DeepSeek
Overall66/100
Tech88/100
UX / UI54 / 54
Models tested2
Best model in our testDeepSeek V4.1 Flash
What is DeepSeek?
A Chinese company founded in 2023 by Liang Wenfeng and funded by the quantitative fund High-Flyer. Known for low-cost open-weight models.
Facts checked on 18/10/2026 · source ↗
- Founded
- 2023
- Headquarters
- Hangzhou, China
- CEO
- Liang Wenfeng
- Website
- deepseek.com ↗
- Models tested
- DeepSeek V4 Pro, DeepSeek V4.1 Flash
Models by DeepSeek we tested
Every model by DeepSeek we tested on the same prompts as all other models. Click a model for details.
| Model | Released | Overall | Score | Tech | UX / UI | Loads | Total cost | Average time |
|---|---|---|---|---|---|---|---|---|
| DeepSeek V4.1 Flash | 10/09/2026 | 83 | 34/40 | 96 | 85 / 64 | 5/5 | $0.24 | 5 min 54 s |
| DeepSeek V4 Pro | 13/08/2026 | 49 | 21.5/40 (24) | 80 | 22 / 44 | 4/5 | $0.37 | 4 min 10 s |
Cost = tokens priced with the API price list valid on the date shown next to the cost (prices change). ≈ = estimate (only the total token count is known), no ≈ = exact from input / output tokens. “Loads” = the page opens without errors; technical health also checks behaviour during use – judge the quality in the viewer.