Scale AI
Scale AI is a leading humanity-first AI company providing high-quality data, model evaluation, and full-stack technologies to power the world’s most important AI applications and decisions. Founded by Alexandr Wang and Lucy Guo through Y Combinator, Scale has grown to become a trusted partner for leading AI labs, multinational enterprises, and governments seeking reliable AI systems. The company combines operational excellence with cutting-edge technology to help organizations build, evaluate, deploy, and oversee AI applications that deliver measurable impact.
Use Cases
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LLM Training & Alignment: Providing RLHF data and human feedback to refine and align large language models (used by Meta, OpenAI, Microsoft, and other frontier labs).
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Autonomous Vehicles: Annotation and evaluation of sensor data (LiDAR, camera, radar) for self-driving car development (General Motors, Toyota Research Institute).
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Computer Vision & Robotics: Training data collection and labeling for computer vision models, robotics applications, and drones.
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Defense & Government AI: Classified LLM deployment on defense networks, satellite imagery analysis, and military applications (U.S. Army, DoD, U.S. AI Safety Institute).
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Enterprise AI Applications: Customized data solutions for businesses in fintech (Brex), e-commerce (Instacart), logistics (Flexport), and other verticals.
Customers & Markets
Scale serves leading AI labs, technology giants, enterprise customers, and government agencies globally. Key customers include Meta , Microsoft , OpenAI, Amazon , U.S. Army XVIII Airborne Corps, Department of Defense, General Motors, Toyota Research Institute, Brex, Instacart, Flexport, and numerous others across AI research, enterprise, and government sectors.
Research, Partnerships & Innovations
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Research Focus: AI safety and alignment, model evaluation benchmarks, responsible AI development, and alignment with human values.
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Strategic Partnerships & Investments: Major investment from Meta (49% stake for $14.8 billion in June 2025), prior investments from Dragoneer, Tiger Global, Greenoaks, Accel, and others; partnerships with Center for AI Safety, U.S. AI Safety Institute, and U.S. Department of Defense.
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Innovations: Defense Llama LLM co-developed with Meta for defense purposes; Automated Damage Identification service using satellite imagery (Ukraine crisis response); Humanity’s Last Exam benchmark for AI system evaluation; Scale Evaluation for LLM testing; Donovan LLM deployed on classified networks for military use; EnigmaEval, MultiChallenge, and MASK benchmarks for comprehensive AI evaluation.
Key People
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Alexandr Wang – Founder & Director: Visionary leader driving Scale’s mission to develop reliable AI systems; currently serving as Director on Board while focusing on AI initiatives with Meta.
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Jason Droege – Interim Chief Executive Officer: Joined Scale in September 2024 with 20+ years of experience building iconic technology companies (Uber Eats, Axon); leads company strategy and growth.
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Lucy Guo – Co-Founder: Early architect of Scale’s data annotation platform and company vision (departed 2018).