Reddit Monitoring with AI Sentiment Analysis

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 →

{
  "id": "dD40GBdbEeQMb7pr",
  "meta": {
    "templateCredsSetupCompleted": true
  },
  "name": "Reddit mentions tracker",
  "tags": [],
  "nodes": [
    {
      "id": "927d0c54-a30e-4f29-b994-56b2b8fc16ed",
      "name": "Gmail",
      "type": "n8n-nodes-base.gmail",
      "position": [
        -1968,
        432
      ],
      "parameters": {
        "simple": false,
        "filters": {
          "sender": "user@example.com",
          "receivedAfter": "={{ $now.minus(1,\"hour\") }}"
        },
        "options": {},
        "operation": "getAll",
        "returnAll": true
      },
      "credentials": {
        "gmailOAuth2": {
          "name": "<your credential>"
        }
      },
      "notesInFlow": false,
      "typeVersion": 2.1,
      "alwaysOutputData": false
    },
    {
      "id": "c8d3265b-69a0-44ce-8807-948e0632b4a8",
      "name": "Schedule Trigger",
      "type": "n8n-nodes-base.scheduleTrigger",
      "position": [
        -2288,
        432
      ],
      "parameters": {
        "rule": {
          "interval": [
            {
              "field": "hours"
            }
          ]
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "f5d3777f-5619-4c2a-a23b-6cee1a3651ab",
      "name": "OpenAI",
      "type": "@n8n/n8n-nodes-langchain.openAi",
      "position": [
        -1168,
        448
      ],
      "parameters": {
        "modelId": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-5",
          "cachedResultName": "GPT-5"
        },
        "options": {},
        "messages": {
          "values": [
            {
              "role": "system",
              "content": "# Your Role  \nYou are an **expert social intelligence analyst for [COMPANY]**.\n\nYour task is to analyze how [COMPANY] is discussed across **Reddit**.\n\nApproach each mention with the mindset of a **strategic listener** \u2014 someone who interprets online discussions not just at face value, but as valuable signals for **brand perception, community sentiment, and product opportunities**.\n\nYour analysis will directly inform **[COMPANY]'s Growth and Product teams**, helping them identify:  \n- Product feedback or friction points  \n- Potential feature opportunities  \n- Community engagement moments  \n- Gaps in messaging or positioning  \n\nYou will interpret these mentions with a strategic lens to understand **user perception, sentiment, and intent**, helping the [COMPANY] team identify opportunities for engagement, product improvement, and community growth.\n\n---\n\n# About [COMPANY]  \n[...] similar to [CLOSE COMPETITORS].\n\n## Audience  \n[...]\n\n## Reference Context  \n- With [COMPANY] users build [...]  \n- They need [...]  \n- **Ideal for:** [...]  \n- **Not for:** [...]  \n\n---\n\n### Your Mission  \nWhen a reddit mention is provided, analyze it as if you were reporting to [COMPANY]\u2019s **Growth and Product teams**. You should:  \n- Understand the **context** of the mention.  \n- Identify **why** the user is talking about [COMPANY].  \n- Classify it based on its **purpose or intent** (support, feedback, feature request, etc.).  \n- Determine the **sentiment** (positive, negative, neutral) toward [COMPANY].\n\n---\n\n### Classification Categories  \nChoose **one** of the following categories for each mention:\n\n1. **Support** \u2014 Mentions asking for help, reporting bugs, or describing technical issues.  \n2. **Feature Requests** \u2014 Suggestions or ideas for new features or enhancements.  \n3. **Product Insight** \u2014 Feedback, opinions, or comparisons with competitors that reveal how users perceive the product.  \n4. **Pre-Sales Queries** \u2014 Questions about pricing, plans, or purchase decisions.  \n5. **Community Engagement** \u2014 Mentions showcasing projects, tutorials, use cases, or positive discussions about [COMPANY].  \n6. **Miscellaneous** \u2014 Off-topic mentions or unrelated references that don\u2019t fit other categories.