This workflow follows the Agent → OpenAI Embeddings 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 →
{
"name": "Zoning Regulation Checker",
"nodes": [
{
"parameters": {
"content": "## Zoning Regulation Checker",
"height": 520,
"width": 1100
},
"id": "07d635fb-5ea6-40db-8eb3-477a78c63232",
"name": "Sticky",
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
-500,
-250
]
},
{
"parameters": {
"httpMethod": "POST",
"path": "zoning_regulation_checker"
},
"id": "3f13da25-c4d9-47c5-b521-2c2e25635ec3",
"name": "Webhook",
"type": "n8n-nodes-base.webhook",
"typeVersion": 1,
"position": [
-300,
0
]
},
{
"parameters": {
"chunkSize": 400,
"chunkOverlap": 40
},
"id": "e4a8e3ef-15b9-4e2a-876b-1d29f56cd0fa",
"name": "Splitter",
"type": "@n8n/n8n-nodes-langchain.textSplitterCharacterTextSplitter",
"typeVersion": 1,
"position": [
-100,
0
]
},
{
"parameters": {
"model": "default"
},
"id": "b40a547d-4b1c-43b3-9820-732c263ce7fd",
"name": "Embeddings",
"type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
"typeVersion": 1,
"position": [
100,
0
],
"credentials": {
"openAiApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"mode": "insert",
"indexName": "zoning_regulation_checker"
},
"id": "d29b865b-9909-4fc4-8785-9a04eb7eee35",
"name": "Insert",
"type": "@n8n/n8n-nodes-langchain.vectorStoreRedis",
"typeVersion": 1,
"position": [
300,
0
],
"credentials": {
"redisApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"indexName": "zoning_regulation_checker"
},
"id": "5ffa1b33-c404-4135-b7fc-097a7af026ed",
"name": "Query",
"type": "@n8n/n8n-nodes-langchain.vectorStoreRedis",
"typeVersion": 1,
"position": [
300,
-180
],
"credentials": {
"redisApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"name": "Redis"
},
"id": "b2752bb3-20d7-43dd-83b5-3a9103d7cd46",
"name": "Tool",
"type": "@n8n/n8n-nodes-langchain.toolVectorStore",
"typeVersion": 1,
"position": [
480,
-180
]
},
{
"parameters": {},
"id": "c6319312-5f09-4f7e-8590-0f2c17a5b88c",
"name": "Memory",
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"typeVersion": 1.3,
"position": [
480,
-40
]
},
{
"parameters": {},
"id": "6da6b757-2fdf-4f85-8e2a-a1d4e15ec9fc",
"name": "Chat",
"type": "@n8n/n8n-nodes-langchain.lmChatHf",
"typeVersion": 1,
"position": [
480,
-340
],
"credentials": {
"huggingFaceApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"promptType": "define",
"text": "={{ $json }}"
},
"id": "b5fda3af-1de8-41ba-a7f1-3f0ac4625110",
"name": "Agent",
"type": "@n8n/n8n-nodes-langchain.agent",
"typeVersion": 1,
"position": [
760,
-40
]
},
{
"parameters": {
"operation": "append",
"documentId": "SHEET_ID",
"sheetName": "Log"
},
"id": "a01be5c7-9426-4835-b2b9-3d03d1b6622b",
"name": "Sheet",
"type": "n8n-nodes-base.googleSheets",
"typeVersion": 4,
"position": [
960,
-40
],
"credentials": {
"googleSheetsOAuth2Api": {
"name": "<your credential>"
}
}
}
],
"connections": {
"Webhook": {
"main": [
[
{
"node": "Splitter",
"type": "main",
"index": 0
},
{
"node": "Memory",
"type": "main",
"index": 0
}
]
]
},
"Splitter": {
"main": [
[
{
"node": "Embeddings",
"type": "main",
"index": 0
}
]
],
"ai_textSplitter": [
[
{
"node": "Insert",
"type": "ai_textSplitter",
"index": 0
}
]
]
},
"Embeddings": {
"ai_embedding": [
[
{
"node": "Insert",
"type": "ai_embedding",
"index": 0
},
{
"node": "Query",
"type": "ai_embedding",
"index": 0
}
]
]
},
"Insert": {
"ai_document": [
[]
]
},
"Query": {
"ai_vectorStore": [
[
{
"node": "Tool",
"type": "ai_vectorStore",
"index": 0
}
]
]
},
"Tool": {
"ai_tool": [
[
{
"node": "Agent",
"type": "ai_tool",
"index": 0
}
]
]
},
"Memory": {
"ai_memory": [
[
{
"node": "Agent",
"type": "ai_memory",
"index": 0
}
]
]
},
"Chat": {
"ai_languageModel": [
[
{
"node": "Agent",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Agent": {
"main": [
[
{
"node": "Sheet",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
}
}
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.
googleSheetsOAuth2ApihuggingFaceApiopenAiApiredisApi
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About this workflow
Zoning Regulation Checker. Uses stickyNote, textSplitterCharacterTextSplitter, embeddingsOpenAi, vectorStoreRedis. Webhook trigger; 11 nodes.
Source: https://github.com/Zie619/n8n-workflows — original creator credit. Request a take-down →
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