Kimi-K3-NVFP4

Checkpointnvidia/Kimi-K3-NVFP4Broad indexModel card

Support summary

Kimi-K3-NVFP4 is a checkpoint. Official recipes or cookbooks cover SGLang, without pinning a stable release.

Documented hardware
NVIDIA / CUDA
Documented quantization
NVFP4
Documented features
Reasoning parsers, Tensor parallelism, and Tool calling

Hardware, quantization and features count only statements about this checkpoint; engine-wide capabilities are listed with each release.

Model notes and sources

Engine support

3 engines

Engine support for Kimi-K3-NVFP4
EngineReleaseCheckpoint supportEvidence scopeLast known supported
vLLM0.28.0Newest indexedNo matching evidence curatedNo supported release indexed
Features, dependencies and evidence for vLLM 0.28.0
SGLangVersion not pinnedRecipe / cookbookDocumented recipe

Official recipe

Source 1: sglang · docs/cookbook/autoregressive/Moonshotai/Kimi-K3.mdxSource 2: sglang · docs/src/snippets/_deployment.jsxSource 3: sglang · docs/src/snippets/configs/moonshotai/kimi-k3.jsxSource 4: sglang · docs/src/snippets/configs/moonshotai/kimi-k3-benchmarks.jsxSource 5: sglang · docs/src/snippets/_kimi_k3_mamba_ratio_calculator.jsxSource 6: sglang · docs/src/snippets/_playground.jsxReviewed
No supported release indexed
Features, dependencies and evidence for SGLang 0.5.19
TensorRT-LLM1.2.1Newest indexedNo matching evidence curatedNo supported release indexed
Features, dependencies and evidence for TensorRT-LLM 1.2.1

Recipes and cookbooks