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Claude Opus 4.8 (low) vs Qwen3.5-27B

The average score is effectively tied at 7.2 vs 7.2. Qwen3.5-27B has the lower benchmark cost at $0.116 vs $3.787. Qwen3.5-27B is faster at 9.98s vs 17.13s, with pass rates of 78.3% vs 47.8%.

Last updated at: 2026-10-01

Compared models

Rank
#143
Total Output Tokens
69,489
Response Time (avg)
17.13s
Total Cost
$3.787
Rank
#139
Total Output Tokens
36,422
Response Time (avg)
9.98s
Total Cost
$0.116
Recommended model Claude Opus 4.8 (low)

It has the strongest score in this comparison (7.2) and the best overall balance of cost and response time across all 2 models.

Detailed comparison

Metric Claude Opus 4.8 Claude Opus 4.8 low Release: 2026-05-28 Qwen3.5-27B Qwen3.5-27B none Release: 2026-02-24
Score 7.2 7.2
Rank #143 #139
Reliability 10.0 10.0
Consistency 8.6 9.4
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 78.3% 47.8%
Flaky tests 4 2
Total Runs 69 69
Cost per result 23.669 1.153
Total Cost $3.787 $0.116
Input Price $5.000 / 1M $0.195 / 1M
Output Price $25.000 / 1M $1.560 / 1M
Total Input Tokens 409,947 283,977
Output Tokens 46,060 36,422
Reasoning Tokens 23,429 0
Response Time (avg) 17.13s 9.98s
Response Time (max) 127.97s 124.53s
Response Time (total) 394.01s 229.52s
Parameters ~5T total (~500B active) 27B
Availability Closed Open source

Model generation showcase

Hamster playing table tennis

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

#143 Claude Opus 4.8

low
Cost
$0.031
Time
14.1s
Tokens
1,345 tok

#139 Qwen3.5-27B

none
Cost
$0.007
Time
42.9s
Tokens
4,273 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 Opus 4.8 6.6 4.6 77.8% 2 7.58s 10,590 3,637 809
Qwen3.5-27B 5.8 10.0 33.3% 0 1.80s 7,913 415 0

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