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Connect Unione

1 auth method · updated 2026-09-10

UniOne is an email delivery service offering a versatile Web API and SMTP API for sending transactional and marketing emails.

unione.io ↗

API key

Uses your own credential — Verslay stores it encrypted

Connectable today
  1. 1
    Sign in to Unione
    Open https://unione.io and sign in to the account you want to connect.
  2. 2
    Create the API key
    Generate a new API key from the API or developer settings in your Unione dashboard.
  3. 3
    Copy it immediately
    Unione usually shows the full API key only once, right after you create it. Store it somewhere safe before closing the page.
  4. 4
    Connect in Verslay
    In the Verslay Hub, open Connections, find Unione, and paste the API key into the Region, UniOne API Key field.
  5. 5
    Verify
    The connection flips to Connected. Run any read-only action once to confirm the credential has the right scopes.
  6. 6
    Rotate safely
    When you rotate later: connect the new credential first, confirm it works, then revoke the old one.

What you’ll paste into Verslay

Region

The region-specific subdomain for the UniOne API, such as 'us1' for the USA or 'eu1' for Europe.

required
UniOne API Key

The API key for authenticating requests to the UniOne API.

required · secret
Unione website ↗

Connect Unione once — every agent can use it

Verslay agents share your connections. Connect Unione in the Hub and every use-case that needs it lights up — no per-agent setup.

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