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feat: update N8N agent pipelines with new tool integrations and improved session handling
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3 files changed

+107
-25
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3 files changed

+107
-25
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‎docs/n8n-tool-usage-display.md‎

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@@ -47,10 +47,10 @@ Shows tool names with short result previews:
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```txt
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🛠️ Tool Calls (4 steps) ▶
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Step 1: Date_Time → [{"currentDate":"2025-10-10T11:22:38.697+01:00"}]
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Step 2: Crypto → [{"Property_Name":"uuid4","uuid4":"c28495ca-1eb8-419f-8941-7a38c753e809"}]
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Step 3: Wikipedia → Page: List of tz database time zones...
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Step 4: Calculator → 128675.5415958103
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1. Date_Time → [{"currentDate":"2025-10-10T11:22:38.697+01:00"}]
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2. Crypto → [{"Property_Name":"uuid4","uuid4":"c28495ca-1eb8-419f-8941-7a38c753e809"}]
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3. Wikipedia → Page: List of tz database time zones...
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4. Calculator → 128675.5415958103
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```
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**Best for**: Balance between overview and detail

‎pipelines/n8n/Open_WebUI_Test_Agent.json‎

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@@ -12,8 +12,8 @@
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"name": "OpenAI Chat Model",
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"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
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"position": [
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],
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"typeVersion": 1
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},
@@ -54,28 +54,28 @@
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},
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{
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"parameters": {
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"respondWith": "text",
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"responseBody": "={{ $json.output }}",
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"respondWith": "json",
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"responseBody": "={{ $json }}",
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"options": {}
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},
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"type": "n8n-nodes-base.respondToWebhook",
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"typeVersion": 1.1,
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"position": [
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],
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"id": "325974b4-e249-4eb3-81dc-26b392f0894e",
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"name": "Respond to Webhook"
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},
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{
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"parameters": {
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"model": "gpt-4o-mini",
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"model": "gpt-5-mini",
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"options": {}
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},
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"type": "@n8n/n8n-nodes-langchain.lmChatAzureOpenAi",
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"typeVersion": 1,
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"position": [
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],
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"id": "f2e088e0-aa71-4b42-8eaa-e0197150b9ca",
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"text": "={{ $json.body.chatInput }}",
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"options": {
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"systemMessage": "={{ $json.body.systemPrompt }}",
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"returnIntermediateSteps": true,
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"enableStreaming": false
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}
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},
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"type": "n8n-nodes-base.respondToWebhook",
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"typeVersion": 1.4,
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"position": [
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],
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"id": "114d81bd-4573-43b4-bbfe-80b784cd467e",
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"id": "b5e9d507-92e1-45aa-8f48-3629f802bafc",
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"name": "Webhook",
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"webhookId": "d3b1cfa8-8f3c-48ca-b1c8-87c40e3dcf76"
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},
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{
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"parameters": {},
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"type": "@n8n/n8n-nodes-langchain.toolThink",
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"typeVersion": 1.1,
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"position": [
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],
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"id": "233faaf2-dc51-4dbd-9305-20e67a6ae589",
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"name": "Think"
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},
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{
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"parameters": {
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"modelName": "models/gemini-2.5-pro",
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"options": {}
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},
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"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
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"typeVersion": 1,
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"position": [
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],
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"id": "2e0360ac-d1db-45a4-91a5-f9e4a49e9d97",
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"name": "Google Gemini Chat Model"
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}
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],
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"pinData": {},
@@ -240,13 +266,24 @@
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}
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]
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]
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},
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"Think": {
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"ai_tool": [
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[
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{
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"node": "AI Agent",
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"type": "ai_tool",
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"index": 0
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}
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]
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]
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}
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},
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"active": true,
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"settings": {
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"executionOrder": "v1"
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},
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"versionId": "72ba3fa2-7d33-475f-bf0d-9dcdc5a44bb7",
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"versionId": "cf6cc59d-2f72-4cb3-91a9-aca8affa9094",
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"meta": {
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"templateCredsSetupCompleted": true,
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"instanceId": "6350a4271a2777a60d73e3a3c6a9549015b6bfe8b8f285cb566cd69ef87215da"

