Merge Unified API

REST discovered

Details

URL: https://api.merge.dev/api
Docs: https://docs.merge.dev/merge-unified/hris/overview

Authentication

Merge API key Authorization: Bearer <credential> + Merge Linked Account token X-Account-Token: <credential> discovered

Merge API key bearer Get token ↗

Sign in to the Merge dashboard and create or copy your API key from your Merge application settings. Use it as a bearer token in the Authorization header, as shown in Merge's authentication docs.

Merge Linked Account token bearer Get token ↗

Create a linked account for an end customer using Merge Link or the relevant account-linking flow in your Merge implementation, then use the resulting linked account token in the X-Account-Token header, per Merge's authentication docs.