Side-by-side comparison of AI visibility scores, market position, and capabilities
Healthcare price transparency API and data infrastructure for CMS compliance; $1.2M monthly revenue at 8 people from YC W21 normalizing hospital and insurer rate files for health plans and employers.
Serif Health is a Los Angeles-based healthcare price transparency infrastructure company providing APIs and data products that power hospital rate search, insurance network intelligence, and CMS compliance analytics — helping health plans, self-funded employers, TPAs (third-party administrators), and data analytics firms navigate the complex requirements of the CMS Price Transparency and Transparency in Coverage rules that mandate hospitals and insurers to publish machine-readable pricing files. Founded in 2020 and a Y Combinator W21 graduate, Serif raised $2.52 million from 1984 Ventures and angel investors, achieving $1.2 million in monthly revenue as of December 2024 with an 8-person team.
Montreal zero-fee nonprofit fundraising platform with $1B+ processed; 100% donation pass-through via optional donor tips competing with Donorbox and Classy for nonprofit fundraising technology adoption.
Zeffy is a Montreal-based fundraising platform for nonprofit organizations that charges zero platform fees on donations — asking donors to optionally contribute a tip to cover Zeffy's operating costs rather than deducting fees from each donation, ensuring 100% of every donated dollar reaches the nonprofit cause. Founded in 2019 by Thibaut Davoult and Nicolas Lafleur, Zeffy has processed $1+ billion in nonprofit donations and provides a comprehensive suite including online donation forms, event ticketing, peer-to-peer fundraising campaigns, recurring donation management, and membership management — giving nonprofits a full fundraising platform at genuinely zero cost.
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