Welcome to Sixtyfour Copy page Build custom research agents to enrich people and company data, and surface real-time signals — all with a single API call. ​ Overview The Sixtyfour API provides programmatic access to structured, real-time market and people intelligence. Developers use it to enrich leads, discover accounts, detect business signals, and automate custom research workflows. Whether you’re building a sales tool, recruiting platform, or market insights dashboard, Sixtyfour delivers accurate, actionable data in seconds. What you can do: Enrich company and people profiles with up-to-date, verified data Map detailed insights on entire markets or industries in minutes, not weeks Detect signals like hiring trends, leadership changes, and funding rounds Automate research workflows for sales, recruiting, or strategy And more… ​ Quick Start Time to complete: ~5 minutes What you’ll build: A single API call that finds an email address for a lead. ​ Step 1: Get Your API Key Follow the steps in Get an API Key to create your account and generate a key.