OpenAI / SOURCE-LINKED MODEL RECORD

GPT 5.6 Luna

A model record assembled from original source observations. Review the exact artifact and its evidence before choosing a deployment.

Hosted modelverifiedObserved Oct 10, 2026
Input types
text, image
Output types
text
Observed context window
Not established
Source release date
Jul 9, 2026

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The canonical record is openai:gpt-5.6-luna. Capabilities and context limits reflect source observations; the limits of a particular inference endpoint may differ.

Inclusion in the radar does not mean this model is served by Flonno. For the model currently available through our API, see Qwen3.8 Flash 27B and API pricing.

Artifact evidence

artificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1

independent benchmark · Pinned artifact · Artificial Analysis evaluated configuration. First observed Aug 9, 2026; last observed Oct 13, 2026.

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gpt-5.6-luna

official changelog · Mutable source entry · Official provider announcement. First observed Aug 9, 2026; last observed Oct 10, 2026.

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Pin the artifact and inference configuration. Use representative inputs with a written answer rubric, then record accepted results, errors, complete request time and token usage. Keep output budgets and concurrency explicit.

Benchmark results apply to their recorded version and method. They do not transfer automatically to a different runtime or a quantized derivative.

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Benchmark provenance

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Source observations for exact artifacts. Scores from different benchmark versions or methods are not interchangeable.
BenchmarkReported resultProvenanceArtifact / date
Artificial Analysis Coding Indexv4.3 · coding71.4 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Sep 20, 2026
Artificial Analysis Coding Indexv4.3 · coding71.4 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Sep 20, 2026
Artificial Analysis Intelligence Indexv4.3 · reasoning37.3 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Sep 20, 2026
Artificial Analysis Intelligence Indexv4.3 · reasoning37.3 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Sep 20, 2026
Artificial Analysis Intelligence Indexv4.3 · reasoning37.5 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Sep 9, 2026
Artificial Analysis Coding Indexv4.3 · coding71.4 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Sep 9, 2026
Artificial Analysis Coding Indexv4.3 · coding71.4 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Sep 8, 2026
Artificial Analysis Intelligence Indexv4.3 · reasoning43.4 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Sep 8, 2026
Artificial Analysis Coding Indexv4.2 · coding71.4 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Sep 5, 2026
Artificial Analysis Intelligence Indexv4.2 · reasoning43.4 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Sep 5, 2026
Artificial Analysis Coding Indexv4.1 · coding71.4 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Aug 9, 2026
Artificial Analysis Intelligence Indexv4.1 · reasoning52.3 index_pointsSource record verifiedArtificial Analysis ↗independent benchmarkartificial-analysis:426d24c8-49ae-482a-b4a8-20f1c53f21c1Aug 9, 2026

Verified lifecycle updates

Source publication date
OpenAI / capability change

OpenAI GPT 5.6 Luna capabilities changed

Der Fast-Modus unterstützt nun Long-Context-Anfragen über 272K Token für die Modelle GPT-5.6 Sol, Terra und Luna. Dies ermöglicht eine bis zu 2,5-mal schnellere Verarbeitung im Vergleich zum Standard-Tier.

AI-assisted summary · gemma-4-31b-itRecorded Aug 9, 2026
Source publication date
OpenAI / price change

OpenAI GPT 5.6 Luna pricing changed

Die Kosten für GPT-5.6 Luna wurden um 80 % gesenkt. Dies macht das Modell kosteneffizienter für Nutzer.

AI-assisted summary · gemma-4-31b-itRecorded Aug 9, 2026
Source publication date
OpenAI / release

OpenAI GPT 5.6 Luna released

OpenAI hat die GPT-5.6-Modellfamilie mit den Varianten Sol, Terra und Luna veröffentlicht. Diese führt neue Funktionen wie Programmatic Tool Calling, Prompt Caching und Multi-Agenten-Orchestrierung ein.

AI-assisted summary · gemma-4-31b-itRecorded Aug 9, 2026