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# GLM-5 / GLM-5.1 / GLM-5.2 (MoE + DSA)

[GLM-5](https://huggingface.co/zai-org/GLM-5), [GLM-5.1](https://huggingface.co/zai-org/GLM-5.1), and [GLM-5.2](https://huggingface.co/zai-org/GLM-5.2) are Zhipu AI's open-source large Mixture-of-Experts models featuring a DeepSeek-style MLA (Multi-head Latent Attention) + DSA (Dynamic Sparse Attention) architecture. GLM-5.2 uses the same `glm_moe_dsa` AutoModel architecture with IndexShare DSA support, optional TileLang sparse kernels, packed-sequence training, and context-parallel long-context recipes.

|                  |                                           |
| ---------------- | ----------------------------------------- |
| **Task**         | Text Generation (MoE)                     |
| **Architecture** | `GlmMoeDsaForCausalLM`                    |
| **Parameters**   | large MoE, routed sparse experts          |
| **HF Org**       | [zai-org](https://huggingface.co/zai-org) |

## Key Features

* **Mixture of Experts (MoE)** with DeepSeek-style MLA and sparse DSA attention
* **IndexShare DSA for GLM-5.2**: shared DSA layers reuse the previous full layer's top-k sparse attention selection, including pipeline-parallel carry support
* **Optional TileLang kernels** for GLM-5.2 DSA indexer and sparse MLA paths through `backend.attn: tilelang`
* **Packed-sequence and context-parallel recipes** for 4K and 32K Tulu3-style SFT runs
* **Large-scale parallelism** with FSDP2, Expert Parallelism, Pipeline Parallelism, and optional Context Parallelism

## Available Models

* **GLM-5** (`GlmMoeDsaForCausalLM`)
* **GLM-5.1** (`GlmMoeDsaForCausalLM`): updated weights
* **GLM-5.2** (`GlmMoeDsaForCausalLM`): IndexShare DSA, TileLang sparse-kernel recipes, and long-context CP coverage

## Example HF Models

| Model   | HF ID                                                       |
| ------- | ----------------------------------------------------------- |
| GLM-5   | [`zai-org/GLM-5`](https://huggingface.co/zai-org/GLM-5)     |
| GLM-5.1 | [`zai-org/GLM-5.1`](https://huggingface.co/zai-org/GLM-5.1) |
| GLM-5.2 | [`zai-org/GLM-5.2`](https://huggingface.co/zai-org/GLM-5.2) |

## Example Recipes

| Recipe                                                                                                                                                       | Description                                                                       |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------ | --------------------------------------------------------------------------------- |
| [glm\_5.2\_tulu3\_32k\_tilelang\_cp8.yaml](https://github.com/NVIDIA-NeMo/Automodel/blob/main/examples/llm_finetune/glm/glm_5.2_tulu3_32k_tilelang_cp8.yaml) | SFT — GLM-5.2 on Tulu3 with packed 32K sequences, CP=8, TileLang DSA, EP=64, PP=4 |
| [glm\_5.2\_tulu3\_4k\_tilelang\_100k.yaml](https://github.com/NVIDIA-NeMo/Automodel/blob/main/examples/llm_finetune/glm/glm_5.2_tulu3_4k_tilelang_100k.yaml) | SFT — GLM-5.2 on Tulu3 with packed 4K sequences and TileLang DSA                  |
| [glm\_5.2\_hellaswag\_pp.yaml](https://github.com/NVIDIA-NeMo/Automodel/blob/main/examples/llm_finetune/glm/glm_5.2_hellaswag_pp.yaml)                       | SFT — GLM-5.2 on HellaSwag with EP=64, PP=4 on 32 nodes                           |
| [glm\_5\_hellaswag\_pp.yaml](https://github.com/NVIDIA-NeMo/Automodel/blob/main/examples/llm_finetune/glm/glm_5_hellaswag_pp.yaml)                           | SFT — GLM-5 with EP=64, PP=4 on 32 nodes                                          |
| [glm\_5.1\_hellaswag\_pp.yaml](https://github.com/NVIDIA-NeMo/Automodel/blob/main/examples/llm_finetune/glm/glm_5.1_hellaswag_pp.yaml)                       | SFT — GLM-5.1 with EP=64, PP=4 on 32 nodes                                        |

## Parallel Setup

The HellaSwag recipes scale training using Expert Parallelism and Pipeline Parallelism (EP=64, PP=4 across 32 nodes of 8× H100 GPUs). The long-context GLM-5.2 recipe additionally enables CP=8, packed THD batches, and the TileLang DSA path.

```yaml
distributed:
  strategy: fsdp2
  tp_size: 1
  cp_size: 8
  pp_size: 4
  ep_size: 64
  sequence_parallel: false
  activation_checkpointing: true
  reshard_after_forward: true
  pipeline:
    pp_schedule: interleaved1f1b
    pp_microbatch_size: 1
    round_virtual_stages_to_pp_multiple: down
    scale_grads_in_schedule: false
    patch_inner_model: false
    patch_causal_lm_model: false
    layers_per_stage: 2
    pp_seq_len: 32768
  moe:
    reshard_after_forward: true
    wrap_outer_model: false
    ignore_router_for_ac: true
```

```yaml
model:
  pretrained_model_name_or_path: zai-org/GLM-5.2
  backend:
    attn: tilelang
    linear: torch
    rms_norm: torch_fp32
    rope_fusion: false
    enable_deepep: true
    gate_precision: float32
```

## Try with NeMo AutoModel

**1. Clone and install from source** ([full instructions](/get-started/installation)):

```bash
git clone https://github.com/NVIDIA-NeMo/Automodel.git
cd Automodel
uv sync --locked --all-groups --all-extras
```

This is a long-context multi-node recipe that uses CP=8, EP=64, and PP=4. See the [Launcher Guide](/job-launchers/slurm-cluster) for multi-node setup.

**2. Run the recipe** from inside the repo:

```bash
uv run automodel --nproc-per-node=8 examples/llm_finetune/glm/glm_5.2_tulu3_32k_tilelang_cp8.yaml
```

**1. Pull the container** and mount a checkpoint directory:

```bash
docker run --gpus all -it --rm \
  --shm-size=8g \
  -v $(pwd)/checkpoints:/opt/Automodel/checkpoints \
  nvcr.io/nvidia/nemo-automodel:26.06.00
```

**2.** Navigate to the AutoModel directory (where the recipes are):

```bash
cd /opt/Automodel
```

**3. Run the recipe**:

```bash
automodel --nproc-per-node=8 examples/llm_finetune/glm/glm_5.2_tulu3_32k_tilelang_cp8.yaml
```

See the [Installation Guide](/get-started/installation) and [LLM Fine-Tuning Guide](/recipes-e2e-examples/sft-peft).

## Fine-Tuning

See the [LLM Fine-Tuning Guide](/recipes-e2e-examples/sft-peft) and the [Large MoE Fine-Tuning Guide](/recipes-e2e-examples/large-moe-fine-tuning).

## Hugging Face Model Cards

* [zai-org/GLM-5](https://huggingface.co/zai-org/GLM-5)
* [zai-org/GLM-5.1](https://huggingface.co/zai-org/GLM-5.1)
* [zai-org/GLM-5.2](https://huggingface.co/zai-org/GLM-5.2)