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Scale Spellbook

Data, evaluation, and AI infrastructure platform

Scale provides data, evaluations, and infrastructure to build reliable AI systems for critical decisions.

AI developer platformsdata labelingmodel evaluationai training dataenterprise ai
Scale Spellbook homepage screenshot
Scale Spellbook homepage (scale.com), captured 2026-10-02

What is Scale Spellbook?

Scale Spellbook is the platform behind Scale AI, a company that has powered AI breakthroughs since 2016. It supplies data, evaluations, and outcomes to AI labs, governments, and Fortune 500 companies. The platform claims that 90% of the world's leading generative AI model builders use Scale.

You can use Scale to turn raw data into actionable intelligence, whether it's classified data for defense or complex patient records for healthcare. It helps you accelerate AI adoption across industries like energy, robotics, and education. The platform also benchmarks AI capability with expert-level evaluations, so you can trust your models for critical decisions.

Scale works with organizations like Meta, Mayo Clinic, Time, and British Petroleum. It supports applications from autonomous vehicles to robotic foundation models and agentic AI. The website does not list specific pricing or a free plan, so you'd need to contact Scale directly to discuss your needs.

Scale Spellbook features

  • Data labeling: Turn raw data into structured, actionable intelligence for your AI models.
  • Model evaluation: Benchmark AI capability with expert-level evaluations to ensure reliability.
  • Generative AI support: Power large language model and generative AI development with quality data.
  • Industry solutions: Apply AI across healthcare, energy, defense, robotics, and logistics.
  • Enterprise partnerships: Work with Fortune 500 companies and government agencies on critical AI projects.

What you can do with Scale Spellbook

  • Accelerate LLM development with high-quality training data for your models.
  • Turn classified data into actionable intelligence for defense operations.
  • Reduce physician cognitive load by converting patient records into clinical insights.
  • Benchmark frontier AI capability with expert-level evaluations for safety research.

How to get started with Scale Spellbook

  1. Visit Scale's website and click Get Started to begin.
  2. Discuss your AI project needs with their team to determine data and evaluation requirements.
  3. Use their platform to access data, evaluations, and infrastructure for your AI systems.

Tips for better results with Scale Spellbook

  • Define your data labeling schema clearly before starting a project with Scale Spellbook, as precise instructions improve annotation quality and reduce rework across your datasets.
  • Use Scale Spellbook's expert-level evaluations to benchmark your models against industry standards, ensuring you identify performance gaps before deploying AI in critical workflows.
  • Prepare your raw data in a structured format before uploading to Scale Spellbook, since clean inputs accelerate the labeling process and yield more actionable intelligence for your AI systems.
  • Contact Scale directly to discuss your project scope and data volumes, as Scale Spellbook's pricing is not listed publicly and tailored plans depend on your specific needs.

Scale Spellbook pricing

Scale Spellbook’s homepage does not list prices. Check scale.com for current plans.

What to check before you rely on Scale Spellbook

  • Verify that Scale Spellbook's pricing and contract terms are clarified in writing, since the website does not list any costs or free plan options.
  • Confirm which data privacy and security standards apply to your sensitive data, as the site does not specify compliance details for defense or healthcare use cases.
  • Check whether Scale Spellbook supports your required data formats and integration platforms, as the website only mentions partnerships and not technical specifications.

Who Scale Spellbook is for

Scale Spellbook suits AI labs, government agencies, Fortune 500 enterprises and robotics companies. If that is not you, the AI developer platforms below may fit better.

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Scale Spellbook FAQ

What does Scale Spellbook do?

Scale Spellbook provides data, evaluations, and infrastructure for building reliable AI systems. It helps you train, test, and deploy AI models for critical decisions across industries like healthcare, defense, and energy.

Who is Scale Spellbook for?

It's for AI labs, governments, and Fortune 500 companies that need reliable AI systems. The website shows partnerships with Meta, Mayo Clinic, Time, and British Petroleum, so it's designed for large organizations with serious AI needs.

Is there a free plan or pricing information?

The website does not state pricing or a free plan. You'll need to contact Scale directly to discuss costs and plans for your specific project.

What industries does Scale support?

Scale supports many industries including healthcare, energy, defense, robotics, logistics, and education. The website highlights applications like autonomous vehicles, robotic foundation models, and agentic AI for enterprise operations.

What data can Scale Spellbook export or connect to?

Scale Spellbook's website does not mention specific export formats or integrations. It focuses on data labeling, model evaluation, and AI development support. For details on data export or connections, you would need to contact Scale directly to discuss your requirements.

Does Scale Spellbook run on any specific devices or platforms?

Scale Spellbook is a platform that likely operates in the cloud, but the website does not specify supported devices or operating systems. It is designed for enterprise use, so you would typically access it via a web browser. For exact platform requirements, contact Scale.

What does the free plan of Scale Spellbook include?

The Scale Spellbook website does not list a free plan or any pricing details. It mentions that you need to contact Scale directly to discuss your needs. There is no public information about a free tier, so you should reach out to Scale for accurate information.

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