API Documentation

Open access to the full ListedOn directory. No API key required.

Base Endpoint

GET /api/directory

Returns all businesses in the directory with full details including services, industries, key facts, and use cases.

Parameter	Type	Description
category	string	Filter by category slug (e.g. `restaurants-cafes`)
q	string	Search by name, description, services, or industries
industry	string	Filter by industry served (e.g. `hospitality`)
service	string	Filter by service offered (e.g. `emergency plumbing`)

Get all restaurants and cafes:

GET /api/directory?category=restaurants-cafes

Search for plumbing services:

GET /api/directory?q=plumber

Businesses serving the wedding industry:

GET /api/directory?industry=weddings

Summary index of all businesses for LLM consumption

Complete directory with full descriptions, services, and use cases