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Meta | DeepSeek | OpenAI | ||
|---|---|---|---|---|
| Vendor | Meta | DeepSeek | OpenAI | |
| Family | Llama | DeepSeek | Gemini | GPT |
| Release date | 2025-04-05 | 2025-08-21 | — | 2025-08-07 |
| Context window | 1,000,000 tokens | 128,000 tokens | 1,000,000 tokens | 400,000 tokens |
| Parameters | 400B | 671B | — | — |
| Modality | text, vision | text | text, vision, audio | text, vision, audio |
| License | Llama 4 Community License | MIT | proprietary | proprietary |
| Source | open weights | open weights | proprietary | proprietary |
| Description | Mixture-of-experts open-weight model from Meta. | Large MoE open-weight model. Predecessor to DeepSeek-V4. | — | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. |
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