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 →
{
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "chat",
"responseMode": "responseNode",
"options": {}
},
"type": "n8n-nodes-base.webhook",
"typeVersion": 2.1,
"position": [
0,
0
],
"id": "2cfe661b-fdd4-4026-a082-867b2a1ab328",
"name": "Incoming_request"
},
{
"parameters": {
"jsCode": "const input = $input.item.json;\nconst messages = [];\n\nmessages.push({\n role: \"system\",\n content: `You are an assistant that extracts stock or crypto tickers if they exist.\n\nReturn VALID JSON ONLY in this format:\n{\n \"text\": string,\n \"ticker\": string | null\n}\n\nRules:\n- Use standard tickers (AAPL, TSLA, BTCUSDT, SPX)\n- If no ticker is clearly mentioned or implied, set ticker to null\n- Do not invent tickers\n- No markdown code blocks\n- No backticks\n- Raw JSON only`\n});\n\nif (Array.isArray(input.history)) {\n for (const msg of input.history) {\n if (msg.role && msg.content) {\n messages.push({ role: msg.role, content: msg.content });\n }\n }\n}\n\nconst userMessage = input.message || input.body?.message || \"\";\nif (userMessage.trim()) {\n messages.push({ role: \"user\", content: userMessage });\n}\n\nreturn { \n session_id: input.session_id || input.body?.session_id || \"default-session\", \n messages \n};"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
240,
0
],
"id": "prepare-prompt",
"name": "Prepare Prompt"
},
{
"parameters": {
"method": "POST",
"url": "https://api.perplexity.ai/chat/completions",
"authentication": "predefinedCredentialType",
"nodeCredentialType": "httpBearerAuth",
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={{ JSON.stringify({\n model: \"sonar-pro\",\n messages: $json.messages,\n temperature: 0\n}) }}",
"options": {
"timeout": 30000
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.3,
"position": [
480,
0
],
"id": "perplexity-api",
"name": "Perplexity API",
"credentials": {
"httpBearerAuth": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"jsCode": "const response = $input.item.json;\n\nlet content = response.choices?.[0]?.message?.content || \"\";\n\ncontent = content\n .replace(/```json\\s*/gi, '')\n .replace(/```\\s*/g, '')\n .replace(/^`+|`+$/g, '')\n .trim();\n\nconst jsonMatch = content.match(/\\{[\\s\\S]*\\}/);\nif (jsonMatch) {\n content = jsonMatch[0];\n}\n\nlet parsed;\ntry {\n parsed = JSON.parse(content);\n} catch (error) {\n content = content.replace(/[\\r\\n]+/g, ' ');\n try {\n parsed = JSON.parse(content);\n } catch (e) {\n throw new Error(`Failed to parse JSON: ${content}`);\n }\n}\n\nconst sessionId = $('Prepare Prompt').item.json.session_id;\n\nreturn {\n session_id: sessionId,\n text: parsed.text || \"\",\n ticker: parsed.ticker || null\n};"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
720,
0
],
"id": "parse-response",
"name": "Parse Response"
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict"
},
"conditions": [
{
"id": "has-ticker",
"leftValue": "={{ $json.ticker }}",
"rightValue": "",
"operator": {
"type": "string",
"operation": "notEmpty"
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.2,
"position": [
960,
0
],
"id": "check-ticker",
"name": "Has Ticker?"
},
{
"parameters": {
"jsCode": "const ticker = $input.item.json.ticker;\nconst text = $input.item.json.text;\nconst sessionId = $input.item.json.session_id;\n\n// Generate a simple chart URL using QuickChart\nconst chartConfig = {\n type: 'line',\n data: {\n labels: ['5d ago', '4d ago', '3d ago', '2d ago', 'Yesterday', 'Today'],\n datasets: [{\n label: ticker + ' Price Trend',\n data: [100, 102, 101, 105, 107, 110],\n borderColor: 'rgb(34, 139, 34)',\n backgroundColor: 'rgba(34, 139, 34, 0.1)',\n fill: true,\n tension: 0.4,\n pointRadius: 4,\n pointHoverRadius: 6\n }]\n },\n options: {\n title: {\n display: true,\n text: ticker + ' - Price Chart',\n fontSize: 18,\n fontColor: '#333'\n },\n legend: {\n display: false\n },\n scales: {\n yAxes: [{\n ticks: {\n callback: function(value) {\n return '$' + value;\n }\n },\n gridLines: {\n color: 'rgba(0, 0, 0, 0.1)'\n }\n }],\n xAxes: [{\n gridLines: {\n display: false\n }\n }]\n }\n }\n};\n\n// Generate chart URL\nconst chartUrl = `https://quickchart.io/chart?width=600&height=300&backgroundColor=white&c=${encodeURIComponent(JSON.stringify(chartConfig))}`;\n\n// Alternative chart services you can use:\n// TradingView: https://www.tradingview.com/chart/?symbol=${ticker}\n// FinViz: https://finviz.com/chart.ashx?t=${ticker}&ty=c&ta=1&p=d\n\nreturn {\n session_id: sessionId,\n text: text,\n ticker: ticker,\n chart_url: chartUrl,\n chart_embed: `<img src=\"${chartUrl}\" alt=\"${ticker} chart\" />`,\n tradingview_link: `https://www.tradingview.com/chart/?symbol=${ticker}`\n};"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1200,
-100
],
"id": "generate-chart",
"name": "Generate Chart"
},
{
"parameters": {
"jsCode": "const sessionId = $input.item.json.session_id;\nconst text = $input.item.json.text;\n\nreturn {\n session_id: sessionId,\n text: text,\n ticker: null,\n chart_url: null,\n tradingview_link: null\n};"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1200,
100
],
"id": "no-chart",
"name": "No Chart"
},
{
"parameters": {
"options": {}
},
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.5,
"position": [
1440,
0
],
"id": "respond-webhook",
"name": "Respond to Webhook"
}
],
"connections": {
"Incoming_request": {
"main": [
[
{
"node": "Prepare Prompt",
"type": "main",
"index": 0
}
]
]
},
"Prepare Prompt": {
"main": [
[
{
"node": "Perplexity API",
"type": "main",
"index": 0
}
]
]
},
"Perplexity API": {
"main": [
[
{
"node": "Parse Response",
"type": "main",
"index": 0
}
]
]
},
"Parse Response": {
"main": [
[
{
"node": "Has Ticker?",
"type": "main",
"index": 0
}
]
]
},
"Has Ticker?": {
"main": [
[
{
"node": "Generate Chart",
"type": "main",
"index": 0
}
],
[
{
"node": "No Chart",
"type": "main",
"index": 0
}
]
]
},
"Generate Chart": {
"main": [
[
{
"node": "Respond to Webhook",
"type": "main",
"index": 0
}
]
]
},
"No Chart": {
"main": [
[
{
"node": "Respond to Webhook",
"type": "main",
"index": 0
}
]
]
}
},
"meta": {
"templateCredsSetupCompleted": true
}
}
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.
httpBearerAuth
Pro
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About this workflow
Perplexity Node2. Uses httpRequest. Webhook trigger; 8 nodes.
Source: https://github.com/aryan4184/CandleCodexAI/blob/c84acbe30c5c71278df6fbfa534e0ab19563b618/n8n/perplexity_node2.json — original creator credit. Request a take-down →
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