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GPT 6 Luna vs o4 Mini
Side-by-side comparison of pricing, task quality, and projected cost at higher scale.
Pricing
Side-by-side pricing
GPT 6 Luna
Fast / Budgeto4 Mini
Fast / BudgetInput $/MTok
$0.10
$1.10
Output $/MTok
$0.50
$4.40
Cache discount
90% off
75% off
Context
922K
200K
Quality
Task confidence comparison
Confidence score from zero to one hundred by task type, where higher is better.
Code Generation
0
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0
Code Review
0
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0
Summarization
0
vs
0
Q&A
0
vs
0
Extraction
0
vs
0
Reasoning
0
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0
Classification
0
vs
0
Creative Writing
0
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0
GPT 6 Luna
o4 Mini
Guidance
When to use GPT 6 Luna vs o4 Mini
Choose GPT 6 Luna when...
- -Cost matters: 91% cheaper on input tokens
- -You need a larger context window (922K vs 200K)
Choose o4 Mini when...
- Similar performance; consider provider preference or ecosystem fit.
At scale
Cost at scale
Estimated cost assuming a seventy percent input and thirty percent output token split.
GPT 6 Luna
o4 Mini
100K tokens
$0.02Cheaper
$0.21
1M tokens
$0.36Cheaper
$2.09
10M tokens
$3.65Cheaper
$20.90
FAQ
When should I use GPT 6 Luna instead of o4 Mini?
GPT 6 Luna and o4 Mini perform similarly across all tracked tasks. Pick based on pricing and provider preference.
Is o4 Mini cheaper than GPT 6 Luna?
o4 Mini input costs $1.10/MTok, which is 1000% more than GPT 6 Luna at $0.10/MTok.
What are the context window sizes for GPT 6 Luna and o4 Mini?
GPT 6 Luna has a 922K token context window. o4 Mini has a 200K token context window.
Go deeper on either model
Per-call cost calculators, provider lineups, and price history for both models on this page.
Other comparisons
How GPT 6 Luna and o4 Mini stack up against the rest of the field.
Track your real costs
Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.