Shelf.io, an AI-driven answers automation company, announced a Series B round of $52.5 million led by Tiger Global and Insight Partners, with participation from existing investors Base10 Partners, Connecticut Innovations, Contour Venture Partners and individuals like Austin McChord (founder of Datto) and Tooey Courtemanche (founder of Procore).

Launched in 2017, Shelf integrates with a company's existing tech stack so that employees and customer service agents can quickly source relevant content in any company channel they are working in.