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Connect Quaderno

1 auth method · updated 2026-10-01

Quaderno is a tax compliance platform that automates tax calculations, invoicing, and reporting for businesses worldwide.

quaderno.io/ ↗

API key

Uses your own credential — Verslay stores it encrypted

Connectable today
  1. 1
    Sign in to Quaderno
    Open https://quaderno.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 Quaderno dashboard.
  3. 3
    Copy it immediately
    Quaderno 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 Quaderno, and paste the API key into the Quaderno Account Subdomain, Quaderno 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

Quaderno Account Subdomain

Your Quaderno account subdomain, derived from your Quaderno account URL. For example, if your Quaderno account URL is 'https://acmeinc.quadernoapp.com', then the subdomain is 'acmeinc'.

required
Quaderno API Key

Your Quaderno API Key, found under 'DEVELOPERS' > 'API Keys' > 'Private Key'.

required · secret
Quaderno website ↗

Quaderno connection FAQ

How do I connect Quaderno to Verslay?

Open Connections in the Verslay Hub, find Quaderno, and use the API key method. The steps are: Sign in to Quaderno, Create the API key, Copy it immediately, Connect in Verslay, Verify, Rotate safely.

What do I need before I connect Quaderno?

You need Quaderno Account Subdomain, Quaderno API Key from your Quaderno account. Your Quaderno account subdomain, derived from your Quaderno account URL. For example, if your Quaderno account URL is 'https://acmeinc.quadernoapp.com', then the subdomain is 'acmeinc'.

Related connection guides

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