The workflow JSON
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{
"name": "Product Description Agent",
"nodes": [
{
"parameters": {},
"id": "27e72932-111e-4037-8bb6-15ac847aec62",
"name": "Manual Trigger",
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
220,
320
]
},
{
"parameters": {
"keepOnlySet": true,
"values": {
"string": [
{
"name": "agent_slug",
"value": "product-description-agent"
},
{
"name": "agent_title",
"value": "Product Description Agent"
},
{
"name": "agent_description",
"value": "Schreibt konversionsstarke Produktbeschreibungen mit Nutzenfokus und klaren USPs."
},
{
"name": "system_prompt",
"value": "Du bist ein hochspezialisierter Business-Agent. Arbeite pr\u00e4zise, strukturiert, umsetzungsorientiert und ohne Halluzinationen. Nutze ausschlie\u00dflich die bereitgestellten Eingaben. Wenn Daten fehlen oder unsicher sind, markiere sie explizit als offen. Antworte standardm\u00e4\u00dfig auf Deutsch, au\u00dfer die Eingabe verlangt etwas anderes. Liefere Ergebnisse so, dass ein Team sie direkt weiterverwenden kann.\n\nRolle: Product Description Agent. Aufgabe: Schreibt konversionsstarke Produktbeschreibungen mit Nutzenfokus und klaren USPs. Arbeite immer in diesem Output-Rahmen: Short description, Long description, USP bullets, CTA line."
},
{
"name": "task",
"value": "Erstelle eine \u00fcberzeugende Produktbeschreibung f\u00fcr Shop oder Landingpage."
},
{
"name": "goal",
"value": "Produktnutzen klar machen und Conversion verbessern."
},
{
"name": "context",
"value": "Digitale Produkte / Templates / Software-Angebote mit klarem Outcome."
},
{
"name": "input_data",
"value": "{\n \"product_name\": \"AI Lead Qualification Template Pack\",\n \"target_audience\": \"Agenturen und KMU\",\n \"core_benefits\": [\n \"spart Zeit\",\n \"verk\u00fcrzt Reaktionszeit\",\n \"fertige Vorlagen\"\n ],\n \"features\": [\n \"n8n JSON\",\n \"Flowise JSON\",\n \"OpenAI Builder Blueprint\"\n ],\n \"tone\": \"premium direkt\",\n \"language\": \"de\"\n}"
},
{
"name": "output_format",
"value": "Markdown mit klaren \u00dcberschriften und Bulletpoints"
},
{
"name": "output_schema",
"value": "\n- Short description\n- Long description\n- USP bullets\n- CTA line"
},
{
"name": "extra_rules",
"value": "Nutzen vor Features. Keine leeren Marketingphrasen."
},
{
"name": "sample_customer_value",
"value": "Dieser Agent schreibt produktstarke Beschreibungen."
}
]
}
},
"id": "5586a122-03a9-40d1-a6dc-d4e3ce0bdbc4",
"name": "Set Agent Input",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
480,
320
]
},
{
"parameters": {
"jsCode": "const user_message = `Aufgabe: ${$json.task}\n\nZiel: ${$json.goal}\n\nKontext: ${$json.context}\n\nEingabedaten (JSON oder Text):\n${$json.input_data}\n\nErwartete Ausgabebausteine:\n${$json.output_schema}\n\nZusatzregeln:\n${$json.extra_rules}`;\n\nreturn [{\n json: {\n ...$json,\n user_message,\n import_note: 'Nach dem Import nur OPENAI_API_KEY bzw. HTTP Credential und optional OPENAI_MODEL anpassen.'\n }\n}];"
},
"id": "23654194-b1fe-4ed8-b86a-aae5753ab126",
"name": "Build Prompt",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
760,
320
]
},
{
"parameters": {
"method": "POST",
"url": "https://api.openai.com/v1/responses",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "=Bearer {{$env.OPENAI_API_KEY}}"
},
{
"name": "Content-Type",
"value": "application/json"
}
]
},
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={{ JSON.stringify({ model: $env.OPENAI_MODEL || 'gpt-4.1', instructions: $json.system_prompt, input: $json.user_message }) }}",
"options": {}
},
"id": "cf8472ac-5e10-4549-bf1f-5ab95c59d962",
"name": "Call OpenAI Responses API",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1040,
320
]
},
{
"parameters": {
"jsCode": "const body = $json;\n let text = '';\n if (Array.isArray(body.output)) {\n for (const item of body.output) {\n if (Array.isArray(item.content)) {\n for (const c of item.content) {\n if (c.type === 'output_text' && c.text) text += c.text + '\n';\n }\n }\n }\n }\n return [{\n json: {\n agent: $('Set Agent Input').first().json.agent_title,\n result: text.trim(),\n raw_response: body\n }\n }];"
},
"id": "861771ef-8d3a-41d5-b694-265076e067a7",
"name": "Extract Result",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1300,
320
]
}
],
"connections": {
"Manual Trigger": {
"main": [
[
{
"node": "Set Agent Input",
"type": "main",
"index": 0
}
]
]
},
"Set Agent Input": {
"main": [
[
{
"node": "Build Prompt",
"type": "main",
"index": 0
}
]
]
},
"Build Prompt": {
"main": [
[
{
"node": "Call OpenAI Responses API",
"type": "main",
"index": 0
}
]
]
},
"Call OpenAI Responses API": {
"main": [
[
{
"node": "Extract Result",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
},
"meta": {
"templateCredsSetupCompleted": false
},
"active": false,
"versionId": "e70f393f-790f-42a8-99bc-46ba493e73cb",
"id": "96d0788a-1800-4e20-87bd-24ca4a567723",
"tags": [
"ai",
"template",
"product-description-agent"
]
}
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About this workflow
Product Description Agent. Uses httpRequest. Event-driven trigger; 5 nodes.
Source: https://github.com/kitz-labs/agent-templates-de/blob/1f4f4a5be56b818bda297731135696542f4907d5/produktbeschreibung-agent/n8n/produktbeschreibung-agent.n8n.json — original creator credit. Request a take-down →
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