Welcome to Theary Background Check API Documentation
The Background Check API is an AI-powered agentic background verification service that uses AI agents to verify employment and education efficiently and reliably.How It Works
Theary’s verification system combines AI-powered research agents with multi-channel outbound communication (email, voice, fax) to automatically verify employment, education, and other background checks. The system:- Researches and discovers contact information using internal databases, web search, and organizational intelligence
- Automatically reaches out via the most appropriate channel (email, voice, or fax)
- Processes inbound responses using AI document extraction
- Delivers real-time webhook notifications at every stage of the verification journey
API Organization
This documentation is organized into the following sections to help you integrate with the Background Check API:Quickstart Guide
Get up and running with the Background Check API quickly with step-by-step instructions
API Reference
Complete endpoint documentation with request and response schemas
Webhook Integration
Learn how to receive real-time verification updates via webhooks
Webhook Events
Complete reference for webhook payload structures and event types
Authentication
Learn how to authenticate and secure your API requests
Error Handling
Understand error codes and how to handle API responses
Need Help?
Support
Contact our support team
Status Page
Check system status