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Google: Gemini 2.5 Flash vs OpenAI: GPT-5.4

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Last updated at: 2026-03-06

Metric Google: Gemini 2.5 Flash none Release: 2025-06-17 OpenAI: GPT-5.4 medium Release: 2026-03-05
Avg Score 5.2 8.2
Rank #37 #7
Tests Correct
Consistency 9.0 8.9
Cost per result 0.185 6.533
Total Cost $0.012 $0.784
Attempt pass rate 46.7% 86.7%
Flaky tests 2 2
common.totalRuns 45 (15 x 3) 45 (15 x 3)
Output Tokens 1,192 1,611
Reasoning Tokens 0 46,321
Response Time (avg) 944ms 21.06s
Response Time (max) 4.39s 100.41s
Response Time (total) 14.16s 315.95s

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Score vs Total Cost

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Avg Score vs Response Time (avg)

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Google: Gemini 2.5 Flash 10.0 10.0 0.0% 0 668ms 99 0
OpenAI: GPT-5.4 10.0 10.0 100.0% 0 5.02s 216 1,466
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Google: Gemini 2.5 Flash 10.0 10.0 0.0% 0 4.39s 366 0
OpenAI: GPT-5.4 10.0 10.0 100.0% 0 20.57s 301 3,543
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Google: Gemini 2.5 Flash 9.9 10.0 100.0% 0 652ms 279 0
OpenAI: GPT-5.4 9.9 10.0 100.0% 0 5.32s 234 804
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Google: Gemini 2.5 Flash 4.0 7.2 55.6% 1 495ms 12 0
OpenAI: GPT-5.4 4.0 7.2 44.4% 1 74.27s 61 34,748
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Google: Gemini 2.5 Flash 9.0 6.8 66.7% 1 672ms 70 0
OpenAI: GPT-5.4 10.0 10.0 100.0% 0 3.11s 93 897
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Google: Gemini 2.5 Flash 4.7 10.0 33.3% 0 576ms 132 0
OpenAI: GPT-5.4 7.0 7.2 88.9% 1 9.13s 442 3,832
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Google: Gemini 2.5 Flash 10.0 10.0 100.0% 0 1.91s 234 0
OpenAI: GPT-5.4 10.0 10.0 100.0% 0 13.28s 264 1,031

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