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GPT-5.4 Mini vs Qwen3.5-Flash

Qwen3.5-Flash leads on average score with 6.0 vs 5.9. Qwen3.5-Flash has the lower benchmark cost at $0.073 vs $0.095. GPT-5.4 Mini is faster at 1.58s vs 25.28s, with pass rates of 31.8% vs 34.9%.

Last updated at: 2026-08-26

Rank
#196
Total Output Tokens
7,898
Response Time (avg)
1.58s
Total Cost
$0.095
Rank
#189
Total Output Tokens
209,201
Response Time (avg)
25.28s
Total Cost
$0.073
Recommended model GPT-5.4 Mini

Its score stays close to the best score here (5.9 vs 6.0), while responding about 16.0x faster than Qwen3.5-Flash.

Detailed comparison

Metric GPT-5.4 Mini GPT-5.4 Mini none Release: 2026-03-17 Qwen3.5-Flash Qwen3.5-Flash none Release: 2026-02-24
Score 5.9 6.0
Rank #196 #189
Reliability 10.0 10.0
Consistency 9.3 9.3
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 31.8% 34.9%
Flaky tests 2 2
Total Runs 66 66
Cost per result 1.581 1.066
Total Cost $0.095 $0.073
Input Price $0.750 / 1M $0.065 / 1M
Output Price $4.500 / 1M $0.260 / 1M
Total Input Tokens 79,076 282,356
Output Tokens 7,898 209,201
Reasoning Tokens 0 0
Response Time (avg) 1.58s 25.28s
Response Time (max) 9.92s 480.96s
Response Time (total) 34.86s 556.14s
Parameters ~400B total (~17B active) ~35B total (~3B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#196 GPT-5.4 Mini

none
Cost
$0.010
Time
11.7s
Tokens
2,151 tok

#189 Qwen3.5-Flash

none
Cost
$0.003
Time
47.4s
Tokens
7,799 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 5.5 10.0 33.3% 0 913ms 7,305 401 0
Qwen3.5-Flash 5.5 10.0 33.3% 0 850ms 7,913 519 0

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