Get Your Webflow API Token
- Log in to your Webflow account
- Click your profile icon and go to Account Settings
- Navigate to Integrations in the sidebar
- Scroll to the API Access section
- Click Generate API Token
- Name it "Email Calculator"
- Copy your new API token immediately (you won't be able to see it again)
Security Note: Never share your API token publicly or commit it to version control. Treat it like a password. We only request read-only access to form submissions.
Find Your Site and Form IDs
- In Webflow, go to your site's Settings
- Navigate to Integrations → API Access
- Your Site ID will be displayed here
- For Form IDs, you can:
- Use the Webflow API to list all forms on your site
- Or select a form in the Designer and check its settings
- Form IDs are unique identifiers for each form on your site
💡 Pro Tip
You can retrieve your Site ID and Form IDs programmatically using the Webflow API with the token you just created. Visit Webflow Developers for API documentation.
Connect to Email Calculator
Pro or Agency plan required. Webflow integration is available on Pro and Agency accounts. View pricing
- Go to your Email Calculator Settings page
- Find the API Integrations section
- Select Leads as the integration type
- Choose Webflow from the platform dropdown
- Paste your API Token
- Enter your Site ID
- Enter your Form IDs (comma-separated if multiple)
- Click Connect Platform
- Wait for the green checkmark confirmation
✓ What We Access
We only read form submissions (response data, email addresses if collected, submission timestamps) to match with your email campaigns. We never modify forms, sites, or submissions.
Track Campaign Lead Generation
- Navigate to your Dashboard
- Click the + New Report button
- Select your email platform and campaign
- In the Leads section, select Webflow
- Email Calculator will automatically match form submissions to campaign recipients
- View lead count, conversion rate, and lead quality metrics
💡 How Lead Matching Works
We match Webflow form submissions to email campaign recipients by email address within a configurable time window after the campaign was sent. This lets you attribute leads and calculate campaign-driven conversion rates.
Lead Metrics You'll Get from Webflow
Lead Generation Metrics
- • Total Leads / Form Submissions
- • Lead Conversion Rate (% of recipients who submitted)
- • Coverage (% of recipients matched to submissions)
- • Leads per Email Sent
- • Submission Timestamps
- • Lead Email Addresses (when collected in form)
- • All Form Field Data (contact info, custom fields, etc.)