Data-Centric Data Labeling Done Right

Holistically explore, classify, annotate and validate any unique dataset to power your AI initiatives and business processes.

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How watchful works

Modern, cost-effective data labeling at scale. This is the Watchful way.

How Watchful Works Diagram

Give any user within your organization the ability to use Watchful on their local machine or in a remote environment

Connecting to the Watchful Hub enables organization-wide collaboration, or work can remain on a local machine.

Connect Watchful Hub to any cloud object storage infrastructure to import and export data as well as create a communication layer for your MLOps pipelines.

Automate your machine learning iteration to keep your models up-to-date.

Watchful’s easy-to-use data labeling solution gives you the needed control to quickly create better datasets.


Explore your data with Watchful's robust querying language; review results fast and in real-time.

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As you work, Watchful learns and suggests the most impactful sources of signal for programmatically labeling your data.

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Interactive Data Labeling

Label a small subset of your data to estimate some initial statistical signals for each class while also creating a validation set to check Watchful's accuracy.

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Watchful's label model combines learned statistical signals and hinters to apply probabilistic labels to your dataset; rather than starting small and growing the labeled set of data manually, the full dataset is continuously labeled and validated as you work.

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Watchful for Data Scientists, ML Practitioners, and Domain / Subject Matter Experts

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Watchful for Any Industry

Use Watchful for manufacturing, retail, finance, life sciences, and more.

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“Watchful is the cost of a low-level analyst; eliminates or substantially reduces the need and resources for hand-labeling, QA, model development and maintenance, and ML ops; and we couldn’t afford nor access Watchful’s level of expertise otherwise.”

Wilson Sonsini Testimonial Author Image
Mike France
Founder at proper

The next generation of data labeling is now, with Watchful!