---
license: cc-by-4.0
task_categories:
- robotics
tags:
- lerobot
- imitation-learning
- robotics
- ur3e
- bimanual
pretty_name: "multitask_12task_mix - WetLabRoboData imitation-learning dataset"
---

# multitask_12task_mix

Teleoperation demonstrations for the **multitask_12task_mix** task, part of the
[WetLabRoboData / ChemLab](https://huggingface.co/WetLabRoboData) imitation-learning
benchmark (UR3e bimanual arm, 3 cameras, GELLO teleop).

| Field                  | Value |
|------------------------|-------|
| Category               | multitask pretraining pool |
| Train episodes         | 1206 |
| Mean episode length    | 0.0 s |
| Robot                  | UR3e bimanual |
| Cameras                | front, left_wrist_top, right_wrist_top |
| Teleop                 | GELLO |
| Format                 | LeRobot v3 |

## Related

- Multitask policy: [`WetLabRoboData/diffusion-multitask_12task_mix-multitask`](https://huggingface.co/WetLabRoboData/diffusion-multitask_12task_mix-multitask)

- Full task-collection landing page: [WetLabRoboData collections](https://huggingface.co/WetLabRoboData#collections)

## Load

```python
from lerobot.datasets import LeRobotDataset
ds = LeRobotDataset("WetLabRoboData/lerobot-data-multitask_12task_mix")
```

## Provenance

Reorganized from `WetLabRoboData/lerobot-data-rama-lbm_pretrain_all_ds5` on 2026-10-04. The original
raw mirror (data + checkpoints + eval all in one repo) is preserved in the
`old/` subfolder of that source repo for traceability.