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OpenAI: GPT-5.4 Mini vs OpenAI: GPT-5.4 Nano

Last updated at: 2026-04-04

Metric GPT-5.4 Mini GPT-5.4 Mini medium Release: 2026-03-17 GPT-5.4 Nano GPT-5.4 Nano medium Release: 2026-03-17
Score 7.1 7.4
Rank #42 #35
Consistency 7.2 9.0
Tests Correct
Attempt pass rate 68.6% 66.7%
Flaky tests 6 2
Total Runs 51 51
Cost per result 3.610 0.769
Total Cost $0.289 $0.077
Input Price $0.750 / 1M $0.200 / 1M
Output Price $4.500 / 1M $1.250 / 1M
Output Tokens 1,708 2,474
Reasoning Tokens 58,019 54,516
Response Time (avg) 15.66s 11.08s
Response Time (max) 102.91s 94.06s
Response Time (total) 266.14s 188.39s

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Score vs Total Cost

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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-5.4 Mini 8.6 7.9 91.7% 1 4.05s 296 2,876
GPT-5.4 Nano 8.3 10.0 75.0% 0 4.52s 683 2,254
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 Mini 10.0 10.0 100.0% 0 17.81s 317 4,317
GPT-5.4 Nano 9.8 10.0 100.0% 0 24.13s 349 5,719
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 Mini 10.0 10.0 100.0% 0 2.43s 234 650
GPT-5.4 Nano 10.0 10.0 100.0% 0 2.54s 234 516
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 Mini 4.1 4.4 44.5% 2 65.31s 60 43,286
GPT-5.4 Nano 5.9 7.2 55.6% 1 38.18s 60 43,325
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 Mini 4.5 10.0 0.0% 0 3.72s 150 510
GPT-5.4 Nano 4.5 10.0 0.0% 0 4.15s 179 443
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 Mini 7.4 6.5 66.7% 1 2.50s 129 1,337
GPT-5.4 Nano 9.8 10.0 100.0% 0 1.88s 95 521
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 Mini 6.8 7.9 55.6% 1 4.33s 271 2,449
GPT-5.4 Nano 4.0 7.1 22.2% 1 3.65s 640 1,356
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.4 Mini 4.7 1.6 66.7% 1 9.62s 251 2,594
GPT-5.4 Nano 10.0 10.0 100.0% 0 7.71s 234 382

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