FE

Fern

YC W23

New York City, US · Founded 2022 · 30 employees · Acquired · 3 known investors

buildwithfern.com ↗

Fern provides documentation, SDK generation, and CLI tools for APIs, built with AI features including integrated chat, MCP server support, and agent-first capabilities. The platform serves developers and AI agents consuming APIs across REST, WebSockets, and GraphQL protocols.

Founders & leadership· Y Combinator alumni (W23)

Deep SinghviinFounder

Investors · 3

BE

Bessemer Venture PartnersLarchmont

Y

Y CombinatorMountain View · $500K – $500K

V1

V1 VCreportedBoulder