This workflow follows the Agent → HTTP Request recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"active": false,
"connections": {
"Schedule Trigger": {
"main": [
[
{
"node": "5minAgo",
"type": "main",
"index": 0
}
]
]
},
"5minAgo": {
"main": [
[
{
"node": "Auth",
"type": "main",
"index": 0
}
]
]
},
"get_messages": {
"main": [
[
{
"node": "check_for_messages",
"type": "main",
"index": 0
}
]
]
},
"Split Out": {
"main": [
[
{
"node": "If",
"type": "main",
"index": 0
}
]
]
},
"thread_id": {
"main": [
[
{
"node": "Aggregate",
"type": "main",
"index": 0
}
]
]
},
"Aggregate": {
"main": [
[
{
"node": "unique_threadID",
"type": "main",
"index": 0
}
]
]
},
"unique_threadID": {
"main": [
[
{
"node": "Split Out1",
"type": "main",
"index": 0
}
]
]
},
"Split Out1": {
"main": [
[
{
"node": "get_threads",
"type": "main",
"index": 0
}
]
]
},
"get_threads": {
"main": [
[
{
"node": "Split Out2",
"type": "main",
"index": 0
}
]
]
},
"Loop Over Items": {
"main": [
[
{
"node": "Aggregate1",
"type": "main",
"index": 0
}
],
[
{
"node": "get_messages1",
"type": "main",
"index": 0
}
]
]
},
"get_messages1": {
"main": [
[
{
"node": "message",
"type": "main",
"index": 0
}
]
]
},
"message": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"Aggregate1": {
"main": [
[
{
"node": "Prompt",
"type": "main",
"index": 0
}
]
]
},
"check_for_messages": {
"main": [
[
{
"node": "Split Out",
"type": "main",
"index": 0
}
]
]
},
"Auth": {
"main": [
[
{
"node": "cc'd_email",
"type": "main",
"index": 0
}
]
]
},
"OpenAI Chat Model": {
"ai_languageModel": [
[
{
"node": "AI Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"get_calendar_availability": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Edit Fields": {
"main": [
[
{
"node": "OpenAI1",
"type": "main",
"index": 0
}
]
]
},
"Split Out2": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"cc'd_email": {
"main": [
[
{
"node": "get_messages",
"type": "main",
"index": 0
}
]
]
},
"If": {
"main": [
[
{
"node": "thread_id",
"type": "main",
"index": 0
}
]
]
},
"Prompt": {
"main": [
[
{
"node": "AI Agent",
"type": "main",
"index": 0
}
]
]
},
"OpenAI1": {
"main": [
[
{
"node": "send_email",
"type": "main",
"index": 0
}
]
]
},
"book meeting": {
"ai_tool": [
[
{
"node": "AI Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"AI Agent": {
"main": [
[
{
"node": "Edit Fields",
"type": "main",
"index": 0
}
]
]
}
},
"createdAt": "2024-10-22T06:19:29.259Z",
"id": "8RLPBaJREDnMZAwQ",
"isArchived": false,
"meta": {
"templateCredsSetupCompleted": true
},
"name": "Nylas",
"nodes": [
{
"parameters": {
"rule": {
"interval": [
{
"field": "minutes"
}
]
}
},
"id": "8d7c2dc1-94dd-466c-8152-4b4909aa606b",
"name": "Schedule Trigger",
"type": "n8n-nodes-base.scheduleTrigger",
"typeVersion": 1.2,
"position": [
-480,
360
]
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "65873eaf-41ea-48f7-a755-b7f4e91acbbf",
"name": "time",
"value": "={{ (Math.floor(new Date().getTime()/1000)-5*60) }}",
"type": "string"
}
]
},
"options": {}
},
"id": "24d050f2-47bf-4458-b5a3-feaffe5dca9a",
"name": "5minAgo",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
-300,
360
]
},
{
"parameters": {
"url": "=https://api.us.nylas.com/v3/grants/{{ $('Auth').item.json.grant_id }}/messages",
"sendQuery": true,
"queryParameters": {
"parameters": [
{
"name": "limit",
"value": "100"
},
{
"name": "received_after",
"value": "={{ $('5minAgo').item.json.time }}"
}
]
},
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Accept",
"value": "application/json"
},
{
"name": "Authorization",
"value": "=Bearer {{ $('Auth').item.json.token }}"
}
]
},
"options": {}
},
"id": "fc092696-f048-4f36-984e-0a53fdab30c2",
"name": "get_messages",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
320,
360
]
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "6e9f9b01-4d9f-4c93-a76e-25359af593cf",
"leftValue": "={{ $json.data }}",
"rightValue": "",
"operator": {
"type": "array",
"operation": "notEmpty",
"singleValue": true
}
}
],
"combinator": "and"
},
"options": {}
},
"id": "e9948eff-79d6-49a7-8625-6b2faf9f8a0b",
