Momentum AI Agent

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": "Momentum Ai agent",
  "nodes": [
    {
      "parameters": {
        "path": "ai-generated-description-momentumPWA",
        "authentication": "headerAuth",
        "responseMode": "responseNode",
        "options": {}
      },
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 2.1,
      "position": [
        0,
        0
      ],
      "id": "177d8bb0-7aae-44aa-aec0-d2b8455e0a42",
      "name": "Webhook",
      "credentials": {
        "httpHeaderAuth": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "modelId": {
          "__rl": true,
          "value": "models/gemini-2.5-flash",
          "mode": "list",
          "cachedResultName": "models/gemini-2.5-flash"
        },
        "messages": {
          "values": [
            {
              "content": "=You are a helpful productivity assistant. The user has provided a title for a {{ $json.query.type ? $json.query.type : 'task_title' }}: \"{{ $json.query.project_title }}\".\n\nIf this is a 'project':\n- Generate a comprehensive, high-level overview of what is needed to complete this project.\n- Keep it under 40 words.\n- Be professional and structured.\n\nIf this is a 'task':\n- Generate a concise, actionable, and motivating description.\n- Keep it under 20 words.\n\nOutput ONLY the description text. Do not include quotes or labels like \"Description:\"."
            }
          ]
        },
        "builtInTools": {},
        "options": {}
      },
      "type": "@n8n/n8n-nodes-langchain.googleGemini",
      "typeVersion": 1.1,
      "position": [
        304,
        0
      ],
      "id": "d106e3a5-8b2c-4973-868a-6d93552ac86b",
      "name": "Message a model",
      "credentials": {
        "googlePalmApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "respondWith": "text",
        "responseBody": "={{ $json.content.parts[0].text }}",
        "options": {}
      },
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1.5,
      "position": [
        656,
        0
      ],
      "id": "dcd04db9-8f85-4c88-b854-21000bb88740",
      "name": "Respond to Webhook"
    }
  ],
  "connections": {
    "Webhook": {
      "main": [
        [
          {
            "node": "Message a model",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Message a model": {
      "main": [
        [
          {
            "node": "Respond to Webhook",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": true,
  "settings": {
    "executionOrder": "v1",
    "availableInMCP": false,
    "timeSavedMode": "fixed",
    "callerPolicy": "workflowsFromSameOwner"
  },
  "versionId": "6ea2a370-066f-4818-ad0f-640f205b9431",
  "meta": {
    "templateCredsSetupCompleted": true
  },
  "id": "nxktgODANFrmKV4r",
  "tags": []
}

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.

• googlePalmApi
• httpHeaderAuth

About this workflow

Momentum Ai agent. Uses googleGemini. Webhook trigger; 3 nodes.

Source: https://github.com/Abdullah-Alholiel/mutual-tasks-pwa-webapp/blob/main/n8n-desc-auto.json — original creator credit. Request a take-down →

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