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quant: nvfp4_nf3_hybrid — native serving for mixed NVFP4+NF3 MoE checkpoints #92

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quant: nvfp4_nf3_hybrid — native serving for mixed NVFP4+NF3 MoE checkpoints #92

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3 changes: 3 additions & 0 deletions vllm/config/model.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1036,6 +1036,9 @@ def _verify_quantization(self) -> None:
"awq_marlin",
"inc",
"moe_wna16",
# Must precede modelopt_fp4: hybrid checkpoints are
# modelopt-tagged NVFP4 plus a hybrid_bit_map.
"nvfp4_nf3_hybrid",
"modelopt",
"modelopt_fp4",
"modelopt_mxfp8",
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3 changes: 3 additions & 0 deletions vllm/model_executor/layers/quantization/__init__.py
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Expand Up @@ -33,6 +33,7 @@
"inc",
"mxfp4",
"gpt_oss_mxfp4",
"nvfp4_nf3_hybrid",
"deepseek_v4_fp8",
"online",
# Below are online quant shorthand names (see vllm.config.quantization).
Expand Down Expand Up @@ -134,6 +135,7 @@ def get_quantization_config(quantization: str) -> type[QuantizationConfig]:
)
from .moe_wna16 import MoeWNA16Config
from .mxfp4 import GptOssMxfp4Config, Mxfp4Config
from .nvfp4_nf3_hybrid import NvFp4Nf3HybridConfig
from .online.base import OnlineQuantizationConfig
from .torchao import TorchAOConfig

Expand All @@ -160,6 +162,7 @@ def get_quantization_config(quantization: str) -> type[QuantizationConfig]:
"inc": INCConfig,
"mxfp4": Mxfp4Config,
"gpt_oss_mxfp4": GptOssMxfp4Config,
"nvfp4_nf3_hybrid": NvFp4Nf3HybridConfig,
"deepseek_v4_fp8": DeepseekV4FP8Config,
"humming": HummingConfig,
"online": OnlineQuantizationConfig,
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