"name": "check_for_messages",
"type": "n8n-nodes-base.filter",
"typeVersion": 2.2,
"position": [
520,
360
]
},
{
"parameters": {
"url": "=https://api.us.nylas.com/v3/grants/{{ $('Auth').item.json.grant_id }}/threads/{{ $json.threadID }}",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Accept",
"value": "application/json"
},
{
"name": "Authorization",
"value": "=Bearer {{ $('Auth').item.json.token }}"
}
]
},
"options": {}
},
"id": "d3bf5158-84d8-46e3-95ae-3c894db84b81",
"name": "get_threads",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
2000,
360
]
},
{
"parameters": {
"fieldToSplitOut": "data",
"options": {}
},
"id": "d42700a5-aecd-4a3c-9283-dc40b9f96015",
"name": "Split Out",
"type": "n8n-nodes-base.splitOut",
"typeVersion": 1,
"position": [
720,
360
]
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "85ad7f92-9c32-48f6-8524-dbb7279b5eb4",
"name": "threadID",
"value": "={{ $json.thread_id }}",
"type": "string"
}
]
},
"options": {}
},
"id": "17131d61-b405-425e-afab-405ca8f088ee",
"name": "thread_id",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
1120,
360
]
},
{
"parameters": {
"aggregate": "aggregateAllItemData",
"options": {}
},
"id": "9d8b3760-24e5-4d37-8b0e-a34336f93839",
"name": "Aggregate",
"type": "n8n-nodes-base.aggregate",
"typeVersion": 1,
"position": [
1340,
360
]
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "39cd9cc0-f6bd-4aca-a8a2-e1347fb625f9",
"name": "data",
"value": "={{ $json.data.unique() }}",
"type": "array"
}
]
},
"options": {}
},
"id": "04036964-e250-4567-9401-36e51fa88e1d",
"name": "unique_threadID",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
1560,
360
]
},
{
"parameters": {
"fieldToSplitOut": "data",
"options": {}
},
"id": "75b69b27-1eb0-49f7-a76a-bb881eb34643",
"name": "Split Out1",
"type": "n8n-nodes-base.splitOut",
"typeVersion": 1,
"position": [
1780,
360
]
},
{
"parameters": {
"options": {}
},
"id": "06a9ffb4-3bb9-4f6b-b9f1-ff1f8b6679b4",
"name": "Loop Over Items",
"type": "n8n-nodes-base.splitInBatches",
"typeVersion": 3,
"position": [
2480,
360
]
},
{
"parameters": {
"fieldToSplitOut": "data.message_ids",
"options": {}
},
"id": "747b9559-f1c7-4ed2-9200-a04d9698cabd",
"name": "Split Out2",
"type": "n8n-nodes-base.splitOut",
"typeVersion": 1,
"position": [
2240,
360
]
},
{
"parameters": {
"url": "=https://api.us.nylas.com/v3/grants/{{ $('Auth').item.json.grant_id }}/messages/{{ $json['data.message_ids'] }}",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Accept",
"value": "application/json"
},
{
"name": "Authorization",
"value": "=Bearer {{ $('Auth').item.json.token }}"
}
]
},
"options": {}
},
"id": "b3c25b36-7364-4504-88bc-1ba67d9de9e8",
"name": "get_messages1",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
2700,
500
]
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "d338776f-974c-4d62-8db1-be34c7a9cdb5",
"name": "data.snippet",
"value": "={{ $json.data.snippet }}",
"type": "string"
},
{
"id": "ebc414d6-0c89-4307-8e65-1d603110c022",
"name": "data.id",
"value": "={{ $json.data.id }}",
"type": "string"
},
{
"id": "77c7d101-f102-4efc-ad9d-93edc392ef97",
"name": "data.thread_id",
"value": "={{ $json.data.thread_id }}",
"type": "string"
}
]
},
"options": {}
},
"id": "a2d33331-ff83-4921-9173-deb716fad243",
"name": "message",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
2920,
500
]
},
{
"parameters": {
"fieldsToAggregate": {
"fieldToAggregate": [
{
"fieldToAggregate": "data.snippet"
},
{
"fieldToAggregate": "data.id"
},
{
"fieldToAggregate": "data.thread_id"
}
]
},
"options": {}
},
"id": "386c74cc-80d3-454d-83a4-9cded36af295",
"name": "Aggregate1",
"type": "n8n-nodes-base.aggregate",
"typeVersion": 1,
"position": [
2700,
280
]
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "3a67c5f6-37c9-4bac-b8db-ca43a686dbca",
"name": "grant_id",
"value": "d71b64e3-47e8-41d2-9184-a227c391a4ab",
"type": "string"
},
{
"id": "ee88b80e-6e8a-4bcc-bef7-242423258d92",
"name": "token",
"value": "nyk_v0_Z4NKf0hA4VGBuRRUjWQ8GzC4DsG1s5NPbJdpYM3CC6keN8rKcZIlFZBSGi3XrZRX",
