Build With Our REST API
Integrate LeadVector's email finder, verifier, and enrichment capabilities directly into your applications. Well-documented, fast, and reliable.
REST
API Architecture
99.99%
Uptime SLA
<200ms
Avg Response Time
JSON
Response Format
Built for Developers
REST Endpoints
Clean, well-documented REST API with predictable resource-oriented URLs and standard HTTP methods.
Fast Response Times
Average response times under 200ms for single lookups, with async support for bulk operations.
Secure Authentication
API key authentication with rate limiting, IP allowlisting, and webhook notifications for security.
Webhooks
Get notified when bulk jobs complete or when new data is available via configurable webhook callbacks.
Comprehensive Responses
Rich JSON responses include all available data fields, confidence scores, and metadata.
SDKs & Libraries
Official SDKs for Python, JavaScript, Ruby, and PHP to get you started in minutes.
Simple As 1-2-3
Get Your API Key
Sign up for a LeadVector account and generate your API key from the dashboard in seconds.
Make Your First Call
Use our quickstart guide to make your first API call. Find an email in under 5 lines of code.
Build Your Integration
Use our endpoints for email finding, verification, enrichment, and bulk operations in your workflow.
Quick Start Example
curl -X POST https://api.leadvector.app/v1/email-finder \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"first_name": "John",
"last_name": "Smith",
"company": "example.com"
}'
# Response
{
"email": "john.smith@example.com",
"confidence": 97,
"verified": true,
"sources": 3
}Turn Your Prospecting Data Into Customers
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