If you want to use the altFINS Analytics Data API for algorithmic trading, bots, apps, AI agents, or trading signals, you’ll need an API key first. This guide shows you how to create one and how to add it to the API documentation so you can start testing requests immediately.

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What You’ll Need

An altFINS account – Access to the altFINS platform (logged in)

Step 1: Log in to altFINS

• Open the altFINS website.
• Click Log in (top-right corner).
• Sign in with your credentials or via Google

Tip: If you don’t have an account yet, create one first and then return to this guide.

Step 2: Open the API Key Page

You can reach the API Key screen in two ways. Use whichever is faster for you, or simple click here.

• Option A: Under your Account → API Key
• Option B: Menu → Data API |& Widgets → Get API Key

Step 3: Create Your API Key

• On the API Key page, click Create New API Key.
• Your key will be generated and shown in the field.
• Copy the API key and store it somewhere safe.

* Important: Treat your API key like a password. Anyone with your key can access the API based on your account permissions.

Step 4: Add the API Key to the API Documentation

• Go to the API landing page.
• Click Explore Docs / Documentation.
• Find the authentication field labeled ApiKeyAuth.

• Paste your API key into ApiKeyAuth.
• Once the key is set, the docs interface will authenticate your requests.
• Click Send API request

If everything is set correctly, you’ll receive a successful response with data.