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B2B Data Enrichment API

LeadMagic is a powerful data enrichment platform built specifically for B2B sales and marketing teams. 20+ endpoints across email, contact, company, jobs, and ads data — all accessible through a single API key.
Ready to try it? Jump straight into our API Playground and test any endpoint in seconds - no setup required.

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Try the API Now

Email Validation Playground

Most Popular - Verify emails instantly. Get 20 validations per credit.

Email Finder Playground

Find professional emails from name + company. Try it live.

Mobile Finder Playground

Discover direct mobile numbers for outreach campaigns.

Company Search Playground

Enrich company data by domain or LinkedIn URL.

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Why teams use LeadMagic

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Clear, usage-based credits

ServiceWhat You GetCost
Email Validation20 validations1 credit
Email Finder1 email found1 credit
Profile Search1 profile1 credit
Mobile Finder1 number5 credits
Email Validation free results: catch_all and unknown results cost nothing. Other endpoints (Email Finder, Mobile Finder, etc.) only charge when data is found — not_found results are free.

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Quick Start

Get Your API Key

Sign up for free or log in and grab your API key from Settings > API.

Try the Playground

Head to any API Reference page and use the interactive playground to test endpoints with your key.

Integrate & Scale

Copy the code examples and integrate into your application. Scale from 1 to 1 million enrichments.
Don’t have an account yet? Sign up now to get free credits and start testing immediately.

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Credit System

LeadMagic uses a flexible credit-based system. You only pay when we find data — not_found results are always free. Credits work across all services and never expire on paid plans.
See Credits & Pricing for full cost breakdowns, subscription plans, and optimization tips.

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All API Products

Email Validation

Verify emails with 99%+ accuracy. 20 per credit.

Email Finder

Find work emails from name + company.

Mobile Finder

Get direct mobile numbers.

Profile Search

Enrich with work history, education, skills.

Email to Profile

Find professional profiles from email addresses.

Profile to Email

Get work email from a profile URL.

Personal Email Finder

Find personal email addresses.

Role Finder

Find specific roles at companies.

Employee Finder

Discover employees at target companies.

Job Change Detector

Track when contacts change jobs.

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Platform Integrations

LeadMagic integrates with Clay, Instantly, Smartlead, Apollo, Zapier, Make, and more — no code required.
See the Integrations page for step-by-step setup instructions for each platform.

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Next Steps

Quickstart Guide

Make your first API call in under 5 minutes.

Authentication

API key setup, security best practices, and key rotation.

Credits & Pricing

Understand costs, subscription plans, and optimization tips.

API Reference

Full endpoint reference with interactive playgrounds.