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 | GPT-5 OpenAI |  Grok 4xAI |  Llama 4 ScoutMeta | |
|---|---|---|---|---|
| Vendor | OpenAI | OpenAI | xAI | Meta |
| Family | o-series | GPT | Grok | Llama |
| Release date | 2025-04-16 | 2025-08-07 | 2025-07-09 | 2025-04-05 |
| Context window | 200,000 tokens | 400,000 tokens | 256,000 tokens | 10,000,000 tokens |
| Parameters | — | — | — | 109B |
| Modality | text, vision | text, vision, audio | text | text, vision |
| License | proprietary | proprietary | proprietary | Llama 4 Community License |
| Source | proprietary | proprietary | proprietary | open weights |
| Description | Reasoning-focused model in the o-series. | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | — | — |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | — | 85.1% | 82.8% | — |
| GPQA-D | 87.7% | 87.3% | 87.5% | — |
| HumanEval | — | 95.2% | — | — |
| Aider | — | 85.4% | 72.5% | — |
| AIME-25 | 88.9% | 91.0% | 86.1% | — |
| LiveCB | — | 74.5% | 65.3% | — |
| MMMU | — | 74.1% | — | — |
Add a model
Claude 4.8 Opusmax
Qwen3.7-Maxmax
Gemini 3.5maxGemini OmnimaxGPT-5.5maxQwen3.6-27Bmax
DeepSeek-V4-FlashmaxDeepSeek-V4-PromaxGemini 3 PromaxClaude 4.7 OpusmaxClaude 4.6 SonnetmaxClaude 4.5 HaikumaxDeepSeek-V3.1maxGPT-5✓Grok 4✓Gemini 2.5 FlashmaxQwen3 235Bmaxo3✓GPT-4.1maxLlama 4 Scout✓Llama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1max
Mistral Large 2maxMax 4 models. Remove one to add another.