Compare models
Pick up to 4models. Specs render side-by-side. Share the URL — it's stateless.
Comparing agents instead? Switch to agent compare →
 o3OpenAI |  Grok 4xAI |  Gemini 3.5 | |
|---|---|---|---|
| Vendor | OpenAI | xAI | |
| Family | o-series | Grok | Gemini |
| Release date | 2025-04-16 | 2025-07-09 | 2026-05-20 |
| Context window | 200,000 tokens | 256,000 tokens | 2,000,000 tokens |
| Parameters | — | — | — |
| Modality | text, vision | text | text, vision, audio, video |
| License | proprietary | proprietary | proprietary |
| Source | proprietary | proprietary | proprietary |
| Description | Reasoning-focused model in the o-series. | — | Google DeepMind's next-gen Gemini — positioned as "frontier intelligence with action". Built for complex agentic workflows. Announced at Google I/O 2026. |
| Links | |||
| Benchmarks | |||
| MMLU-Pro | — | 82.8% | 88.9% |
| GPQA-D | 87.7% | 87.5% | 91.2% |
| Aider | — | 72.5% | — |
| AIME-25 | 88.9% | 86.1% | 96.1% |
| LiveCB | — | 65.3% | — |
| MMMU | — | — | 86.0% |
Add a model
Claude 4.8 Opus+
Qwen3.7-Max+Gemini 3.5✓Gemini Omni+GPT-5.5+Qwen3.6-27B+
DeepSeek-V4-Flash+DeepSeek-V4-Pro+Gemini 3 Pro+Claude 4.7 Opus+Claude 4.6 Sonnet+Claude 4.5 Haiku+DeepSeek-V3.1+GPT-5+Grok 4✓Gemini 2.5 Flash+Qwen3 235B+o3✓GPT-4.1+
Llama 4 Scout+Llama 4 Maverick+Gemini 2.5 Pro+DeepSeek-R1+
Mistral Large 2+