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# Copyright (c) 2026 BEL ESPRIT D ACCORD TRUST HOLDINGS INC
# All rights reserved.
# SPDX-License-Identifier: Apache-2.0
# Copyright 2026 X.AI Corp.
"""Kernel configuration dataclass."""
from dataclasses import dataclass
from typing import Literal
from .cap_functions import CapMethod, CapParams
@dataclass(frozen=True)
class KernelConfig:
block_q: int = 128
block_kv: int = 128
num_warps: int = 4
num_stages: int = 2
causal: bool = False
window_len: int = -1
cap_method: CapMethod = "alsc"
cap_params: CapParams = CapParams(cap=30.0, alpha=4.0, beta=0.5)
sm_scale: float = 1.0
z_loss_weight: float = 0.0
backend: Literal["triton", "mosaic"] = "triton"
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