Mailchimp + MailOdds
Validate subscriber emails to keep your Mailchimp audience clean. Remove invalid addresses, reduce bounces, and protect your sender reputation.
Prerequisites
- MailOdds account with API key
- Mailchimp account with audience
- Zapier or Make account
How to Connect
Mailchimp Use Cases
New Subscriber Validation
Validate emails as people join your audience. Auto-archive invalid subscribers before they receive campaigns.
Pre-Campaign List Clean
Bulk validate your audience before major sends. Remove invalid addresses to keep bounce rates under 2%.
Disposable Email Detection
Catch disposable and temporary emails that inflate subscriber counts without engagement.
Segment by Email Quality
Tag subscribers by validation status. Send critical campaigns only to verified addresses.
Step-by-Step Setup
Get API Keys
MailOdds API key from dashboard. Mailchimp API key from Account > Extras > API Keys.
Create Zap: New Subscriber
Trigger on "New Subscriber" in Mailchimp. Map email_address to validation Code step.
Validate with MailOdds
Code step validates the email. Returns status, action, disposable flag, and quality score.
Route by Result
Filter: if invalid, archive the subscriber. If valid, add "verified-email" tag.
Create Segments
In Mailchimp, create segments using tags. Target verified subscribers for important campaigns.
Zapier: Validate Mailchimp Subscriber
JAVASCRIPT// Zapier Code Step - Validate Mailchimp Subscriber Email
const response = await fetch('https://api.mailodds.com/v1/validate', {
method: 'POST',
headers: {
'Authorization': 'Bearer YOUR_API_KEY',
'Content-Type': 'application/json'
},
body: JSON.stringify({
email: inputData.email // Mapped from Mailchimp subscriber email
})
});
const result = await response.json();
return {
email: result.result.email,
status: result.result.status,
action: result.result.action,
is_valid: result.result.action === 'accept',
is_disposable: result.result.disposable || false
}; Make: Mailchimp List Validation
JAVASCRIPT// Make Scenario - Mailchimp List Validation
// 1. Mailchimp: Watch New Subscribers (trigger)
// 2. HTTP Module: POST to https://api.mailodds.com/v1/validate
// Headers: Authorization: Bearer YOUR_API_KEY
// Body: { "email": "{{1.email_address}}" }
// 3. Router: Branch by action
// - "reject" -> Mailchimp: Unsubscribe/Archive Member
// - "accept_with_caution" -> Mailchimp: Add Tag "risky-email"
// - "accept" -> Mailchimp: Add Tag "verified-email"
// 4. Mailchimp: Update Member Merge Fields
// VALIDATION = {{2.result.status}} Zapier: Remove Invalid Subscribers
JAVASCRIPT// Zapier: Remove Invalid Subscribers from Mailchimp
// After validation, clean invalid emails from your audience:
//
// Step 1: Code by Zapier (validation above)
// Step 2: Filter - Only continue if is_valid = false
// Step 3: Mailchimp - Unsubscribe Email
// List: Your Main Audience
// Email: {{trigger.email_address}}
// Status: "cleaned" (permanent removal)
//
// Alternative: Archive instead of unsubscribe
// to keep the record but prevent future sends. Frequently Asked Questions
Troubleshooting
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