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# DeepSeek releases the V4.1 Flash-1017 update
- URL: https://orbiorbi.com/news/en/hot/deepseek-v4-1-flash-1017-release-en/
- Published: 2026-10-17T08:17:20.000Z
- Updated: 2026-10-17T22:59:18.000Z
- Description: 36Kr and IT Home report that DeepSeek V4.1 Flash has been updated to Flash-1017 across its website, app and API. API access and pricing remain unchanged, with deepseek-flash continuing to serve the new version.
- Author: Orbis News
- Tags: #orbis-hot, #en

36Kr and IT Home report that DeepSeek V4.1 Flash has been updated to Flash-1017 across its website, app and API. API access and pricing remain unchanged, with deepseek-flash continuing to serve the new version.

- IT Home cites DeepSeek as saying the update improves capabilities while reducing task runtime and output length; these performance descriptions are the company's claims. [\[2\]](#hot-source-2)
- IT Home reports that model weights are available for download and retain the MIT license. [\[2\]](#hot-source-2)
- DeepSeek recommends upgrading DeepSeek Harness to 0.2.1-rc.1 or later for full compatibility. [\[2\]](#hot-source-2)

## Sources and originals

- \[1\] 36氪 · 2026-10-17 · [Read original](https://36kr.com/newsflashes/4029763615986052?f=rss&ref=orbiorbi.com)  
36Kr reports that the website, app and API have switched to Flash-1017.
- \[2\] IT之家 · 2026-10-17 · [Read original](https://www.ithome.com/1/014/328.htm?ref=orbiorbi.com)  
IT Home details the update, unchanged API pricing and availability of model weights.

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