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deepseek/deepseek-v4.1-flash-1017

Release announcedReleased on Oct 18, 2026

Impossibl released deepseek/deepseek-v4.1-flash-1017 on Oct 18, 2026. Source: impossibl.com · Last checked Oct 19, 2026

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Release announced

Released on Oct 18, 2026

Impossibl announced this model on 2026-10-18. ai api.

Hosting route
Impossibl platform
Affected scope
ai api
Announced
Oct 18, 2026
First seen by ModelClock
Oct 19, 2026

What the provider published

impossibl.com ↗

oct 18, 2026

deepseek/deepseek-v4.1-flash-1017

new model

deepseek v4.1 flash 1017 joins the ai api. deepseek's october snapshot of its cost-efficient flash model, stronger at coding and agent work, with a 1m context window, text and image input, and low, high and max reasoning effort, at $0.30 per million input tokens and $1.20 per million output.

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