Mandolin, a San Francisco, CA-based AI automation platform for specialty drug access, has raised $40 million in seed and Series A funding. 

Investors 

The round included investments from Greylock Partners, SignalFire, Maverick, SV Angel, and angel investors Jerry Yang (co-founder of Yahoo!) and Guillermo Rauch (CEO of Vercel). 

Mandolin Use of Funds 

The company will use the funds to expand its AI platform, scale deployment across health systems and infusion providers, and enhance automation capabilities for specialty drug access workflows. 

About Mandolin 

Founded in 2024 by Will Yin and Rohit Rustagi, Mandolin is an AI automation platform designed to streamline the complex, manual processes involved in specialty drug access. Its intelligent agents handle administrative tasks such as prior authorizations, insurance verification, and fax processing. The platform integrates directly with EHRs, payer portals, and manufacturer hubs. Headquartered in San Francisco, California, Mandolin is already deployed in over 700 clinics and serves more than 250,000 new patients annually. 

Funding Details 

Company: Coral Automation Inc. (Mandolin) 

Raised: $40.0M 

Round: Seed , Series A

Funding Date: June 2025 

Investors: Greylock Partners, SignalFire, Maverick, SV Angel, Jerry Yang, Guillermo Rauch 

Company Website: https://www.mandolin.com/  

Software Category: AI-powered Healthcare Automation 

Source: https://www.businesswire.com/news/home/20250625104094/en/