\n\n---\n\n### Sentiment Guidelines  \nLabel the sentiment as one of the following:  \n- **Positive:** Expresses satisfaction, excitement, appreciation, or constructive enthusiasm.  \n- **Negative:** Expresses frustration, criticism, or disappointment.  \n- **Neutral:** Informational, factual, or balanced statements without emotional tone.\n\n---\n\n### Output Requirements  \nProvide your analysis in the following JSON format.  \n**Do not explain or elaborate beyond the JSON output.**\n\n```json\n{\n  \"Category\": \"[Selected category]\",\n  \"Sentiment\": \"[Positive/Negative/Neutral]\",\n  \"Reasoning\": \"[A concise explanation of why this category and sentiment were chosen]\"\n}\n"
            },
            {
              "content": "={{ $json.html.split('\\n')[3].removeTags().split(': ')[1].toString()}}\n{{ $json.html.split('\\n')[4].removeTags().split(': ')[0].toString().trim()}}"
            }
          ]
        },
        "jsonOutput": true
      },
      "credentials": {
        "openAiApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1.6
    },
    {
      "id": "4f06dfab-72aa-49df-bc47-fa293bc025f0",
      "name": "Loop Over Items",
      "type": "n8n-nodes-base.splitInBatches",
      "position": [
        -1664,
        432
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 3
    },
    {
      "id": "b3a58467-8195-4993-883a-c96e3fa439c1",
      "name": "Get many comments in a post",
      "type": "n8n-nodes-base.reddit",
      "position": [
        -1504,
        1072
      ],
      "parameters": {
        "postId": "={{ $json.id }}",
        "resource": "postComment",
        "operation": "getAll",
        "returnAll": true,
        "subreddit": "={{ $json.subreddit }}"
      },
      "credentials": {
        "redditOAuth2Api": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "2c78e59d-3410-460d-98b3-fde760c36300",
      "name": "Get a post",
      "type": "n8n-nodes-base.reddit",
      "position": [
        -1712,
        1072
      ],
      "parameters": {
        "postId": "={{ $json.link.split(\"/comments/\")[1].split(\"/\")[0] }}",
        "operation": "get",
        "subreddit": "={{ $json.account.split(\"/r/\")[1].split(\"/\")[0] }}"
      },
      "credentials": {
        "redditOAuth2Api": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "306a28ef-5cec-4f1b-9373-185789101e6c",
      "name": "Code in JavaScript2",
      "type": "n8n-nodes-base.code",
      "position": [
        -1280,
        1072
      ],
      "parameters": {
        "jsCode": "// Get all comment objects from previous node (\"Get many comments in a post\")\nconst comments = items.map(item => item.json);\n\n// Recursive Markdown builder to handle replies\nfunction toMarkdown(list, level = 0) {\n  let md = '';\n  for (const c of list) {\n    // Skip deleted or invalid comments\n    if (!c || !c.author || !c.body) continue;\n\n    const indent = '  '.repeat(level);\n    const body = c.body\n      .replace(/\\n+/g, ' ')\n      .replace(/\\s{2,}/g, ' ')\n      .trim();\n\n    // Build a permalink \u2014 Reddit provides 'permalink' directly (relative path)\n    const permalink = c.permalink\n      ? `https://www.reddit.com${c.permalink}`\n      : '';\n\n    // Format one Markdown line per comment\n    md += `${indent}- **[${c.author}](${permalink || '#'})**: ${body}\\n`;\n\n    // Handle nested replies recursively\n    if (c.replies?.data?.children?.length) {\n      const replies = c.replies.data.children\n        .filter(r => r.kind === 't1')\n        .map(r => r.data);\n      md += toMarkdown(replies, level + 1);\n    }\n  }\n  return md;\n}\n\n// Build markdown for all comments\nconst markdown = toMarkdown(comments);\n\n// Output a single Markdown string\nreturn [{ json: { markdown } }];"
      },
      "typeVersion": 2
    },
    {
      "id": "c9bae23a-ad01-464a-80b8-f587d7c44480",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -2400,
        160
      ],
      "parameters": {
        "color": 5,
        "width": 992,
        "height": 608,
