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Claude Haiku 5.5 (low) vs Hy4 preview

Claude Haiku 5.5 (low) leads on average score with 8.6 vs 4.9. Claude Haiku 5.5 (low) has the lower benchmark cost at $0.061 vs $0.165. Claude Haiku 5.5 (low) is faster at 7.51s vs 40.38s, with pass rates of 76.8% vs 15.9%.

Last updated at: 2026-10-13

Compared models

Rank
#69
Total Output Tokens
61,650
Response Time (avg)
7.51s
Total Cost
$0.061
Rank
#341
Total Output Tokens
9,430
Response Time (avg)
40.38s
Total Cost
$0.165
Recommended model Claude Haiku 5.5 (low)

It has the best score here (8.6), while costing about 2.7x less than Hy4 preview.

Detailed comparison

Metric Claude Haiku 5.5 Claude Haiku 5.5 low Release: 2026-10-07 Hy4 preview Hy4 preview none Release: 2026-08-29
Score 8.6 4.9
Rank #69 #341
Reliability 10.0 6.2
Consistency 8.9 9.4
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 76.8% 15.9%
Flaky tests 3 1
Total Runs 69 69
Cost per result 0.378 5.475
Total Cost $0.061 $0.165
Input Price $0.100 / 1M $0.751 / 1M
Output Price $0.500 / 1M $2.251 / 1M
Cache Read Price $0.010 / 1M $0.038 / 1M
Cache Write Price $0.125 / 1M N/A
Total Input Tokens 296,301 185,167
Output Tokens 10,672 9,430
Reasoning Tokens 50,978 0
Response Time (avg) 7.51s 40.38s
Response Time (max) 44.43s 95.32s
Response Time (total) 172.74s 928.76s
Parameters ~50B 770B total (49B active)
Availability Closed Open source

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.

#69 Claude Haiku 5.5

low
Cost
$0.001
Time
7.4s
Tokens
1,851 tok

#341 Hy4 preview

none
This operation was aborted
Cost
$0.000
Time
0.0s
Tokens
0 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
Claude Haiku 5.5 7.9 7.5 77.8% 1 7.30s 10,608 531 11,618
Hy4 preview 3.8 9.4 0.0% 0 45.53s 6,646 4,103 0

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