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1. Model Introduction

GLM-Z1-9B-0414 is a dense reasoning-tuned model from Zhipu AI’s GLM-4 series, sized for single-node experimentation. Key highlights:
  • Dense 9 B architecture: fits comfortably on a single 8-GPU node.
  • Reasoning-tuned: post-trained for step-by-step reasoning under the GLM-Z1 line.
  • Compatible RL recipe: GRPO with DAPO-style rollout, drop-in replacement for other dense Qwen / LLaMA-class workloads.

2. Supported Variants

3. Environment Setup

3.1 Download model + datasets

3.2 HF → Megatron torch_dist conversion

4. Launch

4.1 Quick start

5. Recipe Configuration

5.1 Parallelism

5.2 Algorithm

GRPO across both scripts:

5.3 Rollout & SGLang

5.4 Optimizer

CPU Adam is not enabled in either launcher.

5.5 Notable quirks

  • run-glm4-9B.sh runs actor and rollout on disjoint GPUs (non-colocate).

6. Pairs Well With