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GPT-5.4 Mini vs Hy4

The average score is effectively tied at 5.7 vs 5.7. Hy4 has the lower benchmark cost at $0.114 vs $0.170. GPT-5.4 Mini is faster at 3.34s vs 5.87s, with pass rates of 30.4% vs 40.6%.

Last updated at: 2026-11-10

Compared models

Rank
#334
Total Output Tokens
8,828
Response Time (avg)
3.34s
Total Cost
$0.170
Rank
#337
Total Output Tokens
12,248
Response Time (avg)
5.87s
Total Cost
$0.114
Recommended model GPT-5.4 Mini

It has the best score here (5.7), while responding about 1.8x faster than Hy4.

Detailed comparison

Metric GPT-5.4 Mini GPT-5.4 Mini none Release: 2026-03-17 Hy4 Hy4 none Release: 2026-11-04
Score 5.7 5.7
Rank #334 #337
Reliability 10.0 10.0
Consistency 9.3 9.7
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 30.4% 40.6%
Flaky tests 2 1
Total Runs 69 69
Cost per result 2.818 1.263
Total Cost $0.170 $0.114
Input Price $0.750 / 1M $0.417 / 1M
Output Price $4.500 / 1M $1.251 / 1M
Cache Read Price $0.075 / 1M $0.021 / 1M
Cache Write Price N/A N/A
Total Input Tokens 172,438 235,746
Output Tokens 8,828 12,248
Reasoning Tokens 0 0
Response Time (avg) 3.34s 5.87s
Response Time (max) 41.98s 75.59s
Response Time (total) 76.84s 135.00s
Parameters ~400B total (~17B active) ~770B total (~49B active)
Availability Closed Closed

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

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

#334 GPT-5.4 Mini

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

#337 Hy4

none
Cost
$0.004
Time
22.4s
Tokens
2,679 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
Hy4 5.5 10.0 33.3% 0 1.68s 7,554 341 0

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