"type": "string"
}
]
},
"options": {}
},
"id": "fef2b8a3-a521-43e3-a56d-80d464695b57",
"name": "Auth",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
-100,
360
]
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "428c2707-db62-4104-a537-38b428dd39b6",
"name": "chatInput",
"value": "=As an email assistant, your role is to handle meeting bookings in a friendly and professional tone. Analyze the email thread for any requests to schedule a meeting, focusing on messages that propose or inquire about setting one up.\n\n 1. Identify Meeting Requests: Look for instances where the sender suggests or asks for a meeting.\n 2. Check Availability: Use the Nylas API to retrieve the sender's availability. If you cannot access someone\u2019s availability, ask for it directly.\n 3. Propose Meeting Times: Based on the sender's availability, suggest suitable times to the intended meeting recipient, and respond within the same email thread. Include specific dates with each proposed time.\n 4. Schedule and Confirm: Once the recipient confirms a time, use the Nylas API to schedule the meeting and send a confirmation email.\n\nEnsure all responses are courteous, professional, and free of tool mentions.\n\n------------------------------------------------------------------------------\n\nEmail thread:\n{{ $json.snippet }}",
"type": "string"
}
]
},
"options": {}
},
"id": "43ec2c78-01a7-4772-ae18-4b5e86d95363",
"name": "Prompt",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
2920,
280
]
},
{
"parameters": {
"model": "gpt-4o",
"options": {}
},
"id": "03298c7a-abd2-41f0-9296-6d411a0d9b84",
"name": "OpenAI Chat Model",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"typeVersion": 1,
"position": [
3120,
500
],
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"toolDescription": "Call this tool to get the available meeting time slots in the user's primary calendar.",
"method": "POST",
"url": "https://api.us.nylas.com/v3/calendars/availability",
"sendHeaders": true,
"parametersHeaders": {
"values": [
{
"name": "Authorization",
"valueProvider": "fieldValue",
"value": "=Bearer {{ $('Auth').item.json.token }}"
},
{
"name": "Content-Type",
"valueProvider": "fieldValue",
"value": "application/json"
},
{
"name": "Accept",
"valueProvider": "fieldValue",
"value": "application/json"
}
]
},
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={\n \"participants\": [\n {\n \"email\": \"gatura@bulkbox.co.ke\",\n \"calendar_ids\": [\n \"primary\"\n ],\n \"open_hours\": [\n {\n \"days\": [0, 1, 2],\n \"timezone\": \"America/Toronto\",\n \"start\": \"09:00\",\n \"end\": \"17:00\"\n }\n ]\n }\n ],\n \"start_time\": {{ Math.floor(new Date(new Date().getFullYear(), new Date().getMonth(), new Date().getDate(), 9, 0, 0).getTime() / 1000)\n }},\n \"end_time\": {{ Math.floor(new Date(new Date().getFullYear(), new Date().getMonth(), new Date().getDate(), 17, 0, 0).getTime() / 1000)\n }},\n \"interval_minutes\": 30,\n \"duration_minutes\": 30,\n \"round_to\": 15,\n \"availability_rules\": {\n \"availability_method\": \"collective\",\n \"buffer\": {\n \"before\": 15,\n \"after\": 15\n }\n }\n}\n"
},
"id": "e1dc77bf-006d-4f12-9607-4ad6f7377d30",
"name": "get_calendar_availability",
"type": "@n8n/n8n-nodes-langchain.toolHttpRequest",
"typeVersion": 1.1,
"position": [
3260,
500
]
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "100465cb-66f1-4f45-81e0-b06516f1cf51",
"name": "output",
"value": "={{ $json.output }}",
"type": "string"
}
]
},
"options": {}
},
"id": "e3ac3961-e157-433a-9609-de5f640cb21c",
"name": "Edit Fields",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
3500,
280
]
},
{
"parameters": {
"method": "POST",
"url": "=https://api.us.nylas.com/v3/grants/{{ $('Auth').item.json.grant_id }}/messages/send",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=Bearer {{ $('Auth').item.json.token }}"
},
{
"name": "Content-Type",
"value": "application/json"
}
]
},
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={{ $json.message.content }}",
"options": {}
},
