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Step 5 Preview (low) vs Hy4

Hy4 leads on average score with 5.7 vs 5.6. Hy4 has the lower benchmark cost at $0.114 vs $4.110. Hy4 is faster at 5.87s vs 138.27s, with pass rates of 58.0% vs 40.6%.

Last updated at: 2026-11-10

Compared models

Rank
#343
Total Output Tokens
1,425,268
Response Time (avg)
138.27s
Total Cost
$4.110
Rank
#337
Total Output Tokens
12,248
Response Time (avg)
5.87s
Total Cost
$0.114
Recommended model Hy4

It has the best score here (5.7), while costing about 36.2x less than Step 5 Preview (low).

Detailed comparison

Metric Step 5 Preview Step 5 Preview low Release: 2026-10-09 Hy4 Hy4 none Release: 2026-11-04
Score 5.6 5.7
Rank #343 #337
Reliability 9.7 10.0
Consistency 7.5 9.7
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 58.0% 40.6%
Flaky tests 7 1
Total Runs 69 69
Cost per result 41.095 1.263
Total Cost $4.110 $0.114
Input Price $1.000 / 1M $0.417 / 1M
Output Price $2.700 / 1M $1.251 / 1M
Cache Read Price $0.050 / 1M $0.021 / 1M
Cache Write Price N/A N/A
Total Input Tokens 261,256 235,746
Output Tokens 1,425,268 12,248
Reasoning Tokens 0 0
Response Time (avg) 138.27s 5.87s
Response Time (max) 436.56s 75.59s
Response Time (total) 3180.10s 135.00s
Parameters 600B total (27B 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.

#343 Step 5 Preview

low
Cost
$0.051
Time
125.6s
Tokens
18,795 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
Step 5 Preview 2.7 7.0 11.1% 1 378.21s 7,428 518,232 0
Hy4 5.5 10.0 33.3% 0 1.68s 7,554 341 0

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