Scale AI provides the data infrastructure layer essential for building, evaluating, and deploying enterprise-ready AI systems. Organizations rely on Scale to collect, annotate, curate, and optimize large datasets to train complex machine learning and generative AI models. In addition to data labeling, the company offers end-to-end product suites for model assessment, retrieval evaluation, safety testing, and quality improvement. These capabilities help companies across automotive, defense, financial services, and AI research ensure their models behave accurately and responsibly. Scale’s platform is increasingly positioned as foundational infrastructure for high-performance AI.
What Is Scale AI and What Does It Do?
Scale AI, founded in 2016 by Alexandr Wang, is a San Francisco–based (United States) AI infrastructure company. Scale AI employs 461 people and provides tooling for data collection, curation, labeling, evaluation, and model optimization. Its platform supports generative AI development through synthetic data generation, safety evaluations, and fine-tuning pipelines. Scale’s technology enables enterprises, government agencies, and AI labs to accelerate development cycles, improve model accuracy, and bring secure, high-performing AI systems into production.
How Much Funding Has Scale AI Raised?
1. Series G
- Amount Raised: $14.3B
- Date: Jun 12, 2025
- Lead Investors: Meta
- Motivation: Scale globally, expand evaluation and model safety tooling, and deepen platform capabilities for enterprise AI.
2. Series F
- Amount Raised: $1B
- Date: May 21, 2024
- Lead Investors: Multi-investor syndicate including Accel, Y Combinator, Founders Fund, Coatue, Thrive Capital, Nvidia, Tiger Global, Greenoaks, and others
- Motivation: Accelerate generative AI infrastructure and enterprise adoption.
3. Series E
- Amount Raised: $325M
- Date: Apr 13, 2021
- Lead Investors: Dragoneer Investment Group, Tiger Global Management
- Motivation: Build advanced labeling systems and expand into model evaluation and safety.
Total Funding Raised: $15.9B
Latest Funding Date: June 2025
Key Investors
1. Accel
- Details: Global VC firm backing category-defining technology companies.
- Investment Focus Areas: Enterprise software, AI, cloud, marketplace infrastructure.
- Notable Investments: Facebook, Slack, Atlassian, UiPath, Flipkart.
2. Y Combinator
- Details: Leading startup accelerator backing early-stage transformative companies.
- Investment Focus Areas: AI, SaaS, marketplaces, deep tech.
- Notable Investments: Airbnb, Stripe, Dropbox, OpenAI, Instacart.
3. Dragoneer Investment Group
- Details: Crossover investor backing high-growth public and private tech firms.
- Investment Focus Areas: Fintech, SaaS, AI infrastructure.
- Notable Investments: Snowflake, Spotify, Uber, Nubank, ByteDance.
4. Tiger Global Management
- Details: Global investor known for scaling technology companies rapidly.
- Investment Focus Areas: Consumer tech, enterprise software, fintech, AI.
- Notable Investments: Stripe, Flipkart, OpenAI, Brex, Coinbase.
5. Thrive Capital
- Details: Growth-stage investor backing next-generation software and AI companies.
- Investment Focus Areas: AI, healthcare, consumer tech.
- Notable Investments: Instagram, OpenAI, GitHub, Airtable, Nubank.
Where Is Scale AI’s Headquarters?
Scale AI is headquartered in San Francisco, California, close to enterprise AI customers and talent clusters powering next-generation AI development. (≤30 words)
What’s Next for Scale AI?
Scale AI is expanding deeper into enterprise AI infrastructure, focusing on model evaluation, safety, retrieval testing, and synthetic data systems. The company aims to become the universal data and reliability layer for global AI development.
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