Emelia email verification with BillionVerify
Emelia is a cold outreach and sales automation platform designed for teams running multichannel prospecting sequences. Verifying prospect emails with BillionVerify before they enter Emelia keeps your sequences focused on real contacts, reducing bounce rates that can permanently damage your sending domain.
Why verify before the send
Cold outreach domains are fragile. A single campaign with a high bounce rate can trigger spam filters or blacklist your domain, derailing future outreach for weeks. BillionVerify catches invalid, disposable, and undeliverable addresses before they reach Emelia, so every sequence you launch starts from a clean, reputation-safe list.
Ready-to-use n8n workflow
Import this workflow into n8n — it verifies every address with BillionVerify before Emelia sends, so only deliverable contacts are emailed. Install the BillionVerify community node first, then add your API key.
{
"name": "Verify emails before sending in Emelia + 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 Emelia contacts",
"message": "Replace this Gmail send with your Emelia 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 Emelia
Ready-to-use workflows that verify emails before Emelia sends.
How it works
- 1
Install the BillionVerify n8n community node or configure a REST API connection in your automation workflow.
- 2
Trigger verification whenever a new contact is added to your prospecting list or enters a new Emelia sequence.
- 3
BillionVerify evaluates deliverability, checks for disposable domains and role-based prefixes, and returns a clear verdict.
- 4
Filter contacts: send verified addresses to Emelia and route invalid or risky ones to a suppression list.
- 5
Review bounce and open-rate trends in Emelia after each campaign to confirm the quality improvement from verification.
When to use this
Validate scraped or enriched prospect lists
Prospect data from scraping tools or enrichment services often contains stale or unreachable emails. Run every new list through BillionVerify before importing into Emelia to eliminate addresses that would bounce and harm your domain.
Gate inbound demo requests before adding to sequences
When an inbound lead fills out a contact form, verify their email with BillionVerify in real time. Only confirmed valid addresses get added to Emelia outreach sequences, preventing fake sign-ups from polluting your pipeline.
FAQ
How much does a high bounce rate hurt cold email outreach?
Bounce rates above 2–3% can trigger ISP throttling, spam folder placement, or domain blacklisting. BillionVerify helps keep your list clean so you stay well below that threshold.
Can BillionVerify detect role-based emails like info@ or sales@?
Yes. BillionVerify flags role-based addresses that rarely convert in cold outreach, letting you decide whether to skip them or route them to a different Emelia sequence.
Is the REST API sufficient if I don't use n8n?
Absolutely. The BillionVerify REST API is well-documented and easy to call from any scripting environment or no-code tool you use to prepare your Emelia contact imports.
Verify emails in Emelia
Create a free account, grab your API key, and stop bounces before they happen.
Get started free