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Claude Haiku 5.5 (max) vs DeepSeek V4 Flash 0731 (high)

Claude Haiku 5.5 (max) leads on average score with 8.5 vs 8.4. Claude Haiku 5.5 (max) has the lower benchmark cost at $0.509 vs $0.576. Claude Haiku 5.5 (max) is faster at 61.71s vs 118.83s, with pass rates of 85.5% vs 76.8%.

Last updated at: 2026-10-19

Compared models

Rank
#81
Total Output Tokens
919,699
Response Time (avg)
61.71s
Total Cost
$0.509
Rank
#89
Total Output Tokens
448,665
Response Time (avg)
118.83s
Total Cost
$0.576
Recommended model Claude Haiku 5.5 (max)

It has the best score here (8.5), while responding about 1.9x faster than DeepSeek V4 Flash 0731 (high).

Detailed comparison

Metric Claude Haiku 5.5 Claude Haiku 5.5 max Release: 2026-10-07 DeepSeek V4 Flash 0731 DeepSeek V4 Flash 0731 high Release: 2026-08-01
Score 8.5 8.4
Rank #81 #89
Reliability 10.0 10.0
Consistency 9.6 8.1
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 85.5% 76.8%
Flaky tests 1 5
Total Runs 69 69
Cost per result 2.677 1.069
Total Cost $0.509 $0.576
Input Price $0.100 / 1M $0.005 / 1M
Output Price $0.500 / 1M $1.280 / 1M
Cache Read Price $0.010 / 1M $0.005 / 1M
Cache Write Price $0.125 / 1M N/A
Total Input Tokens 487,516 281,863
Output Tokens 10,212 24,535
Reasoning Tokens 909,487 507,976
Response Time (avg) 61.71s 118.83s
Response Time (max) 288.94s 600.61s
Response Time (total) 1419.40s 2733.01s
Parameters ~50B 284B total (13B 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.

#81 Claude Haiku 5.5

max
OpenRouter returned no showcase content (finish_reason: error).
Cost
$0.000
Time
164.5s
Tokens
0 tok

#89 DeepSeek V4 Flash 0731

high
No output was saved. The original provider response or failure reason is unavailable.
Cost
$0.000
Time
187.3s
Tokens
19,048 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 55.87s 10,608 532 125,988
DeepSeek V4 Flash 0731 6.3 6.3 55.6% 1 252.67s 7,044 2,160 191,210

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