Navigate
AI BENCHY
AD
Track all your projects in one dashboard. Get 📊stats, 🔥heatmaps and 👀recordings in one self-hosted dashboard.
uxwizz.com

AI BENCHY Compare

OpenAI: GPT-5.4 Mini vs xAI: Grok 4.5

Summary

GPT-5.4 Mini (medium) vs Grok 4.5 (low) benchmark comparison: GPT-5.4 Mini (medium) leads on average score with 8.0 vs 7.8. GPT-5.4 Mini (medium) has the lower benchmark cost at $0.526 vs $0.760. Grok 4.5 (low) is faster at 15.48s vs 22.34s, with pass rates of 73.0% vs 74.6%.

Recommended model: GPT-5.4 Mini (medium) - It has the strongest score in this comparison (8.0) and the best overall balance of cost and response time across all 2 models.

Last updated at: 2026-07-08

Metric GPT-5.4 Mini GPT-5.4 Mini medium Release: 2026-03-17 Grok 4.5 Grok 4.5 low Release: 2026-07-08
Score 8.0 7.8
Rank #28 #34
Reliability 10.0 10.0
Consistency 8.0 9.7
Tests Correct
Attempt pass rate 73.0% 74.6%
Flaky tests 5 1
Total Runs 63 63
Cost per result 4.381 5.061
Total Cost $0.526 $0.760
Input Price $0.750 / 1M $2.000 / 1M
Output Price $4.500 / 1M $6.000 / 1M
Total Input Tokens 34,116 58,652
Output Tokens 2,181 1,735
Reasoning Tokens 108,937 105,233
Response Time (avg) 22.34s 15.48s
Response Time (max) 138.75s 205.28s
Response Time (total) 469.20s 324.98s

Generation showcase

Hamster playing table tennis

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

#28 GPT-5.4 Mini

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

#34 xAI: Grok 4.5

low
Cost
$0.011
Time
12.4s
Tokens
2,018 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

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.4 Mini 8.6 7.9 91.7% 1 4.05s 606 296 2,876
Grok 4.5 10.0 10.0 100.0% 0 2.75s 2,991 261 3,000
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 4.5 10.0 10.0 100.0% 0 13.72s 9,579 303 15,641
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.4 Mini 10.0 10.0 100.0% 0 17.81s 11,019 317 4,317
Grok 4.5 3.0 10.0 0.0% 0 8.16s 15,084 261 2,370
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.4 Mini 10.0 10.0 100.0% 0 2.43s 7,140 234 650
Grok 4.5 10.0 10.0 100.0% 0 3.44s 8,937 225 2,549
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.4 Mini 4.1 4.4 44.5% 2 65.31s 619 60 43,286
Grok 4.5 3.0 10.0 0.0% 0 72.64s 2,514 14 70,275
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.4 Mini 4.5 10.0 0.0% 0 3.72s 477 150 510
Grok 4.5 6.1 3.1 66.7% 1 4.88s 1,077 98 1,253
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.4 Mini 9.8 10.0 100.0% 0 2.13s 660 96 1,185
Grok 4.5 9.8 10.0 100.0% 0 2.80s 1,857 57 1,878
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.4 Mini 7.8 10.0 66.7% 0 4.37s 642 278 2,443
Grok 4.5 10.0 10.0 100.0% 0 3.20s 2,430 217 2,590
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.4 Mini 4.7 1.6 66.7% 1 9.62s 5,453 251 2,594
Grok 4.5 10.0 10.0 100.0% 0 5.83s 13,394 284 871
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.4 Mini 3.0 10.0 0.0% 0 30.10s 195 32 10,174
Grok 4.5 3.0 10.0 0.0% 0 13.98s 789 15 4,806

Quick Compare

Switch Comparison Pair