What is LinkupAPI?

LinkupAPI is a unified API platform that gives AI agents and applications access to B2B channels like LinkedIn and WhatsApp, along with real-time web data. It combines web crawling, email verification/enrichment, and engagement features into one API, with over 50 endpoints. The platform is designed to streamline sales, recruitment, and data enrichment workflows.

How to use LinkupAPI?

Sign up on the platform, obtain an API key, and integrate the endpoints into your application or AI agent. Use the provided code snippets (e.g., Python requests) to call endpoints like the Engagement API for LinkedIn messaging or the Mail API for email verification. The platform supports no-code integrations with tools like Make and n8n.

Core features of LinkupAPI

Web Crawler API: Crawl the web for company info, funding signals, and recruiting insights
Mail API: Verify, find, and enrich professional email data with deliverability checks
Engagement API: Connect, message, and interact with prospects across B2B channels
LinkedIn search and profile APIs with advanced filters
Company profile and search APIs for business intelligence
People search API for targeted prospecting
Email verifier, finder, and reverse email APIs
WhatsApp messaging and LinkedIn automation endpoints