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GPT-5.4 Mini (medium) vs Grok 4.6 (low)

GPT-5.4 Mini (medium) leads on average score with 7.5 vs 7.4. Grok 4.6 (low) has the lower benchmark cost at $0.449 vs $0.786. Grok 4.6 (low) is faster at 14.55s vs 26.72s, with pass rates of 68.2% vs 69.7%.

Last updated at: 2026-08-14

Rank
#85
Total Output Tokens
158,344
Response Time (avg)
26.72s
Total Cost
$0.786
Rank
#93
Total Output Tokens
38,048
Response Time (avg)
14.55s
Total Cost
$0.449
Recommended model Grok 4.6 (low)

Its score stays close to the best score here (7.4 vs 7.5), while costing about 1.8x less than GPT-5.4 Mini (medium).

Detailed comparison

Metric GPT-5.4 Mini GPT-5.4 Mini medium Release: 2026-03-17 Grok 4.6 Grok 4.6 low Release: 2026-08-12
Score 7.5 7.4
Rank #85 #93
Reliability 10.0 10.0
Consistency 8.1 9.6
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 68.2% 69.7%
Flaky tests 5 1
Total Runs 66 66
Cost per result 6.546 2.989
Total Cost $0.786 $0.449
Input Price $0.750 / 1M $2.000 / 1M
Output Price $4.500 / 1M $6.000 / 1M
Total Input Tokens 97,164 109,960
Output Tokens 6,211 5,124
Reasoning Tokens 152,133 32,924
Response Time (avg) 26.72s 14.55s
Response Time (max) 138.75s 26.46s
Response Time (total) 587.90s 320.17s
Parameters ~400B total (~17B active) ~1.7T total (~170B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#85 GPT-5.4 Mini

medium
Cost
$0.056
Time
95.5s
Tokens
12,464 tok

#93 SpaceXAI: Grok 4.6

low
Cost
$0.011
Time
26.0s
Tokens
1,941 tok

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

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.4 Mini 8.4 7.4 88.9% 1 57.87s 7,305 467 40,902
Grok 4.6 5.5 7.1 44.4% 1 21.69s 9,579 349 7,740

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