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OpenAI: GPT-4o-mini vs OpenAI: GPT-5.4 Nano

Last updated at: 2026-04-29

Metric GPT-4o-mini GPT-4o-mini none Release: 2024-07-18 GPT-5.4 Nano GPT-5.4 Nano none Release: 2026-03-17
Score 4.9 4.5
Rank #119 #128
Reliability N/A N/A
Consistency 9.9 7.1
Tests Correct
Attempt pass rate 22.2% 31.5%
Flaky tests 0 7
Total Runs 54 54
Cost per result 0.122 0.448
Total Cost $0.005 $0.009
Input Price $0.150 / 1M $0.200 / 1M
Output Price $0.600 / 1M $1.250 / 1M
Output Tokens 1,947 2,762
Reasoning Tokens 0 0
Response Time (avg) 2.00s 1.40s
Response Time (max) 7.58s 3.84s
Response Time (total) 21.99s 25.14s

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) Output Tokens Reasoning Tokens
GPT-4o-mini 4.8 10.0 25.0% 0 1.34s 186 0
GPT-5.4 Nano 3.5 8.0 16.7% 1 1.18s 800 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-4o-mini 3.0 8.7 0.0% 0 2.55s 347 0
GPT-5.4 Nano 7.1 3.7 66.7% 1 1.43s 577 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-4o-mini 3.0 10.0 0.0% 0 7.58s 568 0
GPT-5.4 Nano 3.0 10.0 0.0% 0 3.84s 280 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-4o-mini 10.0 10.0 100.0% 0 1.27s 183 0
GPT-5.4 Nano 6.5 10.0 50.0% 0 1.11s 219 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-4o-mini 3.0 10.0 0.0% 0 637ms 15 0
GPT-5.4 Nano 2.9 4.4 22.2% 2 926ms 52 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-4o-mini 4.0 10.0 0.0% 0 909ms 66 0
GPT-5.4 Nano 3.8 2.5 33.3% 1 1.31s 180 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-4o-mini 4.8 10.0 0.0% 0 1.27s 69 0
GPT-5.4 Nano 5.0 6.8 33.3% 1 787ms 84 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-4o-mini 3.7 10.0 0.0% 0 1.30s 308 0
GPT-5.4 Nano 3.7 7.3 22.2% 1 1.29s 348 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-4o-mini 10.0 10.0 100.0% 0 2.51s 205 0
GPT-5.4 Nano 10.0 10.0 100.0% 0 3.40s 222 0

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