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Claude Haiku 5.5 (xhigh) vs Claude Opus 4.8 (low)

Claude Haiku 5.5 (xhigh) leads on average score with 9.1 vs 7.2. Claude Haiku 5.5 (xhigh) has the lower benchmark cost at $0.140 vs $3.787. Claude Haiku 5.5 (xhigh) is faster at 16.58s vs 17.13s, with pass rates of 81.2% vs 78.3%.

Last updated at: 2026-10-19

Compared models

Rank
#39
Total Output Tokens
199,268
Response Time (avg)
16.58s
Total Cost
$0.140
Rank
#172
Total Output Tokens
69,489
Response Time (avg)
17.13s
Total Cost
$3.787
Recommended model Claude Haiku 5.5 (xhigh)

It has the best score here (9.1), while costing about 27.2x less than Claude Opus 4.8 (low).

Detailed comparison

Metric Claude Haiku 5.5 Claude Haiku 5.5 xhigh Release: 2026-10-07 Claude Opus 4.8 Claude Opus 4.8 low Release: 2026-05-28
Score 9.1 7.2
Rank #39 #172
Reliability 10.0 10.0
Consistency 9.3 8.6
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 81.2% 78.3%
Flaky tests 2 4
Total Runs 69 69
Cost per result 0.773 23.669
Total Cost $0.140 $3.787
Input Price $0.100 / 1M $5.000 / 1M
Output Price $0.500 / 1M $25.000 / 1M
Cache Read Price $0.010 / 1M $0.500 / 1M
Cache Write Price $0.125 / 1M $6.250 / 1M
Total Input Tokens 394,509 409,947
Output Tokens 10,349 46,060
Reasoning Tokens 188,919 23,429
Response Time (avg) 16.58s 17.13s
Response Time (max) 92.74s 127.97s
Response Time (total) 381.40s 394.01s
Parameters ~50B ~5T total (~500B 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.

#39 Claude Haiku 5.5

xhigh
Cost
$0.021
Time
189.0s
Tokens
41,343 tok

#172 Claude Opus 4.8

low
Cost
$0.031
Time
14.1s
Tokens
1,345 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 10.0 10.0 100.0% 0 13.13s 10,608 504 26,396
Claude Opus 4.8 6.6 4.6 77.8% 2 7.58s 10,590 3,637 809

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