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GPT-6 Luna

GPT-6 Luna has 5 tested configurations. Its highest published overall score is 61.2 at xhigh. Inspect dimension scores, evaluation time, and cost below.

Overall score61.2

GPT-6 Luna · xhigh

Backend engineering
57
Frontend interaction
78
Knowledge & reasoning
50
Evaluation time
63m 52s
Cost
$0.061

Complete evaluation · API cost

Joint overall rank 38 / 52 models · Best tested effortBackend tested · 9/23/2026Tasks & methodology

Results by reasoning effort

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Model / effortOverallBackend engineeringFrontend interactionKnowledge & reasoningTotal eval. timeTotal ref. costCompare
29.623432539m 27s—
30.823472539m 46s$0.032
44.442425048m 0s$0.042
61.257785063m 52s$0.061
53.757733072m 51s—

Score breakdown

Overall score
61.2
Evaluation time
63m 52s
Cost
$0.061

Service logic, error handling and verification.

Contracts and boundaries10 / 20

API contracts, input validation and boundary behavior.

Retries and failures16 / 20

Recovery, retry conditions and failure handling.

CI and adversarial review9 / 20

Verification plans, risk detection and audit evidence.

Transactions and consistency13 / 20

State transitions, concurrency and consistency.

Caching and regression9 / 20

Invalidation, data updates and regression coverage.

What changes with higher reasoning effort

Compare overall scores, cost, and time across neighboring tested efforts.

high xhigh
Overall
+16.8 pts
44.4 61.2
Cost
+$0.019
$0.042 $0.061
Evaluation time
+33.0%
48m 0s 63m 52s
View full comparison
Data snapshot published · 11/13/2026Scoring & cost notes