Modelofficial release

zai-org/GLM-5.3-Flash

Parameters321B
Context1M
Input → outputimage + text → text
Licensemit
PrecisionF8_E4M3 · fp8
ArchitectureGlm5NextForConditionalGeneration
ReleasedAug 25, 2026
Downloads6.5M

Other sizes and formats in the family

ModelParamsPrecisionDownloads
zai-org/GLM-5.3-Flash-BF16321BBF16155.3K

Compare side by side →

Built on this model

ModelParamsPrecisionDownloads
nvidia/GLM-5.3-Flash-NVFP4nvfp4169BU8143.2K
autotrust/GLM-5.3-Flash-GGUF-DGX-Sparkgguf––37.7K
autotrust/GLM5.3-Flash-E224-DGX-Sparkquantized128BU821.5K
autotrust/GLM5.3-Flash-E192-DGX-Sparkquantized111BU811.4K
autotrust/GLM5.3-Flash-E256-DGX-Sparkquantized145BU84.6K
nvidia/GLM-5.3-Flash-FP4-Localquantized175BU852

This release in the news

No coverage of this exact release yet.

Recent news about GLM

  1. Oct 19, 2026 · Benchmark result
    Together Post-Training: frontier-grade model shaping, the way that fits you
  2. Oct 17, 2026 · Tutorial / explainer
    Local and Distributed Large LLM Inference with MLX and RDMA on Mac Studio
  3. Oct 16, 2026 · Benchmark result
    The actual state of open-weight models vs. frontier models
  4. Oct 15, 2026 · Open-source release
    ggml-org/llama.cpp v0.7.0
  5. Oct 15, 2026 · Opinion / analysis
    4x R9700 builds with $127 used EPYCs: $10.7k all-in per machine. I built three (384GB VRAM)
  6. Oct 14, 2026 · Opinion / analysis
    Qwen 3.8 Flash-Next compared to GLM 5.3 Flash
  7. Oct 13, 2026 · Research paper
    AssetForge: Asset-Augmented Task Synthesis for Business Automation Agents
  8. Oct 13, 2026 · Model release
    Z.ai GLM-Legal Beats Claude Fable 5 and Kimi K3 on Harvey LAB