Get User ID from Username

Resolve @handles to stable user_id before any sync job runs

Try it in the playground Browse all endpoints

GET https://api.zenndra.com/user/id_for/{username}

Send your API key as Authorization: Bearer YOUR_API_KEY or x-api-key.

What you get back

Resolve a Medium username to the internal user_id used by other Zenndra endpoints.

What people build with it

Map RSS imports and spreadsheet author lists to API-ready identifiers
Skip brittle URL parsing when onboarding writers in bulk

Path parameters

Swap the placeholders in the URL for real values.

{username} Writer handle (with or without @)

Copy & run

const res = await fetch('https://api.zenndra.com/user/id_for/{username}', { headers: { Authorization: 'Bearer YOUR_API_KEY' } });\nconst data = await res.json();

import requests\nurl = "https://api.zenndra.com/user/id_for/{username}"\nheaders = {"Authorization": "Bearer YOUR_API_KEY"}\nr = requests.get(url, headers=headers)\nprint(r.json())

<?php\n$url = 'https://api.zenndra.com/user/id_for/{username}';\n$ch = curl_init($url);\ncurl_setopt($ch, CURLOPT_HTTPHEADER, ['Authorization: Bearer YOUR_API_KEY']);\ncurl_setopt($ch, CURLOPT_RETURNTRANSFER, true);\necho curl_exec($ch);

curl "https://api.zenndra.com/user/id_for/{username}" -H "Authorization: Bearer YOUR_API_KEY"

Example response

{
  "id": "1a2b3c4d",
  "username": "johndoe",
  "fullname": "John Doe",
  "followers_count": 2847
}