OpenBot
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VLAOpen2025model hub

SmolVLA

Hugging Face LeRobot

Compact open vision-language-action policy designed for practical robot fine-tuning and deployment through the LeRobot ecosystem.

Best for

Data-efficient fine-tuning

Primary blocker

Strong fit for OpenBot's model-readiness view because public weights make the training path concrete.

Evidence rule

A model hub link is a declaration. Files, loadability, evaluation, and deployment are scored separately.

Family
VLA
Signals
5 tracked
Datasets
3 linked

Model decision scorecard

Use-case scores and evidence confidence are separate; Unknown is not treated as failure.

2 unresolved dimensions

Code, weights, and checkpoints

Useful
65confidence 40

An official model hub is linked; weight files and loadability are not verified.

Loading and training reproducibility

Unknown
confidence 15

No verified loading configuration is available.

Training data requirements

Useful
76confidence 50

Required signal categories are declared; exact tensor and action interfaces still need verification.

Evaluation evidence

Useful
68confidence 40

Evaluation focus is declared, but metrics are not independently verified.

Deployment readiness

Unknown
confidence 10

Hardware, latency, dependencies, and runtime loading are not yet verified.

Artifact facts and provenance

No metadata-verified artifact facts yet. Source links remain declarations only.

Loop signal demand

Signals this model family needs for training, evaluation, or failure mining.

5 required categories

Observation / ego video

observation · LeRobot-style trajectories with observations, actions, and task text

required

Language intent / task phase

language intent · task success · LeRobot-style trajectories with observations, actions, and task text · Failure cases caused by weak task labels or noisy action traces

required

Action / robot state

actions · robot state · LeRobot-style trajectories with observations, actions, and task text · Small but clean demonstrations that preserve episode boundaries and action timing

required

Future state / dynamics

Needs future-state supervision or rollout structure to validate predictive dynamics.

useful

Feedback / correction / failure

task success · Evaluation splits that measure fine-tuning data efficiency · Failure cases caused by weak task labels or noisy action traces

required

Sim-real / embodiment metadata

robot state · LeRobot-style trajectories with observations, actions, and task text · Practical deployment on smaller robotics stacks

required

Evaluation focus

  • Data-efficient fine-tuning
  • Practical deployment on smaller robotics stacks
  • Failure cases caused by weak task labels or noisy action traces

Missing critical loop signals

Core signal demands are represented. Check quality, alignment, and access constraints.

Related catalog datasets

OpenBot notes

  • Strong fit for OpenBot's model-readiness view because public weights make the training path concrete.
  • Catalog should surface whether a dataset can be converted into LeRobot-style episodes.

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