The workflow JSON
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{
"name": "[n8n Template] Smart Webhook AI Router",
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "ai-router",
"responseMode": "responseNode",
"options": {}
},
"id": "d4e5f6a7-0001-0001-0001-d4e5f6a70001",
"name": "Incoming Webhook",
"type": "n8n-nodes-base.webhook",
"typeVersion": 2,
"position": [
200,
300
]
},
{
"parameters": {
"method": "POST",
"url": "https://api.anthropic.com/v1/messages",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "x-api-key",
"value": "={{ $env.ANTHROPIC_API_KEY }}"
},
{
"name": "anthropic-version",
"value": "2023-06-01"
},
{
"name": "content-type",
"value": "application/json"
}
]
},
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={\n \"model\": \"claude-haiku-4-5\",\n \"max_tokens\": 100,\n \"system\": \"You are a request classifier. Analyze the incoming request and respond with ONLY a JSON object: {\\\"route\\\": \\\"<route_name>\\\", \\\"priority\\\": \\\"high|medium|low\\\", \\\"summary\\\": \\\"<one sentence>\\\"}\\n\\nAvailable routes: support, sales, technical, general\",\n \"messages\": [\n {\n \"role\": \"user\",\n \"content\": \"Classify this request: {{ JSON.stringify($json.body || $json) }}\"\n }\n ]\n}",
"options": {}
},
"id": "d4e5f6a7-0002-0002-0002-d4e5f6a70002",
"name": "Claude Classifier",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4,
"position": [
420,
300
]
},
{
"parameters": {
"jsCode": "// Parse Claude's classification response\nconst rawText = $input.first().json.content[0].text;\nlet classification;\n\ntry {\n // Extract JSON from response\n const jsonMatch = rawText.match(/\\{[^}]+\\}/);\n classification = JSON.parse(jsonMatch[0]);\n} catch (e) {\n classification = { route: 'general', priority: 'medium', summary: 'Unable to classify' };\n}\n\nreturn [{\n json: {\n route: classification.route || 'general',\n priority: classification.priority || 'medium',\n summary: classification.summary || '',\n originalPayload: $('Incoming Webhook').first().json\n }\n}];"
},
"id": "d4e5f6a7-0003-0003-0003-d4e5f6a70003",
"name": "Parse Classification",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
640,
300
]
},
{
"parameters": {
"rules": {
"values": [
{
"conditions": {
"options": {
"caseSensitive": false
},
"conditions": [
{
"leftValue": "={{ $json.route }}",
"rightValue": "support",
"operator": {
"type": "string",
"operation": "equals"
}
}
]
},
"renameOutput": true,
"outputKey": "support"
},
{
"conditions": {
"options": {
"caseSensitive": false
},
"conditions": [
{
"leftValue": "={{ $json.route }}",
"rightValue": "technical",
"operator": {
"type": "string",
"operation": "equals"
}
}
]
},
"renameOutput": true,
"outputKey": "technical"
},
{
"conditions": {
"options": {
"caseSensitive": false
},
"conditions": [
{
"leftValue": "={{ $json.route }}",
"rightValue": "sales",
"operator": {
"type": "string",
"operation": "equals"
}
}
]
},
"renameOutput": true,
"outputKey": "sales"
}
]
},
"fallbackOutput": "extra"
},
"id": "d4e5f6a7-0004-0004-0004-d4e5f6a70004",
"name": "Route Switch",
"type": "n8n-nodes-base.switch",
"typeVersion": 3,
"position": [
860,
300
]
},
{
"parameters": {
"respondWith": "json",
"responseBody": "={\n \"received\": true,\n \"route\": \"{{ $('Parse Classification').first().json.route }}\",\n \"priority\": \"{{ $('Parse Classification').first().json.priority }}\",\n \"summary\": \"{{ $('Parse Classification').first().json.summary }}\"\n}",
"options": {}
},
"id": "d4e5f6a7-0005-0005-0005-d4e5f6a70005",
"name": "Return Route Result",
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1,
"position": [
640,
500
]
}
],
"connections": {
"Incoming Webhook": {
"main": [
[
{
"node": "Claude Classifier",
"type": "main",
"index": 0
},
{
"node": "Return Route Result",
"type": "main",
"index": 0
}
]
]
},
"Claude Classifier": {
"main": [
[
{
"node": "Parse Classification",
"type": "main",
"index": 0
}
]
]
},
"Parse Classification": {
"main": [
[
{
"node": "Route Switch",
"type": "main",
"index": 0
}
]
]
}
},
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "n8n-claude-template-04",
"meta": {
"templateCredsSetupCompleted": false
},
"staticData": null
}
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About this workflow
[n8n Template] Smart Webhook AI Router. Uses httpRequest. Webhook trigger; 5 nodes.
Source: https://github.com/eightask01-design/claude-powered-n8n-templates/blob/main/workflows/04-webhook-ai-router/workflow.json — original creator credit. Request a take-down →
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