Jonathan This workflow corresponds to n8n.io template #1467 — we link there as the canonical source.
This workflow follows the Emailreadimap → Emailsend recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"id": 91,
"name": "New invoice email notification",
"nodes": [
{
"name": "Check for new emails",
"type": "n8n-nodes-base.emailReadImap",
"position": [
500,
300
],
"parameters": {
"format": "resolved",
"mailbox": "Inbox",
"options": {
"allowUnauthorizedCerts": true
}
},
"credentials": {
"imap": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"name": "If email body contains invoice",
"type": "n8n-nodes-base.if",
"position": [
700,
300
],
"parameters": {
"conditions": {
"string": [
{
"value1": "={{$json[\"text\"].toLowerCase()}}",
"value2": "invoice",
"operation": "contains"
}
]
},
"combineOperation": "any"
},
"typeVersion": 1
},
{
"name": "Extract the total amount",
"type": "n8n-nodes-base.mindee",
"position": [
900,
280
],
"parameters": {
"rawData": true,
"resource": "invoice",
"binaryPropertyName": "attachment_0"
},
"credentials": {
"mindeeInvoiceApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"name": "Send new invoice notification",
"type": "n8n-nodes-base.slack",
"position": [
1580,
300
],
"parameters": {
"text": ":new: There is a new invoice to pay :new:",
"channel": "team-accounts",
"blocksUi": {
"blocksValues": []
},
"attachments": [
{
"color": "#FFBF00",
"fields": {
"item": [
{
"short": true,
"title": "Amount",
"value": "={{$node[\"If Amount > 1000\"].json[\"predictions\"][0][\"total_incl\"][\"amount\"]}}"
},
{
"short": false,
"title": "From",
"value": "={{$node[\"Check for new emails\"].json[\"from\"][\"value\"][0][\"address\"]}}"
},
{
"short": true,
"title": "Subject",
"value": "={{$node[\"Check for new emails\"].json[\"subject\"]}}"
}
]
},
"footer": "=*Date:* {{$node[\"Check for new emails\"].json[\"date\"]}}"
}
],
"otherOptions": {}
},
"credentials": {
"slackApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"name": "Send email to finance manager",
"type": "n8n-nodes-base.emailSend",
"position": [
1340,
120
],
"parameters": {
"text": "Hi,\n\nThere is a new high value invoice to be paid that you may need to approve.\n\n~ n8n workflow",
"options": {},
"subject": "New high value invoice",
"toEmail": "user@example.com",
"fromEmail": "user@example.com",
"attachments": "attachment_0"
},
"credentials": {
"smtp": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"name": "If Amount > 1000",
"type": "n8n-nodes-base.if",
"position": [
1080,
280
],
"parameters": {
"conditions": {
"number": [
{
"value1": "={{$json[\"predictions\"][0][\"total_incl\"][\"amount\"]}}",
"value2": 1000,
"operation": "larger"
}
]
}
},
"typeVersion": 1
}
],
"active": false,
"settings": {},
"connections": {
"If Amount > 1000": {
"main": [
[
{
"node": "Send email to finance manager",
"type": "main",
"index": 0
}
],
[
{
"node": "Send new invoice notification",
"type": "main",
"index": 0
}
]
]
},
"Check for new emails": {
"main": [
[
{
"node": "If email body contains invoice",
"type": "main",
"index": 0
}
]
]
},
"Extract the total amount": {
"main": [
[
{
"node": "If Amount > 1000",
"type": "main",
"index": 0
}
]
]
},
"Send email to finance manager": {
"main": [
[
{
"node": "Send new invoice notification",
"type": "main",
"index": 0
}
]
]
},
"If email body contains invoice": {
"main": [
[
{
"node": "Extract the total amount",
"type": "main",
"index": 0
}
]
]
}
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
imapmindeeInvoiceApislackApismtp
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About this workflow
This workflow checks for new emails in a mailbox and if the email body contains the word "invoice" it will send the attachment to Mindee. It then posts a message to Slack to let the team know a payment needs to be made, If the value of the invoice is over 1000 it will also email…
Source: https://n8n.io/workflows/1467/ — original creator credit. Request a take-down →
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