Compare models
Pick up to 4 models for a side-by-side spec sheet. Hover any dotted metric name for what the test measures. Best value in each row is highlighted.
Gemini 3.6 FlashGPT-5.6 Luna
| Gemini 3.6 Flash | GPT-5.6 Luna OpenAI | |
|---|---|---|
| Pricing | ||
| Input $/1M | $1.50 | $1.00 |
| Output $/1M | $7.50 | $6.00 |
| Blended $/1M (3:1) | $3.00 | $2.25 |
| Cache read $/1M | $0.15 | $0.10 |
| Cache write $/1M | $0.083 | $1.25 |
| Quality indices | ||
| Intelligence Index | 50.1 | 51.2 |
| Coding Index | 69.2 | 71.4 |
| Math Index | — | — |
| Agentic Index | 38.7 | 45.6 |
| Speed & latency | ||
| Output speed (tok/s) | 311 | 203 |
| Time to first token | 12.80s | 111.15s |
| Time to first answer token | 12.80s | 111.15s |
| Benchmarks (Artificial Analysis) | ||
| GPQA Diamond | 92.8% | 91.1% |
| Humanity's Last Exam | 38.3% | 37.2% |
| SciCode | 52.7% | 52.5% |
| AA-LCR (Long Context Reasoning) | 69.7% | 74.0% |
| Terminal-Bench 2.1 | 77.5% | 80.9% |
| τ³-Bench Banking | 24.5% | 27.2% |
| Design Arena (Elo) | ||
| Website | 1,332 | — |
| Specs | ||
| Context window | 1.05M | 1.05M |
| Max output tokens | 66K | 128K |
| Input modalities | text, image, video, file, audio | file, image, text |
| Tokenizer | Gemini | GPT |