# MambaVision B 21K

MambaVision B 21K is a model from NVIDIA with open weights, first recorded on 11 Nov 2026; its release date is not established.

- Developer: NVIDIA
- Id: nvidia/MambaVision-B-21K
- Sighting: 2026-11-11T22:06:24.699Z
  - [evidence link](https://huggingface.co/nvidia/MambaVision-B-21K)
- Status: Released
- Weights version: 2025-03-24
  - [evidence link](https://huggingface.co/api/models/nvidia/MambaVision-B-21K/paths-info/bfe552a588f9f250ea0583951ea4dd5a10a198f8)
- Canonical: https://alexgetman.com/models/nvidia/mambavision-b-21k/

## Questions

### Are the weights of MambaVision B 21K publicly available?

Yes. NVIDIA publishes the weights.

### When was MambaVision B 21K released?

Its release date is not established. Signal Forge first recorded it on 11 Nov 2026.

## Evidence links

- [hf-author-artifacts:nvidia](https://huggingface.co/api/models/nvidia/MambaVision-B-21K/paths-info/bfe552a588f9f250ea0583951ea4dd5a10a198f8)
- [huggingface:nvidia](https://huggingface.co/nvidia/MambaVision-B-21K)

## Signals