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DeepSeek V4 Pro 0423 vs GPT-5.6 Luna (medium)

GPT-5.6 Luna (medium) leads on average score with 7.4 vs 7.4. GPT-5.6 Luna (medium) has the lower benchmark cost at $0.101 vs $0.311. GPT-5.6 Luna (medium) is faster at 9.64s vs 14.05s, with pass rates of 49.3% vs 62.3%.

Last updated at: 2026-10-01

Compared models

Rank
#129
Total Output Tokens
46,004
Response Time (avg)
14.05s
Total Cost
$0.311
Rank
#122
Total Output Tokens
47,986
Response Time (avg)
9.64s
Total Cost
$0.101
Recommended model GPT-5.6 Luna (medium)

It has the best score here (7.4), while costing about 3.1x less than DeepSeek V4 Pro 0423.

Detailed comparison

Metric DeepSeek V4 Pro 0423 DeepSeek V4 Pro 0423 none Release: 2026-04-24 GPT-5.6 Luna GPT-5.6 Luna medium Release: 2026-07-09
Score 7.4 7.4
Rank #129 #122
Reliability 10.0 10.0
Consistency 8.7 9.0
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 49.3% 62.3%
Flaky tests 4 3
Total Runs 69 69
Cost per result 2.341 2.822
Total Cost $0.311 $0.101
Input Price $0.783 / 1M $0.200 / 1M
Output Price $1.566 / 1M $1.200 / 1M
Total Input Tokens 304,186 212,780
Output Tokens 46,004 6,849
Reasoning Tokens 0 41,137
Response Time (avg) 14.05s 9.64s
Response Time (max) 119.44s 58.09s
Response Time (total) 323.17s 221.62s
Parameters 1.6T total (49B active) ~400B total (~17B active)
Availability Open source Closed

Model generation showcase

Hamster playing table tennis

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

#129 DeepSeek V4 Pro 0423

none
Reached the allocated time limit (300 seconds) without receiving showcase output.
Cost
$0.000
Time
300.0s
Tokens
0 tok

#122 GPT-5.6 Luna

medium
Cost
$0.014
Time
14.6s
Tokens
2,362 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
DeepSeek V4 Pro 0423 5.6 10.0 33.3% 0 13.38s 7,275 5,500 0
GPT-5.6 Luna 5.4 7.2 44.4% 1 10.38s 7,302 564 9,928

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