Lusha API Key Tester

Test any AI or API key in your browser — instantly see if it's valid, and why it isn't. Nothing is stored.

Test your Lusha API key with the contacts endpoint

Data verified 2026-07-13

Key format & how to get one

1. Visit https://www.lusha.com/ and sign up/login 2. Go to Settings > API Keys 3. Copy your API key 4. Free version available 5. Paid plans start at $36/user/month

Lusha API docs →

Cannot test this key from your browser

This provider blocks in-browser requests or requires a server-side secret. Test it from a terminal instead:

curl -sS 'https://api.lusha.com/v1/contacts?limit=1' -H 'Authorization: Bearer {{KEY}}' -H 'Content-Type: application/json'

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