Getting Your API Key
Twelve Data issues an API key automatically when you create an account. The free Basic plan includes 800 API credits per day (8 per minute) with no payment details required.
Create a Twelve Data account
Sign up at the Twelve Data registration page using email or Google sign-in.
Open the API keys page
After signing in, go to the API keys page (also reachable from the dashboard left menu under API Keys). Click Reveal on the Secret key row to show the token.

Copy your API key
Copy the API key shown for your plan and store it securely — you will paste it into StackOne when you link your account.
Linking the Account from the Hub
Navigate to the Hub
Fill out the fields
- API Key
Connect
- Click Connect
- If applicable, the provider will redirect you to a sign-in or authorization page. Complete the provider’s authorization flow.
- Once authorization is successful, you will see a confirmation popup
If the account linking is successful, you will see the newly linked account in your Accounts page.