Substack

Substack User Profile

Get a Substack author's full profile by handle, user ID or profile URL. Returns display name, bio, follower count, subscriber badge, bestseller tier, the publications they write for, profile links, X handle and leaderboard placement and the publications they subscribe to.

Price: $0.003 per request. Free tier: 50 requests/month.

get/v1/substack/user

Request

  • Base URL: https://apidirect.io
  • URL: https://apidirect.io/v1/substack/user
  • Auth: API key in header X-API-Key

Query parameters

usernamestring

Substack handle, e.g. lenny, with or without a leading @ (max 100 characters). Provide one of username, user_id or url.

user_idstring

Numeric Substack user ID, as returned in user_id. Provide one of username, user_id or url.

urlstring

Profile URL, e.g. https://substack.com/@lenny (max 500 characters). Provide one of username, user_id or url.

Response

Successful response

Changes

No recorded changes to this operation across all 1 revision of this API.