        "content": "# Step 1: Check inbox for alerts from F5bot every hour"
      },
      "typeVersion": 1
    },
    {
      "id": "0f4deea0-0a6b-40ba-a727-f62496b916d4",
      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1392,
        160
      ],
      "parameters": {
        "color": 5,
        "width": 656,
        "height": 608,
        "content": "# Step 2: Classify the conversation and determine its sentiment"
      },
      "typeVersion": 1
    },
    {
      "id": "493d9355-39f7-42e8-8a2c-7eba68628fbb",
      "name": "Sticky Note3",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1072,
        784
      ],
      "parameters": {
        "color": 6,
        "width": 672,
        "height": 496,
        "content": "# Extract insightful signals for leadership, product, marketing, and support teams.\n"
      },
      "typeVersion": 1
    },
    {
      "id": "019aa61d-920d-49d1-a8cc-47f94753e750",
      "name": "Sticky Note4",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -720,
        160
      ],
      "parameters": {
        "color": 5,
        "width": 400,
        "height": 608,
        "content": "# Step 3: Store the data"
      },
      "typeVersion": 1
    },
    {
      "id": "76e8800f-2a65-4857-b04b-2120bb15060b",
      "name": "Webhook",
      "type": "n8n-nodes-base.webhook",
      "position": [
        -2320,
        1072
      ],
      "parameters": {
        "path": "8bc532ac-315a-4987-9f21-3d48c50f2b99",
        "options": {},
        "httpMethod": "POST",
        "responseMode": "responseNode"
      },
      "typeVersion": 2.1
    },
    {
      "id": "dc9ddd40-d5b7-48eb-9420-fbd50f71c325",
      "name": "Sticky Note5",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -384,
        784
      ],
      "parameters": {
        "color": 6,
        "width": 352,
        "height": 496,
        "content": "# Store the summary"
      },
      "typeVersion": 1
    },
    {
      "id": "02f1396c-5b8d-47f2-9951-e5f4287bd8e9",
      "name": "Message a model",
      "type": "@n8n/n8n-nodes-langchain.openAi",
      "position": [
        -864,
        992
      ],
      "parameters": {
        "modelId": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-5",
          "cachedResultName": "GPT-5"
        },
        "options": {},
        "responses": {
          "values": [
            {
              "role": "system",
              "content": "# Role  \nYou are an **Elite Insight Analyst** tasked with analyzing a Reddit discussion that includes posts and comments about **[TOPIC]** creation using tools such as **[COMPANY & COMPETITORS]** or similar platforms.  \n\nYour goal is **not to summarize linearly**, but to extract **insightful signals** that could be valuable to the **[COMPANY] product, marketing, business, or customer teams**.\n\n---\n\n# Tone & Depth  \nYour analysis should be:  \n- **Concise but insightful** \u2014 focus on signals, not noise.  \n- **Neutral and evidence-based** \u2014 represent the conversation fairly, link to specific comments for reference.  \n- **Strategic in framing** \u2014 highlight what matters to product, growth, or customer experience.  \n\n---\n\n# Framework  \nPlease produce your output **in bullet points** using the structure below.\n\n---\n\n## **Topic / Theme Summary**  \n- What is the overall topic or question being discussed?  \n- Why is this conversation happening now (if apparent)?  \n\n---\n\n## **Key Insights & Takeaways**  \nSummarize the main ideas, opinions, or trends shared in the thread.  \nHighlight anything related to **[COMPANY], [TOOL CATEGORY], competitors, pricing, UX, AI features, integrations**.\n\nGroup insights by theme, such as:  \n- Product feedback  \n- Support issues  \n- Performance concerns  \n- Community sentiment  \n- Workflow preferences  \n- Comparisons to competitors  \n\n---\n\n## **Actionable Signals for [COMPANY]**  \n- Identify specific feedback or requests that could inform **product roadmap decisions**.  \n- Note **pain points** or gaps users are experiencing (what they wish existed, what\u2019s confusing, what\u2019s broken).  \n- Flag **positive mentions** \u2014 what users love, recommend, or repeatedly praise.  \n- If **competitors are mentioned**, summarize how [COMPANY] is being compared (positively or negatively).  \n\n---\n\n## **Sentiment & Tone Snapshot**  \n- Overall tone of the thread: **positive / neutral / negative**.  \n- Any **strong emotions**, recurring frustrations, or standout enthusiasm signals.  "
