Apollo API Documentation
Apollo.io provides a comprehensive REST API for sales intelligence with over 210 million contacts and 35 million companies. The Apollo API enables data enrichment, people and organization search, CRM management, sequences, deals, analytics, and integrations. Authentication is via API keys or OAuth 2.0 for partner integrations. This repository profiles Apollo.io's API documentation as an example of API documentation best practices.
APIs
Apollo REST API
Apollo's REST API provides programmatic access to Apollo's sales intelligence database of 210M+ contacts and 35M+ companies. The API supports people enrichment, organization enr...
Features
Enrich contact records with data from Apollo's 210M+ contact database.
Enrich company records with data from Apollo's 35M+ company database.
Search Apollo's contact database to find and identify sales prospects.
Search Apollo's company database for target accounts and job postings.
Manage accounts, contacts, deals, and sequences via the REST API.
Partners use OAuth 2.0 to build integrations accessing Apollo data on behalf of customers.
Interactive API testing capability built directly into the documentation.
Query analytics reports for performance metrics via the API.
Use Cases
Access Apollo's contact and company database for prospecting and outreach.
Enrich CRM records with contact and organization data at scale.
Build third-party integrations using OAuth 2.0 to access Apollo data for mutual customers.
Automate sales workflows including sequences, tasks, and deal management.
Integrations
Partner integration protocol for accessing Apollo data on behalf of customers.
Direct API key access for customers building internal integrations.