DeepSeek V4.1 Flash 1017

deepseek/deepseek-v4.1-flash-1017

Open-weight DeepSeek V4.1 Flash 1017 checkpoint with 1M context and native vision.

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Context window: 1M
Input: Image · Text
Output: Text
Released: 2026-10-17

Max output: 384K
Weights: Open
License: MIT

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Performance

Overall capability

59.8/100

Coding: 58.9
Reasoning: 60.9
Professional work: 63.3
Knowledge & language: 56.3


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Providers

							Cache write
OpenRouter	deepseek/deepseek-v4.1-flash-1017	Openai chat	global				-

ModelRegistry · Catalog updated 2026-11-05