Checked fact 176618 Oct 2026Models and releases

DeepSeek's API updates page, dated 2026-10-17, says DeepSeek V4.1 Flash has been upgraded to DeepSeek-V4.1-Flash-1017.

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The exact words it rests on

DeepSeek V4.1 Flash has been upgraded to DeepSeek-V4.1-Flash-1017.

What the source said when we opened it, on 18 Oct 2026.

The source

DeepSeek API updates
DeepSeek · 2026-10-17

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Checked by the notis newsroom on 18 Oct 2026, against the source above.

In the story

DeepSeek updated V4.1 Flash; Search and Fetch are $0.75 per 1,000 successful requests each 18 Oct 2026

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“DeepSeek's API updates page, dated 2026-10-17, says DeepSeek V4.1 Flash has been upgraded to DeepSeek-V4.1-Flash-1017.” ai notis, checked 18 Oct 2026. Source: DeepSeek API updates (DeepSeek). https://ainotis.com/c/1766

As a reference (APA style)

ai notis. (2026, October 18). DeepSeek's API updates page, dated 2026-10-17, says DeepSeek V4.1 Flash has been upgraded to DeepSeek-V4.1-Flash-1017 [Checked claim 1766]. ai notis. https://ainotis.com/c/1766

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