DeepSeek V4.1 Flash
by DeepSeek
DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters o
Models
DeepSeek V4.1 Flash
Added 20 Sept 2026
Overview
DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters on input and 16B on...
How to use / API access
Call via OpenRouter with model id `deepseek/deepseek-v4.1-flash`.
- openrouter ·
deepseek/deepseek-v4.1-flashDocs
OpenRouter id: deepseek/deepseek-v4.1-flash
Benchmarks
- Intelligence Index (artificial-analysis) : 39.5 index
Notes
DeepSeek V4.1 Flash is listed in the EDNA Models directory from the OpenRouter catalogue.
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