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KTransformers

Very large MoE models with hot experts on the GPU and cold experts in system RAM

Źródło pierwotne
DifficultyAdvancedSetup profile
Platforms4nvidia · amd · intel · cpu
APIOpenAI-compatible through its SGLang integration:30000
01 / INSTALL & RUN

Installation depends on your OS. These commands are examples or templates: replace placeholders and verify quantization, file format, drivers and runtime support. Memory fit does not guarantee deployment.

  1. 1
    Installpip install kt-kernel sglang-kt
  2. 2
    Start a modelpython -m sglang.launch_server --model <verified-checkpoint> --kt-weight-path <cpu-expert-weights> --port 30000
  3. 3
    Connect your app

    OpenAI-compatible through its SGLang integration · :30000. Keep the service bound to localhost unless you add authentication and network controls.

Uwaga

A research project rather than a drop-in server: it needs the kvcache-ai SGLang fork, a separate CPU-side expert weight set, and enough system RAM for the offloaded experts. VRAM alone does not decide the fit here.

02 / COMPATIBLE MODELS

Reprezentatywne modele open-weight

Alibaba Qwen

Qwen3.6 35B-A3B

35B3B active · Q4 / NVFP4 MoE
Szacowana pamięć
~25 GB
Kontekst
262K native
DeepSeek

DeepSeek V4 Flash

284B13B active · Official FP4 + FP8 mixed
Szacowana pamięć
~176 GB
Kontekst
1M native
Alibaba Qwen

Qwen3 30B-A3B

30B3B active · GGUF Q4 MoE
Szacowana pamięć
~22.5 GB
Kontekst
32K+
Meta

Llama 4 Scout

109B17B active · INT4 MoE
Szacowana pamięć
~78 GB
Kontekst
10M advertised
OpenAI

gpt-oss-120b

117B5.1B active · MXFP4
Szacowana pamięć
~80 GB
Kontekst
128K