‎pipelines/n8n/Open_WebUI_Test_Agent_Streaming.json‎

Lines changed: 57 additions & 12 deletions
Original file line numberDiff line numberDiff line change
@@ -12,21 +12,22 @@
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"name": "OpenAI Chat Model",
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"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
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"position": [
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],
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"typeVersion": 1
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},
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{
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"parameters": {
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"sessionKey": "={{ $('Webhook').item.json.body.user_id }}_{{ $('Webhook').item.json.body.chat_id }}"
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"sessionKey": "={{ $('Webhook').item.json.body.user_id }}_{{ $('Webhook').item.json.body.chat_id }}",
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"contextWindowLength": 2
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},
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"id": "5c11a401-5dbb-4edd-bd1e-7df6d0844083",
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"name": "Window Buffer Memory",
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"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
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"position": [
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],
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"typeVersion": 1
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},
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"typeVersion": 1,
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"position": [
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],
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"id": "01a2e9b2-0e01-48eb-91ac-628432c5d1a8",
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"name": "Wikipedia"
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"typeVersion": 1,
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"position": [
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],
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"id": "6ec76a25-8339-4c61-88b1-aab1a861c9e3",
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"name": "Calculator"
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"type": "@n8n/n8n-nodes-langchain.lmChatAzureOpenAi",
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"typeVersion": 1,
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"position": [
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],
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"id": "18b4d85b-a797-40d2-b3e3-22fe8985a872",
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"name": "Azure OpenAI Chat Model"
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"typeVersion": 2,
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"position": [
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],
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"id": "5968806c-44bb-42bc-a2d5-f9532954e2e5",
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"name": "Date & Time"
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"text": "={{ $json.body.chatInput }}",
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"options": {
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"systemMessage": "={{ $json.body.systemPrompt }}",
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"maxIterations": 10,
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"returnIntermediateSteps": true,
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"passthroughBinaryImages": true,
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"enableStreaming": true
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}
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},
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"type": "n8n-nodes-base.respondToWebhook",
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"typeVersion": 1.1,
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"position": [
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],
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"id": "184ac106-3444-43e7-a312-c359d6db33a0",
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"name": "Respond error to Webhook"
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"id": "e680d51f-ffb3-459b-b765-0d86881bcc80",
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"name": "Webhook",
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"webhookId": "852c394d-2b99-4688-9045-87aafbd721d1"
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},
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{
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"parameters": {},
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"type": "@n8n/n8n-nodes-langchain.toolThink",
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"typeVersion": 1.1,
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"position": [
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],
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"id": "d4956b3f-e35f-4752-9b96-e015a261136c",
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"name": "Think"
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},
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{
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"parameters": {
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"modelName": "models/gemini-2.5-pro",
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"options": {}
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},
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"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
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"typeVersion": 1,
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"position": [
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],
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"id": "745a19b5-a2ff-4472-a60d-3917e1d08cb6",
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"name": "Google Gemini Chat Model"
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}
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],
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"pinData": {},
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"main": [
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[]
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]
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},
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"Think": {
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"ai_tool": [
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[
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{
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"node": "AI Agent",
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"type": "ai_tool",
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"index": 0
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}
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]
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]
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},
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"Google Gemini Chat Model": {
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"ai_languageModel": [
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[]
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]
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}
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},
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"active": true,
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"settings": {
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"executionOrder": "v1"
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},
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"versionId": "753266e4-fd13-4b7c-be46-30bf91bd4517",
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"versionId": "58d9fa88-0a07-4311-959a-e1d1eb5d4c37",
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"meta": {
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"templateCredsSetupCompleted": true,
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"instanceId": "6350a4271a2777a60d73e3a3c6a9549015b6bfe8b8f285cb566cd69ef87215da"

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