            },
            {
              "content": "={{\"Main Post: \" + $(\"Get a post\").first().json.selftext + \"\\nComments in markdown format: \" + $json.markdown}}"
            }
          ]
        },
        "builtInTools": {}
      },
      "credentials": {
        "openAiApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 2
    },
    {
      "id": "166bcece-240d-411f-8837-3b89f2580a7a",
      "name": "Respond to Webhook",
      "type": "n8n-nodes-base.respondToWebhook",
      "position": [
        -256,
        1104
      ],
      "parameters": {
        "options": {
          "responseHeaders": {
            "entries": [
              {
                "name": "Content-Type",
                "value": "text/html"
              }
            ]
          }
        },
        "respondWith": "text",
        "responseBody": "={{ $('Message a model').first().json.output[0].content[0].text }}"
      },
      "typeVersion": 1.4
    },
    {
      "id": "12d088a5-46cb-46dc-b3d5-55c7c1747b37",
      "name": "Sticky Note2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1792,
        784
      ],
      "parameters": {
        "color": 6,
        "width": 704,
        "height": 496,
        "content": "# Fetch the entire conversation: Reddit post + comments"
      },
      "typeVersion": 1
    },
    {
      "id": "c8a80cfa-2ea8-451a-ad5e-47ae68c0826f",
      "name": "Update a row",
      "type": "n8n-nodes-base.supabase",
      "position": [
        -256,
        896
      ],
      "parameters": {
        "filters": {
          "conditions": [
            {
              "keyName": "id",
              "keyValue": "={{ $(\"Get a row\").first().json.id }}",
              "condition": "eq"
            },
            {
              "keyName": "link",
              "keyValue": "=*{{ $('Get a post').first().json.id }}*",
              "condition": "ilike"
            }
          ]
        },
        "tableId": "all_mentions",
        "fieldsUi": {
          "fieldValues": [
            {
              "fieldId": "thread_summary",
              "fieldValue": "={{ $json.output[0].content[0].text }}"
            },
            {
              "fieldId": "raw_full_thread",
              "fieldValue": "={{\"Main Post: \" + $(\"Get a post\").first().json.selftext + \"\\nComments in markdown format: \" + $json.markdown}}"
            }
          ]
        },
        "operation": "update"
      },
      "credentials": {
        "supabaseApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "5f25486e-481b-4d23-9bca-8bb0a27d12ab",
      "name": "Get a row",
      "type": "n8n-nodes-base.supabase",
      "position": [
        -2032,
        1072
      ],
      "parameters": {
        "filters": {
          "conditions": [
            {
              "keyName": "id",
              "keyValue": "={{ $json.body.id }}"
            }
          ]
        },
        "tableId": "all_mentions",
        "operation": "get"
      },
      "credentials": {
        "supabaseApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "a0421654-8eca-47f2-a845-a4a910a89110",
      "name": "Create a row",
      "type": "n8n-nodes-base.supabase",
      "position": [
        -560,
        448
      ],
      "parameters": {
        "tableId": "all_mentions",
        "fieldsUi": {
          "fieldValues": [
            {
              "fieldId": "title",
              "fieldValue": "={{ $('Gmail').first().json.html.split('\\n')[3].removeTags().split(': ')[1].toString()}}"
            },
            {
