Perspective email verification with BillionVerify
Perspective is a mobile-first funnel and quiz builder that helps businesses capture leads and qualify prospects through interactive experiences. Pairing it with BillionVerify means the email addresses collected from your funnels are validated before they flow into your analytics or CRM, keeping your data accurate and your campaigns deliverable.
Why verify before the send
Interactive funnels attract high volumes of sign-ups, which increases exposure to bot entries and disposable addresses. Verifying emails collected through Perspective with BillionVerify prevents bounce spikes, preserves your analytics data integrity, and ensures follow-up messages actually reach real people.
Ready-to-use n8n workflow
Import this workflow into n8n — it verifies every address with BillionVerify before Perspective sends, so only deliverable contacts are emailed. Install the BillionVerify community node first, then add your API key.
{
"name": "Verify emails before sending in Perspective + BillionVerify",
"nodes": [
{
"parameters": {},
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
240,
300
],
"name": "When clicking ‘Test workflow’"
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "email-field",
"name": "email",
"value": "jane@example.com",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
460,
300
],
"name": "Get contacts"
},
{
"parameters": {
"sendTo": "={{ $json.email }}",
"subject": "Message for Perspective contacts",
"message": "Replace this Gmail send with your Perspective node — only deliverable, verified contacts reach it.",
"options": {}
},
"type": "n8n-nodes-base.gmail",
"typeVersion": 2.1,
"position": [
900,
300
],
"name": "Send email",
"webhookId": "",
"credentials": {
"gmailOAuth2": {
"id": "",
"name": "Gmail account"
}
}
},
{
"parameters": {
"operation": "verify",
"email": "={{ $json.email }}",
"additionalOptions": {}
},
"type": "n8n-nodes-billionverify.billionVerify",
"typeVersion": 1,
"position": [
540,
300
],
"name": "Verify Email (BillionVerify)",
"credentials": {
"billionVerifyApi": {
"id": "",
"name": "BillionVerify account"
}
}
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "loose"
},
"combinator": "and",
"conditions": [
{
"id": "is-deliverable",
"leftValue": "={{ $json.is_deliverable }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "true",
"singleValue": true
}
}
]
}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2,
"position": [
720,
300
],
"name": "IF deliverable"
}
],
"connections": {
"When clicking ‘Test workflow’": {
"main": [
[
{
"node": "Get contacts",
"type": "main",
"index": 0
}
]
]
},
"Get contacts": {
"main": [
[
{
"node": "Verify Email (BillionVerify)",
"type": "main",
"index": 0
}
]
]
},
"Verify Email (BillionVerify)": {
"main": [
[
{
"node": "IF deliverable",
"type": "main",
"index": 0
}
]
]
},
"IF deliverable": {
"main": [
[
{
"node": "Send email",
"type": "main",
"index": 0
}
],
[]
]
}
},
"settings": {
"executionOrder": "v1"
}
}Workflow templates with Perspective
Ready-to-use workflows that verify emails before Perspective sends.
How it works
- 1
Integrate Perspective with BillionVerify using the n8n community node, Integrately, or the REST API.
- 2
Configure a workflow trigger for each new lead submission from a Perspective funnel or quiz.
- 3
Send the captured email to BillionVerify, which performs syntax, DNS, SMTP, disposable-domain, and catch-all validation.
- 4
Accept deliverable addresses into your downstream tools—CRM, email platform, or analytics—while quarantining risky ones.
- 5
Review periodic verification summaries to identify funnel steps or traffic sources generating low-quality leads.
When to use this
Validate quiz and funnel submissions
After a respondent completes a Perspective quiz or funnel and submits their email, BillionVerify instantly checks whether the address is deliverable—blocking throwaway emails before they pollute your lead data or trigger wasted follow-up sequences.
Maintain clean lead reports
Analytics dashboards built around funnel performance are only useful when contact data is accurate. Filtering out invalid emails at the point of capture means your conversion metrics reflect genuine prospects, not junk submissions.
FAQ
Why should I verify emails from a quiz or funnel rather than trusting what users enter?
Users frequently mistype addresses or deliberately enter fake ones. Verification catches both mistakes and intentional throwaway submissions, so only real, reachable contacts enter your pipeline.
Can BillionVerify integrate with Perspective without custom code?
Yes. Integrately provides a 1-click connection, and n8n offers a community node, both requiring no custom development to start verifying funnel leads.
Does catching catch-all addresses matter for funnel campaigns?
It can. Catch-all domains accept all incoming mail at the server level but individual mailboxes may not exist, leading to silent bounces. BillionVerify flags these so you can decide whether to include them.
Verify emails in Perspective
Create a free account, grab your API key, and stop bounces before they happen.
Get started free