Openai
GPT 5.6 Luna (Fast)
GPT-5.6 Luna is a fast, affordable GPT-5.6 model that brings strong capability at the lowest cost in the series.
Introducing GPT-5Model Snapshot
TypeLanguage
ReleaseJul 9, 2026
Context1,050,000
Tagsreasoning, file-input, tool-use, vision
Overall
No rank
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Coding
No rank
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Blended Price
No rank
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Strength Profile
Percentile score by analysis domain.
Not enough comparable domain data for this model.
Benchmark Percentiles
Higher bars mean stronger relative placement.
Model Details
Runtime
Max Output128,000
Streaming speed is not measured for this model yet.
Pricing
Blended-
Input-
Output-
Catalog$0.400/M in / $2.40/M out
Metadata
Providers
All Benchmarks
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