Creating an API Token

Overview

API tokens let your systems interact with Stackup programmatically. This guide shows you how to create and manage them.

Base URL

https://api.app.stackup.fi

Bearer Token

All API requests to the Stackup API require the "Authorization" HTTP header with a Bearer token. API tokens can be managed via the organization's settings page.

Authorization: Bearer your_api_key

Creating a Token in 3 Steps

1. Access API Settings

• Log in to app.stackup.fi

• Navigate to your desired Organization in the top of the left sidebar.

• Go to Settings → API Keys

2. Generate Token

• Click Create New Token

• Name it (e.g., "Treasury Automation")

• Select permission level:

  • Read-only: View only

  • Standard: Create but not execute transactions

  • Admin: Full access

• Click Generate Token

3. Save Securely

• Copy the token immediately (shown only once)

• Store in your password manager or secrets system

• Click I've copied my token

Managing Tokens

View & Revoke

• See all API tokens in Settings → API Keys

• Click the trash can to immediately disable a token

Security Tips

• Use separate tokens for different systems

• Grant minimum necessary permissions

• Rotate tokens every 90 days

• Never share via email or messaging

Using Your Token

Add to all API requests:

Authorization: Bearer your_api_token

Next Steps

→ Set up Batch Transactions API