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Gemini 4 Argon vs GPT 5.6 Luna
Side-by-side comparison of token prices, context windows, and capabilities across official model makers.
| Specification | Gemini 4 Argon gemini-4-argon | GPT 5.6 Luna gpt-5.6-luna |
|---|---|---|
| Official provider | OpenAI | |
| Input / 1M | $4$1.40save $2.60 | $0.20$0.07save $0.13 Cheaper |
| Output / 1M | $20$7save $13 | $1.20$0.42save $0.78 Cheaper |
| Context | 1.05M | 1.05M |
| Max out | 1.05M | 128K |
| Capabilities | visiontoolsreasoningcache | visiontoolsreasoningcache |
30-day workload (30M input · 80% cached · 3M output) Estimated monthly spend on AivoKey | $63 | $3.36 |
| Model details | Gemini 4 Argon → | GPT 5.6 Luna → |