"id": "a5adfb1e-64dc-4a1d-bb68-a863c041db7b",
"name": "send_email",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
4100,
280
]
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "877e1d80-3f40-4c04-b8ea-4c9ae8aedd1e",
"name": "email",
"value": "francnjenga99@gmail.com",
"type": "string"
}
]
},
"options": {}
},
"id": "53c36003-a4de-4692-accb-4489d83997be",
"name": "cc'd_email",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
120,
360
]
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "4354a75d-8832-4dce-910e-6888346021bc",
"leftValue": "={{ $json.cc }}",
"rightValue": "={{ $('cc\\'d_email').item.json.email }}",
"operator": {
"type": "array",
"operation": "contains",
"rightType": "any"
}
}
],
"combinator": "and"
},
"options": {}
},
"id": "b1679888-a90e-4642-80d4-d9f828c41dd8",
"name": "If",
"type": "n8n-nodes-base.if",
"typeVersion": 2.2,
"position": [
920,
380
]
},
{
"parameters": {
"modelId": {
"__rl": true,
"value": "gpt-3.5-turbo",
"mode": "list",
"cachedResultName": "GPT-3.5-TURBO"
},
"messages": {
"values": [
{
"content": "=YOU ARE A HELPFUL ASSISTANT. HELP RETURN THE FOLLOWING IN CORRECT JSON DATA TO USE IN NYLAS SEND MESSAGE API.\n\n\n{\n \"subject\": \"Re: Previous Subject\",\n \"to\": [\n {\n \"name\": \" Gatura Njenga\",\n \"email\": \"gatura@bulkbox.co.ke\"\n }\n ],\n \"from\": [\n {\n \"name\": \"Nyla\",\n \"email\": \"gatura@bulkbox.co.ke\"\n }\n ],\n \"body\": \"{{ $json.output }}\",\n \"reply_to_message_id\": \"{{ $('get_messages').item.json.data[0].id }}\",\n \"thread_id\": \"{{ $('unique_threadID').item.json.data[0].threadID }}\"\n}\n",
"role": "assistant"
}
]
},
"options": {}
},
"id": "2ba2560b-4dd5-4fc0-89af-a60c00db3a08",
"name": "OpenAI1",
"type": "@n8n/n8n-nodes-langchain.openAi",
"typeVersion": 1.5,
"position": [
3720,
280
],
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"name": "book_meeting_with_nylas",
"description": "This tool is designed to facilitate meeting bookings by setting up confirmed dates and times between the primary user and another party. When using this tool, include:\n\n - A brief title describing the purpose or subject of the meeting, if available.\n - The agreed start date and time in UNIX timestamp format.\n - Participant details for both the primary user and the other party.",
"workflowId": {
"__rl": true,
"value": "UILAsE9Ihm59SLKh",
"mode": "id"
},
"fields": {
"values": [
{
"name": "primary email address",
"stringValue": "={{ $('get_messages').item.json.data[0].to[0].email }}"
},
{
"name": "secondary email address",
"stringValue": "={{ $('get_messages').item.json.data[0].from[0].email }}"
},
{
"name": "calendarid",
"stringValue": "gatura@bulkbox.co.ke"
}
]
}
},
"id": "4e9f77c4-972a-48f5-bd62-21ae4222238b",
"name": "book meeting",
"type": "@n8n/n8n-nodes-langchain.toolWorkflow",
"typeVersion": 1.2,
"position": [
3440,
500
]
},
{
"parameters": {
"options": {}
},
"id": "0968c3a8-502f-4e67-a3a3-fb4253609a77",
"name": "AI Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"typeVersion": 1.6,
"position": [
3120,
280
]
}
],
"settings": {
"executionOrder": "v1",
"timezone": "Africa/Nairobi",
"saveManualExecutions": true,
"callerPolicy": "workflowsFromSameOwner"
},
"shared": [
{
"createdAt": "2024-10-22T06:19:30.164Z",
"updatedAt": "2024-10-22T06:19:30.164Z",
"role": "workflow:owner",
"workflowId": "8RLPBaJREDnMZAwQ",
"projectId": "FYVdBnr1QQmYogvE"
}
],
"staticData": {
"node:Schedule Trigger": {
"recurrenceRules": []
}
},
"tags": [],
"triggerCount": 1,
"updatedAt": "2024-10-29T13:33:54.000Z",
"versionId": "8bf82829-fc1e-44d8-a433-c464e8eb85d4"
}
Credentials you'll need
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openAiApi
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About this workflow
Nylas. Uses httpRequest, lmChatOpenAi, toolHttpRequest, openAi. Scheduled trigger; 26 nodes.
Source: https://github.com/GaturaN/ai.n8n/blob/302de20de23cf1cc49d3e8b7407797f1cbcecd93/workflows/Nylas.json — original creator credit. Request a take-down →
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