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ConnectionsComplete connect link

Complete connect link

POST/partners/connections/connect-link/complete

Polls whether the human finished Hosted Link and creates the connection when ready.

HMAC signature + Bearer access token
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Request body

linkTokenstringrequired

The same `linkToken` returned by create-connect-link.

Responses

200Poll result. status is pending, exited, or completed.
400`linkToken` missing or invalid.
401Missing or invalid HMAC signature, expired timestamp, or invalid Bearer token. Troubleshoot
403The credential does not have access to this workspace or resource. Troubleshoot
429Rate limit exceeded (100 requests per minute per clientId). Retry after the Retry-After header. Troubleshoot
POSThttps://api.getcount.com/partners/connections/connect-link/complete
Request
import crypto from 'node:crypto';

const BASE_URL = 'https://api.getcount.com';
const CLIENT_ID = process.env.COUNT_CLIENT_ID;
const CLIENT_SECRET = process.env.COUNT_CLIENT_SECRET;
const ACCESS_TOKEN = process.env.COUNT_ACCESS_TOKEN;

const method = 'POST';
const signingPath = '/connections/connect-link/complete';
const timestamp = Math.floor(Date.now() / 1000).toString();
const body = {
  "linkToken": "link-sandbox-xxxxxxxx"
};
const bodyString = JSON.stringify(body);

const bodyHash = crypto.createHash('sha256').update(bodyString).digest('hex');
const baseString = `${method}:${signingPath}:${timestamp}:${bodyHash}`;
const signature = crypto.createHmac('sha256', CLIENT_SECRET).update(baseString).digest('hex');

const response = await fetch(`${BASE_URL}/partners/connections/connect-link/complete`, {
  method,
  headers: {
    'x-client-id': CLIENT_ID,
    'x-timestamp': timestamp,
    'x-signature': signature,
    'Content-Type': 'application/json',
    Authorization: `Bearer ${ACCESS_TOKEN}`,
  },
  body: bodyString,
});

console.log(await response.json());
Response · 200
{
  "status": "success",
  "data": {
    "status": "completed",
    "connection": {
      "id": "66778899-aabb-ccdd-eeff-001122334455",
      "provider": "plaid",
      "institutionName": "Chase",
      "status": "active",
      "lastSyncAt": "2026-01-28T14:22:30.000Z",
      "createdAt": "2026-01-15T10:30:00.000Z",
      "updatedAt": "2026-01-28T14:22:30.000Z",
      "accounts": [
        {
          "id": "c8d9e0f1-a2b3-4567-cdef-789012345678",
          "name": "Business Checking",
          "mask": "1234",
          "type": "depository"
        }
      ]
    }
  }
}