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GPT-6 Luna (medium) vs GLM 5.3 Flash (high)

GPT-6 Luna (medium) leads on average score with 8.3 vs 7.3. GPT-6 Luna (medium) has the lower benchmark cost at $0.047 vs $0.056. GPT-6 Luna (medium) is faster at 18.07s vs 29.11s, with pass rates of 73.9% vs 66.7%.

Last updated at: 2026-10-09

Compared models

Rank
#83
Total Output Tokens
53,161
Response Time (avg)
18.07s
Total Cost
$0.047
Rank
#142
Total Output Tokens
99,340
Response Time (avg)
29.11s
Total Cost
$0.056
Recommended model GPT-6 Luna (medium)

It has the best score here (8.3), while responding about 1.6x faster than GLM 5.3 Flash (high).

Detailed comparison

Metric GPT-6 Luna GPT-6 Luna medium Release: 2026-09-23 GLM 5.3 Flash GLM 5.3 Flash high Release: 2026-08-26
Score 8.3 7.3
Rank #83 #142
Reliability 10.0 10.0
Consistency 8.9 8.6
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 73.9% 66.7%
Flaky tests 3 4
Total Runs 69 69
Cost per result 0.313 0.426
Total Cost $0.047 $0.056
Input Price $0.100 / 1M $0.150 / 1M
Output Price $0.500 / 1M $0.500 / 1M
Cache Read Price $0.010 / 1M $0.030 / 1M
Cache Write Price $0.125 / 1M N/A
Total Input Tokens 203,193 225,013
Output Tokens 5,751 12,197
Reasoning Tokens 47,410 87,143
Response Time (avg) 18.07s 29.11s
Response Time (max) 66.44s 163.41s
Response Time (total) 415.53s 669.54s
Parameters ~400B total (~17B active) 320B total (18B active)
Availability Closed Open source

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.

#83 GPT-6 Luna

medium
Cost
$0.002
Time
23.6s
Tokens
2,966 tok

#142 GLM 5.3 Flash

high
Cost
$0.003
Time
186.7s
Tokens
10,486 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
GPT-6 Luna 6.6 4.6 77.8% 2 23.63s 7,302 438 10,222
GLM 5.3 Flash 8.2 7.2 88.9% 1 19.62s 7,317 373 9,973

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