Arthur
Arthur AI is a New York City-based startup founded in 2018 that focuses on AI performance monitoring, measurement, and optimization for enterprise machine learning and generative AI applications. The company offers a comprehensive AI lifecycle platform that helps businesses deploy reliable AI solutions at scale, ensuring effective performance in production environments. The platform provides continuous evaluation and real-time monitoring of AI models, allowing enterprises to track model performance and reliability. It features built-in guardrails to protect against misuse and supports various deployment options, including SaaS, on-premises, and cloud integrations with GCP and AWS. Key services include full lifecycle AI evaluation, security and compliance tools, enterprise-grade monitoring, bias mitigation, and strategic advisory for AI deployment. Arthur AI serves multiple Fortune 100 companies and emphasizes ethical AI development. The company is recognized for its strong research and development efforts, collaborating with experts to enhance capabilities in large language models, computer vision, and natural language processing. Leadership includes CEO Adam Wenchel and Chief Science Officer John Dickeson, with support from notable investors.
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Headcount trend
Arthur went from 48 employees in Jul 2023 to 27 in Jun 2025. Jan to Jun 2025: 2 people joined, 11 left.
Headcount data through Jun 2025
Org structure
Headcount by department
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All salaries77 salary profiles in the US
Most reported roles
H-1B sponsorship
Funding
- Sep 2022 · Series B · $42M · Acrew Capital, Greycroft Ventures
- Dec 2020 · Series A · $15M · Index Ventures, Acrew, Plexo Capital
- Dec 2019 · Seed · $3.3M · Work-Bench, Index Ventures
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Arthur FAQ
How many employees does Arthur have?
Arthur has about 27 employees, unchanged over the 3 months to Jun 2025.
Does Arthur sponsor H1B visas?
Yes. Arthur filed 1 H1B (LCA) application in FY2024, according to the latest U.S. Department of Labor disclosures. It was for a Engineering role.
What is Arthur's revenue per employee?
Arthur makes about $148K in revenue per employee, based on $4M annual revenue and 27 employees.
How much does Arthur pay?
6figr has 77 salary profiles for Arthur in the US and 5 in India, with pay broken down by role, level, gender and ethnicity on the Arthur salaries page. See Arthur salaries in the US
How much funding has Arthur raised?
Arthur has raised $60.3M in total funding; its latest round was Series B in Sep 2022.
Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.