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

DeepSeek V4 Pro 0423 (high) leads on average score with 8.1 vs 8.0. GPT-5.6 Luna (high) has the lower benchmark cost at $0.118 vs $0.149. GPT-5.6 Luna (high) is faster at 18.39s vs 91.29s, with pass rates of 65.2% vs 71.0%.

Last updated at: 2026-10-07

Compared models

Rank
#92
Total Output Tokens
211,343
Response Time (avg)
91.29s
Total Cost
$0.149
Rank
#96
Total Output Tokens
139,395
Response Time (avg)
18.39s
Total Cost
$0.118
Recommended model GPT-5.6 Luna (high)

Its score stays close to the best score here (8.0 vs 8.1), while responding about 5.0x faster than DeepSeek V4 Pro 0423 (high).

Detailed comparison

Metric DeepSeek V4 Pro 0423 DeepSeek V4 Pro 0423 high Release: 2026-04-24 GPT-5.6 Luna GPT-5.6 Luna high Release: 2026-07-09
Score 8.1 8.0
Rank #92 #96
Reliability 10.0 10.0
Consistency 7.8 8.6
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 65.2% 71.0%
Flaky tests 6 4
Total Runs 69 69
Cost per result 3.717 5.882
Total Cost $0.149 $0.118
Input Price $0.209 / 1M $0.200 / 1M
Output Price $0.418 / 1M $1.200 / 1M
Cache Read Price $0.018 / 1M $0.020 / 1M
Cache Write Price N/A $0.250 / 1M
Total Input Tokens 287,061 197,896
Output Tokens 32,056 6,211
Reasoning Tokens 196,607 133,184
Response Time (avg) 91.29s 18.39s
Response Time (max) 416.76s 111.09s
Response Time (total) 2099.56s 422.93s
Parameters 1.6T total (49B active) ~400B total (~17B active)
Availability Open source 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.

#92 DeepSeek V4 Pro 0423

high
Cost
$0.023
Time
257.6s
Tokens
14,870 tok

#96 GPT-5.6 Luna

high
Cost
$0.033
Time
34.2s
Tokens
5,484 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 6.3 8.7 33.3% 0 243.00s 5,090 383 84,580
GPT-5.6 Luna 5.5 4.7 55.6% 2 15.63s 7,302 510 17,746

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