Proximal AI, Inc.

Based in San Francisco, US and founded in 2026, Proximal AI, Inc. offers advanced data solutions for artificial intelligence. The company was co-founded by Calvin Chen (CEO), Navid Pour (CTO) and Justus Mattern. In September 2026, Proximal AI, Inc.

raised USD 15 million in seed funding led by General Catalyst Partners, with participation from SV Angel, Go Global Ventures, Scribble Ventures and Chemistry. Proximal specializes in developing advanced data solutions aimed at enhancing the capabilities of frontier models in artificial intelligence. The company focuses on areas such as complex coding benchmarks and agentic reinforcement learning. Their core offerings include rigorous benchmarks like FrontierSWE, which evaluates model performance across various tasks, as well as infrastructure supporting agentic reinforcement learning across cloud-based systems.

Proximal serves a diverse client base within the AI research community, including academic institutions and technology firms. Proximal generates revenue through partnerships and collaborations with companies invested in artificial intelligence development. The organization engages in business transactions that include workforce training initiatives utilizing their proprietary benchmarks and educational modules designed to improve model performance and data handling. Their engagement with clients suggests a subscription model or research funding mechanisms that align with the company's mission to advance data handling in AI.

The company plans to use the September 2026 funding to expand its engineering and research teams, grow its data infrastructure, and enter new sectors such as drug discovery, semiconductor design, and software modernization.