Free for developers

License verification, built into your product

One API key unlocks nationwide license verification over a clean REST API and an MCP server for AI tools.

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Create a free account

Generate an API key

From your dashboard, create a key and copy it. Keep it secret.

Start verifying

Send the key in the X-API-Key header, or connect the MCP server to your AI tools.

What you get

Verify by license number, name, or business
Single-state or nationwide cross-state search
Official state data, refreshed on a daily schedule
REST API + Model Context Protocol (MCP) server
Generous rate limits on a free tier
JSON responses with status, expiry, and location

Get your API key Log in

Example request

curl -X POST \
  https://uslicensecheck.com/api/v1/lookup/verify \
  -H "X-API-Key: YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "license_number": "RS-0037427",
    "source_state": "national"
  }'