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Claude Haiku 5.5 (medium) vs DeepSeek V4 Flash 0731 (medium)

DeepSeek V4 Flash 0731 (medium) leads on average score with 7.8 vs 7.7. Claude Haiku 5.5 (medium) has the lower benchmark cost at $0.063 vs $0.460. Claude Haiku 5.5 (medium) is faster at 7.71s vs 94.16s, with pass rates of 71.0% vs 72.5%.

Last updated at: 2026-10-07

Compared models

Rank
#120
Total Output Tokens
66,174
Response Time (avg)
7.71s
Total Cost
$0.063
Rank
#117
Total Output Tokens
358,225
Response Time (avg)
94.16s
Total Cost
$0.460
Recommended model Claude Haiku 5.5 (medium)

Its score stays close to the best score here (7.7 vs 7.8), while costing about 7.3x less than DeepSeek V4 Flash 0731 (medium).

Detailed comparison

Metric Claude Haiku 5.5 Claude Haiku 5.5 medium Release: 2026-10-07 DeepSeek V4 Flash 0731 DeepSeek V4 Flash 0731 medium Release: 2026-08-01
Score 7.7 7.8
Rank #120 #117
Reliability 10.0 10.0
Consistency 7.5 7.2
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 71.0% 72.5%
Flaky tests 7 8
Total Runs 69 69
Cost per result 0.485 1.176
Total Cost $0.063 $0.460
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 298,334 274,189
Output Tokens 10,328 66,689
Reasoning Tokens 55,846 510,525
Response Time (avg) 7.71s 94.16s
Response Time (max) 47.70s 303.26s
Response Time (total) 177.29s 2165.72s
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.

#120 Claude Haiku 5.5

medium
Cost
$0.002
Time
17.2s
Tokens
3,524 tok

#117 DeepSeek V4 Flash 0731

medium
Cost
$0.004
Time
93.3s
Tokens
13,252 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 6.3 4.8 66.7% 2 7.16s 10,608 518 11,415
DeepSeek V4 Flash 0731 6.4 4.4 77.8% 2 198.78s 6,032 4,109 160,154

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