DeepSeek-V3.1 vs Gemini 2.5 Flash
Direct spec comparison of DeepSeek-V3.1 (from DeepSeek) and Gemini 2.5 Flash (from Google). Want a 3- or 4-way comparison? Open the multi-model tool →
 DeepSeek-V3.1DeepSeek |  Gemini 2.5 Flash | |
|---|---|---|
| Vendor | DeepSeek | |
| Family | DeepSeek | Gemini |
| Release date | 2025-08-21 | — |
| Context window | 128,000 tokens | 1,000,000 tokens |
| Parameters | 671B | — |
| Modality | text | text, vision, audio |
| License | MIT | proprietary |
| Source | open weights | proprietary |
| Description | Large MoE open-weight model. Predecessor to DeepSeek-V4. | — |
| Links |
More like this
Looking for a different head-to-head? Build your own comparison on the multi-model tool.
Or see all DeepSeek-V3.1 details / Gemini 2.5 Flash details.