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uxwizz.com
#94

GPT-6 Luna

OpenAI Release: 2026-09-23 Tested on: 2026-09-23 05:17 openai/gpt-6-luna::medium
~400B total (~17B active)MoEClosedEstimated
(high) (medium) (low) (none)

Summary

GPT-6 Luna scores 7.9 on AI BENCHY and ranks #94. It has 10.0 reliability, a 72.7% pass rate, $0.031 total cost, and 15.87s average response time.

What makes GPT-6 Luna unique: It stands out most in Domain specific, where it ranks #1, while General Intelligence is its weakest area at #14. Its total benchmark cost is unusually low for its score range.

Model facts

Researched on 2026-09-23

Estimated
Parameters
~400B total (~17B active)
Architecture
MoE
Availability
Closed
License
-

Best estimate from public evidence; the vendor did not disclose every value. Vendor does not disclose parameter counts or architecture. Low-confidence catalog estimate carries forward the prior openai/gpt-5.6-luna family estimate; the linked announcement establishes identity and availability, not these counts.

Parameter source Availability source

Score

7.9

Consistency

8.9

Reliability

10.0

Total Cost (Current Price)

$0.031

Total Output Tokens

45,154

Total Input Tokens

78,946

Input Price

$0.100 / 1M

Output Price

$0.500 / 1M

Tests Correct

Wrong Tests: 8

Attempt pass rate: 72.7%

Flaky tests

3

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

15.87s

Response Time (max): 35.14s

Response Time (total): 349.09s

Wrong answer: 7 Did not follow instructions: 1

Hamster playing table tennis

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

#94 GPT-6 Luna

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

Charts

Choose the first model, then click a second model to open a side-by-side page.

Total Output Tokens

Score vs Total Output Tokens

Quick Compare

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Category Breakdown

Category Score Consistency Tests Correct
Anti-AI Tricks 8.3 10.0
Coding 6.6 4.6
Combined 10.0 10.0
Data parsing and extraction 10.0 10.0
Domain specific 5.9 7.2
General Intelligence 4.4 9.9
Instructions following 9.8 10.0
Puzzle Solving 7.7 10.0
Tool Calling 10.0 10.0
Trivia 3.0 10.0

Compared models