legacy-use

Getting started

Automate work in desktop applications and expose modern APIs.

Transform any legacy application into a modern API in minutes - no technical setup required.

Step 1: Create Your Account

  1. Visit cloud.legacy-use.com/signup
  2. Sign up with your email address
  3. Verify your email (check your inbox)
  4. Receive $5 worth of credits for free

Step 2: Setup Your Target Machine

What is a Target? A target is any computer or application you want to automate.

legacy-use connects to your target like a humand coworker via:

  • VNC (most common) - for any desktop application
  • RDP - for Windows Remote Desktop
  • Remote Desktop Software - for TeamViewer or RustDesk

Step 3: Your First Automation

Let's Automate the Windows Calculator We'll create a simple workflow that adds two numbers using the Windows Calculator - a perfect first automation!

Create New Workflow

Navigate to API/Workflows → Create New Choose Template: "Windows Calculator" (or start from scratch) Name your workflow: "Add Two Numbers" Select your target: Choose the Windows computer you connected

Define Your Workflow

Workflow Details

Name: Add Two Numbers
Description: Uses Windows Calculator to add two numbers and return the result

Input Parameters

first_number (integer): First number to add (default: 10)
second_number (integer): Second number to add (default: 5)

Instructions for AI

I need to add {{first_number}} and {{second_number}} using the Windows Calculator.

Steps:
1. Look for the Calculator app on screen - it should be visible
2. If not visible, press Windows key and type "calculator" then press Enter
3. Wait for Calculator to open
4. Click the "C" button to clear any previous calculations
5. Type the first number: {{first_number}}
6. Click the "+" button
7. Type the second number: {{second_number}}
8. Click the "=" button
9. Read the result from the display and return it

Expected Output

{
  "result": 15,
  "calculation": "10 + 5 = 15"
}

Test Your Workflow

Click "Test Workflow" Set test values:

first_number: 12 second_number: 8

Watch the magic happen:

You'll see a live video feed of your target Watch as the AI opens Calculator See it perform the calculation Get the structured result back

🎉 Congratulations!

You've just created and executed your first legacy-use workflow!

What you accomplished:

  • ✅ Connected a target machine
  • ✅ Created an AI-powered workflow
  • ✅ Tested the automation
  • ✅ Got a working API endpoint

Next steps

  • Build more complex workflows
  • Automate your business applications
  • Integrate with your existing systems