MODEL INDEX.
MODEL REFERENCE / deepseek-ai

deepseek-ai/DeepSeek-V4.1-Flash

DeepSeek V4.1 Flash vision-language MoE (552B backbone; 8B active per prompt token, 16B per output token) combining sliding-window plus compressed sparse attention with a two-level indexer, engram n-gram memory, hyper-connections, and a DSpark multi-token draft head.

1M context at 8-16B active parameters, with engram n-gram memory

vLLMSGLangmoe552B / 8-16B1,048,576 ctxvLLM 0.30.0+textmultimodal
02 / Configure

Configure serving

Choose engine, hardware and deployment options. The command updates as you go.

03 / Understand

Technical notes

Model notes and examples