mamba2

Model type

mamba2

Class

Mamba2CausalLMModel

Task

ssm2-text-generation

Source

models/mamba.py

Description

Mamba2/SSD causal language model with multi-head SSM.

Pure Mamba2 model — all layers are Mamba2Block (no attention). Carries conv_state + ssm_state per layer (no KV cache).

State shapes (per layer): conv_state: (batch, conv_dim, conv_kernel - 1) ssm_state: (batch, num_heads, head_dim, state_size)

HuggingFace reference: Mamba2ForCausalLM.

Usage

mobius build --model <MODEL_ID> output_dir/
from mobius import build

model = build("<MODEL_ID>")