# DeepSeek V4.1 Flash 1017 — price & specs

Source: https://modelbank.ai/models/deepseek-v4.1-flash-1017 · updated 2026-11-01 · ModelBank

| Field | Value |
|---|---|
| Vendor | DeepSeek |
| Input price | $0.15 / 1M tokens |
| Output price | $0.6 / 1M tokens |
| Cached input | $0.003 / 1M tokens |
| Context window | 1,048,576 tokens |
| Max output | 393,216 tokens |
| Input modalities | text,image |
| Reasoning / tool use | yes / yes |
| Intelligence / coding index | — / — |
| Released | 2026-10-17 |
| Retirement date | none announced |

## About

DeepSeek V4.1 Flash 1017 is the October 17, 2026 snapshot of DeepSeek V4.1 Flash, served by DeepSeek under the `deepseek-flash` API model name. V4.1 Flash is a sparse mixture-of-experts model...

## Price history

- 2026-10-17: $0.15 in / $0.6 out


JSON: https://modelbank.ai/api/v1/models/deepseek-v4.1-flash-1017