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Connect Flatfile

1 auth method · updated 2026-10-01

Flatfile is a data exchange platform for collecting, validating, transforming, and managing structured data across collaborative workflows.

flatfile.com ↗

API key

Uses your own credential — Verslay stores it encrypted

Connectable today
  1. 1
    Sign in to Flatfile
    Open https://flatfile.com and sign in to the account you want to connect.
  2. 2
    Create the API key
    Open https://platform.flatfile.com/dashboard/keys-and-secrets and generate a new API key.
  3. 3
    Copy it immediately
    Flatfile 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 Flatfile, and paste the API key into the Environment Secret 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

Environment Secret Key

Your environment's server-side secret key beginning with sk_. In the Flatfile dashboard, open the environment you want to connect, go to Developer settings, then API Keys and Secrets, and copy the Secret key. Do not use a publishable key, p

required · secret
Get your credential ↗Flatfile website ↗

Flatfile connection FAQ

How do I connect Flatfile to Verslay?

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

What do I need before I connect Flatfile?

You need Environment Secret Key from your Flatfile account. Your environment's server-side secret key beginning with sk_. In the Flatfile dashboard, open the environment you want to connect, go to Developer settings, then API Keys and Secrets, and copy the Secret key. Do not use a publishable key, p

Related connection guides

See also Verslay use cases and agents.

Connect Flatfile once — every agent can use it

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

Open the Hub →
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