# GLM-5.3 Flash NVFP4

GLM-5.3 Flash NVFP4 is a model from NVIDIA with open weights, first recorded on 9 Sep 2026; its release date is not established.

- Developer: NVIDIA
- Id: nvidia/GLM-5.3-Flash-NVFP4
- Sighting: 2026-09-09T21:20:13.965Z
  - [evidence link](https://huggingface.co/nvidia/GLM-5.3-Flash-NVFP4)
- Status: Released
- Weights version: 2026-10-28
  - [evidence link](https://huggingface.co/api/models/nvidia/GLM-5.3-Flash-NVFP4/paths-info/1d00738646cbb0c6d0a9eb403dac5f366f1473a7)
- Canonical: https://alexgetman.com/models/nvidia/glm-5-3-flash-nvfp4/

## Questions

### Are the weights of GLM-5.3 Flash NVFP4 publicly available?

Yes. NVIDIA publishes the weights.

### When was GLM-5.3 Flash NVFP4 released?

Its release date is not established. Signal Forge first recorded it on 9 Sep 2026.

## Evidence links

- [hf-author-artifacts:nvidia](https://huggingface.co/api/models/nvidia/GLM-5.3-Flash-NVFP4/paths-info/1d00738646cbb0c6d0a9eb403dac5f366f1473a7)
- [huggingface:nvidia](https://huggingface.co/nvidia/GLM-5.3-Flash-NVFP4)

## Signals