225
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 6.14s 258 451 214
GPT-5.4 3.0 10.0 0.0% 0 13.95s 195 30 1,821

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