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-5.1
| Gemini 3.6 Flash | GPT-5.1 OpenAI | |
|---|---|---|
| Pricing | ||
| Input $/1M | $1.50 | $1.25 |
| Output $/1M | $7.50 | $10.00 |
| Blended $/1M (3:1) | $3.00 | $3.44 |
| Cache read $/1M | $0.15 | $0.125 |
| Cache write $/1M | $0.083 | — |
| Quality indices | ||
| Intelligence Index | 50.1 | 36.9 |
| Coding Index | 69.2 | 49.4 |
| Math Index | — | 94 |
| Agentic Index | 38.7 | 21 |
| Speed & latency | ||
| Output speed (tok/s) | 301 | 110 |
| Time to first token | 11.80s | 39.50s |
| Time to first answer token | 11.80s | 39.50s |
| Benchmarks (Artificial Analysis) | ||
| MMLU-Pro | — | 87.0% |
| GPQA Diamond | 92.8% | 87.3% |
| Humanity's Last Exam | 38.3% | 26.5% |
| LiveCodeBench | — | 86.8% |
| SciCode | 52.7% | 43.3% |
| AIME 2025 | — | 94.0% |
| IFBench | — | 72.9% |
| AA-LCR (Long Context Reasoning) | 69.7% | 75.0% |
| Terminal-Bench Hard | — | 45.5% |
| Terminal-Bench 2.1 | 77.5% | 52.4% |
| τ²-Bench (Telecom) | — | 81.9% |
| τ³-Bench Banking | 24.5% | 14.0% |
| Design Arena (Elo) | ||
| Website | 1,332 | 1,215 |
| Web apps | — | 1,075 |
| Mobile apps | — | 1,122 |
| UI components | — | 1,209 |
| Data viz | — | 1,241 |
| SVG | — | 1,196 |
| 3D | — | 1,120 |
| Game dev | — | 1,237 |
| Code categories | — | 1,204 |
| ASCII art | — | 1,160 |
| Specs | ||
| Context window | 1.05M | 400K |
| Max output tokens | 66K | 128K |
| Input modalities | text, image, video, file, audio | image, text, file |
| Tokenizer | Gemini | GPT |