Scale AI
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Scale AI

by Scale AI, Inc.

Empowering AI with high-quality data and solutions.

Reviewed May 2026by CBAI Editorial Team
8.0/10

Score

4.0 out of 5 · our score
Compare

Our verdict

Scale AI offers comprehensive data annotation and AI solutions, catering to enterprises and AI professionals. Their flexible pricing plans and robust integrations make them a strong choice for enhancing machine learning models. However, smaller startups may find the pricing less suitable, and non-technical users might face challenges due to the technical nature of the services.

Overview

Scale AI, founded in 2016 and headquartered in San Francisco, provides data annotation and AI solutions to improve machine learning models. Their services include data labeling, model evaluation, and enterprise AI deployment. They cater to various industries, including automotive, healthcare, and defense, serving clients like Google, Microsoft, and the U.S. Department of Defense.

Score breakdown

Overall score

8.0/10
Output quality8.5/10
Ease of use7.5/10
Value for money7.0/10
Features & tools8.0/10
API & integrations7.0/10
Support & docs7.5/10

Scores are editorial assessments by the Compare Best AI team on a 0–10 scale.

Expert review

C

CBAI Editorial Team

Compare Best AI · Editorial Team

## Overview

How we tested

Days tested

7 days

Tasks evaluated

  • ·Data annotation
  • ·Model evaluation
  • ·Enterprise AI deployment
  • ·Custom AI solutions

Method

Compared against Appen and Lionbridge using identical inputs

Reviewer

CBAI Editorial Team

Plans & pricing

Free

$0/mo

Individuals or small teams testing AI solutions

  • 1,000 labeling units
  • 10,000 images
  • Pay-as-you-go model
Most Popular

Self-Serve Data Engine

Pay-as-you-go/mo

Experimental or research projects

  • Data annotation
  • Model evaluation
  • Flexible pricing

Enterprise

Custom

Large organizations with strategic AI initiatives

  • Enterprise-grade quality
  • Dedicated support
  • Custom solutions

Pricing may vary by region. Always verify on the vendor's website.

Feature comparison

FeatureScale AIAppenLionbridge
Core
Data Annotation
Model Evaluation
Enterprise AI Deployment
Custom AI Solutions
Pricing
Free Plan Available
Dev
Public API
Integrations
Included Partial / add-on Not included

Is it right for you?

Good fit for

Data Scientists

Need high-quality labeled data for training models.

AI Engineers

Require reliable AI solutions for deployment.

Enterprises

Seeking comprehensive AI data services.

Less suited for

Small Startups

May find pricing plans less suitable.

Non-technical Users

Services require technical expertise.

User reviews

4.0

Editorial score

5
48%
4
28%
3
6%
2
4%
1
0%

Distribution is estimated from our editorial score. Verified user reviews coming soon.

Use cases

Typical ways teams rely on this tool — from everyday tasks to specialized workflows.

  • Data Annotation
  • AI Model Evaluation
  • Enterprise AI Deployment
  • Machine Learning Training Data

Integrations

Reported connectors

Apps and services commonly connected out of the box or via official connectors.

  • OpenAI
  • Anthropic
  • Google PaLM
  • Cohere
  • AWS
  • Azure

Privacy & compliance

Security & data practices

Highlights we track from the vendor's documentation. Always confirm current terms, subprocessors, and regional policies on their official site.

  • SOC 2
  • GDPR-ready
  • No training on user data

Details

Category

Research & Data

Price

  • Free
  • Self-Serve Data Engine pay-as-you-go
  • Enterprise custom pricing

Free version

Yes

Best for

  • Data annotation for machine learning
  • AI model evaluation
  • Enterprise AI deployment

Frequently asked questions

Scale AI

Scale AI

Research & Data

Ready to get started?

Visit the Scale AI website to explore plans and start your free trial.

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