---
title: runwayml/praxis-1-base
url: https://recentmodel.com/models/runwayml/praxis-1-base/
status: just landed · new, unvetted
published: 2026-11-04T17:39:38Z
updated: 2026-11-12T12:31:24Z
source: https://huggingface.co/runwayml/praxis-1-base
---

# runwayml/praxis-1-base

The Praxis-1 base model before embodiment-specific post-training: the chunk-causal mid-training checkpoint (P-base r13, step 526,120), trained on a mix of robot and human video across 18 embodiments. 27B params. License: apache-2.0.


- **Org:** runwayml
- **Released:** 2026-11-04
- **Status:** just landed · new, unvetted
- **License:** apache-2.0 (permissive)
- **Parameters:** 27.2B
- **Task:** robotics · robotics
- **Signal:** 10 HF likes · 155 downloads
- **Weights:** gated

## Runs on

mixed: real files + estimate; sizing calculation, not tested.

- Q4 ~19.6 GB (estimated): 24GB GPU (3090 / 4090), 32GB GPU (5090), 24GB GPU (7900 XTX), Mac 36GB, CPU only, 32GB RAM (slow)
- Q8 ~32.2 GB (estimated): 48GB GPU (RTX 6000 Ada / A6000), Mac 48GB, Mac 64GB (M1 Max), CPU only, 64GB RAM (slow)
- FP16 ~57.7 GB: 96GB GPU (RTX Pro 6000 Blackwell), 1× DGX Spark (128GB), 2× DGX Spark (256GB), Strix Halo 128GB unified (~96GB usable), Mac 96GB, Mac 128GB, Mac 192GB, Mac 256GB, Mac 512GB, CPU only, 128GB RAM (slow), CPU only, 256GB RAM (slow)

## Links

- [Hugging Face](https://huggingface.co/runwayml/praxis-1-base)