GPT-6 Luna vs GPT-Image-2.5 (Sunburst)
A direct, empirical evaluation of GPT-6 Luna (OpenAI) against GPT-Image-2.5 (Sunburst) (OpenAI).
GPT-6 Luna
Developed by OpenAI · Proprietary High-Throughput Distillation parameters
High-throughput document extraction, sub-second routing, customer service triage, code autocomplete, and cost-optimized reasoning via Luna Pro mode.
GPT-Image-2.5 (Sunburst)
Developed by OpenAI · Proprietary Multimodal DiT parameters
High-fidelity typographic rendering, raytracing reflection accuracy, sketch-to-image conditioning, and localized comment inpainting.
| Metric | GPT-6 Luna | GPT-Image-2.5 (Sunburst) |
|---|---|---|
| SWE-bench Verified | 48.2% | 62.4% |
| MMLU-Pro | 74.6% | 89.5% |
| MATH-500 | 84.1% | 91.2% |
| Context Window | 1,050,000 tokens | Spatial Vector Token Canvas (1792×1024) |
| Input Pricing (per 1M) | $0.10 | $2.50 |
| Output Pricing (per 1M) | $0.50 | $10.00 |