GLM-5.3-Flash available for LoRA post-training on B200-SXM

zai-org/GLM-5.3-Flash is available for post-training: LoRA training on B200-SXM, a 159,744-token training context, a 163,840-token generator context, rank up to 32, and up to five adapter sessions per resource. The cookbook renders its prompts with the GLM codec.

To deploy a GLM-5.3 Flash adapter on dedicated model inference, first prepare it for FP4 inference.