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Meta | Mistral | OpenAI | OpenAI | |
|---|---|---|---|---|
| Vendor | Meta | Mistral | OpenAI | OpenAI |
| Family | Llama | Mistral | GPT | GPT |
| Release date | 2025-04-05 | 2024-07-24 | 2025-08-07 | 2025-04-14 |
| Context window | 1,000,000 tokens | 128,000 tokens | 400,000 tokens | 1,000,000 tokens |
| Parameters | 400B | 123B | — | — |
| Modality | text, vision | text | text, vision, audio | text, vision |
| License | Llama 4 Community License | Mistral Research License | proprietary | proprietary |
| Source | open weights | open weights | proprietary | proprietary |
| Description | Mixture-of-experts open-weight model from Meta. | — | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | — |
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