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GPT-6 Luna (medium) vs Laguna XS 2.1 (medium)

GPT-6 Luna (medium) leads on average score with 8.3 vs 6.4. GPT-6 Luna (medium) has the lower benchmark cost at $0.047 vs $0.083. GPT-6 Luna (medium) is faster at 18.07s vs 48.97s, with pass rates of 73.9% vs 46.4%.

Last updated at: 2026-10-01

Compared models

Rank
#79
Total Output Tokens
53,161
Response Time (avg)
18.07s
Total Cost
$0.047
Rank
#200
Total Output Tokens
538,292
Response Time (avg)
48.97s
Total Cost
$0.083
Recommended model GPT-6 Luna (medium)

It has the best score here (8.3), while costing about 1.8x less than Laguna XS 2.1 (medium).

Detailed comparison

Metric GPT-6 Luna GPT-6 Luna medium Release: 2026-09-23 Laguna XS 2.1 Laguna XS 2.1 medium Release: 2026-07-02 Free Available
Score 8.3 6.4
Rank #79 #200
Reliability 10.0 10.0
Consistency 8.9 9.0
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 73.9% 46.4%
Flaky tests 3 3
Total Runs 69 69
Cost per result 0.313 0.922
Total Cost $0.047 $0.083
Input Price $0.100 / 1M $0.060 / 1M
Output Price $0.500 / 1M $0.120 / 1M
Cache Read Price $0.010 / 1M $0.030 / 1M
Cache Write Price $0.125 / 1M N/A
Total Input Tokens 203,193 352,516
Output Tokens 5,751 33,786
Reasoning Tokens 47,410 504,506
Response Time (avg) 18.07s 48.97s
Response Time (max) 66.44s 422.72s
Response Time (total) 415.53s 1126.35s
Parameters ~400B total (~17B active) 33B total (3B active)
Availability Closed Weights available

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.

#79 GPT-6 Luna

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

#200 Laguna XS 2.1

medium
Cost
$0.001
Time
30.6s
Tokens
4,678 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
Laguna XS 2.1 5.5 10.0 33.3% 0 70.35s 7,995 23,767 83,258

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