Skip to main content

Connect The Companies API

1 auth method · updated 2026-10-01

Search, enrich, and analyze company data, technologies, locations, lists, and related business intelligence.

www.thecompaniesapi.com ↗

API key

Uses your own credential — Verslay stores it encrypted

Connectable today
  1. 1
    Sign in to The Companies API
    Open https://www.thecompaniesapi.com and sign in to the account you want to connect.
  2. 2
    Create the API key
    Open https://www.thecompaniesapi.com/api/authentication and generate a new API key.
  3. 3
    Copy it immediately
    The Companies API 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 The Companies API, and paste the API key into the API Token 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

API Token

Create or copy a permanent API token from the API Tokens page in The Companies API settings. Paste only the token value; Composio adds the required "Basic" authorization prefix. Keep this token secret because it carries your API privileges.

required · secret
Get your credential ↗The Companies API website ↗

The Companies API connection FAQ

How do I connect The Companies API to Verslay?

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

What do I need before I connect The Companies API?

You need API Token from your The Companies API account. Create or copy a permanent API token from the API Tokens page in The Companies API settings. Paste only the token value; Composio adds the required "Basic" authorization prefix. Keep this token secret because it carries your API privileges.

Related connection guides

See also Verslay use cases and agents.

Connect The Companies API once — every agent can use it

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

Open the Hub →
← All connection guides