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Data Annotation

Accelerate your ML development with the highest-quality annotations.

Trusted by the world's most ambitious AI teams.
Why Work With Us

Best-in-Class Data Annotation

Our platform offers a highly specialized workforce across languages and domains with unparalleled scalability and flexible tools.

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Diverse Annotation Support

Scale’s Data Engine supports a wide range of annotation types from Text, Video, Image, RLHF, and more.

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Expert Annotation Workforce

ML-accelerated, human-in-the-loop data annotation for rapid turnaround and industry-leading quality.

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Cost Efficient Workflows

Easily curate model failures with Scale’s Data Engine. Then, optimize labeling spend with high-value, curated data.

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Unlock Your Model Performance With Scale

Unlock Your Model Performance with Scale

Your Model 



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Supercharge Model Performance

Easy to Start, Optimize and Scale

Build models you can trust while maximizing operational efficiency and reducing the cost of ML projects.

Flexible Annotation

Instant Feedback Loop

Get the data you need with customized training workflows and a fast feedback loop with minimal overhead.

Reach Economies of Scale

Exponential Ramp

Quickly ramp up to production volumes without sacrificing quality. Our global workforce, combined with cutting-edge technology like advanced linting, ensures we deliver on complex labeling needs.

Tailored for Your Use Case

Specialized Workforces

Generate best-in-class quality data with skilled annotators in domains including linguistics, programming, mathematics and many more.

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Annotate Data Today

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