API v1 is available to accounts with active billing. Create keys in Dashboard → Settings → Developer.
https://app.leadpanther.ai/api/v1https://api.leadpanther.ai/v1 is not the LeadPanther app API base URL.
Authorization: Bearer lp_live_REDACTEDSupported prefixes: lp_live_ and lp_test_. Keep keys server-side.
Read API key subject information
List accessible client accounts
Create, read, update, and archive lead magnets
Read lead magnet analytics
List leads
List inbound activity
Do not guess endpoint names. Use only documented paths under the base URL.
Direct-user routes:
/lead-magnets
/leads
/activity
Agency client routes:
/clients/{clientId}/lead-magnets
/clients/{clientId}/leads
/clients/{clientId}/activity
clientId is the client account user_id from GET /clients.
Success responses use a data envelope plus request_id. List responses include pagination (limit, offset, has_more).
Full docs: https://app.leadpanther.ai/docs