Model dossier

DeepSeek: DeepSeek V4.1 Flash 1017

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...

ProviderDeepSeek Start comparison

Context1,048,576

Max output393,216

Pricing viewTVP price

Identity

DeepSeek: DeepSeek V4.1 Flash 1017

Model ID: deepseek/deepseek-v4.1-flash-1017
Canonical slug: deepseek/deepseek-v4.1-flash-20261017
Knowledge cutoff: n/a
Created: 10/17/2026

Capabilities

textimagetoolsstructured

Modalities

text+image->texttextimage

Capacity

Context1,048,576

Max output393,216

TokenizerDeepSeek