              "fieldId": "body",
              "fieldValue": "={{ $('Gmail').first().json.html.split('\\n')[4].removeTags().split(': ')[0].toString().trim()}}"
            },
            {
              "fieldId": "link",
              "fieldValue": "={{\n  (() => {\n    const html = $('Gmail').first().json.html.toString();\n    const rawUrl = html.extractUrl().split(\"'\")[0];\n\n    try {\n      const parsed = new URL(rawUrl);\n      let u = parsed.searchParams.get('u');\n      if (!u) return rawUrl;\n\n      // Decode multiple times if necessary\n      for (let i = 0; i < 3; i++) {\n        try {\n          const decoded = decodeURIComponent(u);\n          if (decoded === u) break;\n          u = decoded;\n        } catch (e) { break; }\n      }\n\n      return u;\n    } catch (e) {\n      const match = rawUrl.match(/[?&]u=([^&]+)/);\n      return match ? decodeURIComponent(match[1]) : rawUrl;\n    }\n  })()\n}}"
            },
            {
              "fieldId": "account",
              "fieldValue": "={{ $('Gmail').first().json.html.split('\\n')[3].removeTags().split(':')[0].split(' ')[4].slice(1,-1).toString().toString()}}"
            },
            {
              "fieldId": "posted_at",
              "fieldValue": "={{ $('Gmail').first().json.headers.date.toDateTime() }}"
            },
            {
              "fieldId": "category",
              "fieldValue": "={{ $('OpenAI').first().json.message.content.Category }}"
            },
            {
              "fieldId": "sentiment",
              "fieldValue": "={{ $('OpenAI').first().json.message.content.Sentiment }}"
            },
            {
              "fieldId": "classification_reasoning",
              "fieldValue": "={{ $('OpenAI').first().json.message.content.Reasoning }}"
            }
          ]
        }
      },
      "credentials": {
        "supabaseApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "9baa7d76-7f4f-4592-b528-0bc77093502e",
      "name": "Sticky Note6",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -2400,
        784
      ],
      "parameters": {
        "color": 6,
        "width": 592,
        "height": 496,
        "content": "# Step 4: When the user clicks on \"AI Summary\" get the relevant data"
      },
      "typeVersion": 1
    },
    {
      "id": "4980960d-84c7-46ea-ae1b-e30687608c42",
      "name": "Sticky Note7",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -2992,
        160
      ],
      "parameters": {
        "width": 560,
        "height": 1856,
        "content": "# Why This Workflow Is Useful\n- Reddit is a **goldmine** for user intelligence and high-intent leads, but manually tracking subreddits for posts and comment threads is **time-consuming**.\n\n- This workflow automates the entire process so you only spend **1\u20132 hours a week**, while still keeping your engagement authentic and human.\n\n- It surfaces what users love, dislike, want changed, and how they compare you to competitors.\n\n- Helping founders and growth teams build a continuous **voice-of-customer engine** that drives smarter product, marketing, sales, and support decisions.\n\n---\n\n# Requirements\n- [F5Bot](https://f5bot.com) account (free)\n- Gmail integration\n- OpenAI API key\n- Supabase project\n- WeWeb (free)\n\n---\n\n# Setup\n- Import the workflow  \n- Set email alerts for product, competitor, or category terms using [F5Bot](https://f5bot.com)  \n- Connect your Gmail  \n- Modify the prompts with your product description, ICP, features, and competitors  \n- Create your Supabase table with schema:\n![](https://cdn.weweb.io/designs/85cd0d79-e649-4575-98bc-da988cea7dc7/sections/CleanShot_2025-11-21_at_12.48.37@2x.png?_wwcv=1763709540885)\n- Connect your Supabase project  \n- Connect the webhook to your WeWeb dashboard  \n\n**Detailed setup guide:** [here](https://www.weweb.io/blog/reddit-seo-automation)\n"
      },
      "typeVersion": 1
    }
  ],
  "active": false,
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "e21a090e-5df8-4adc-a0ee-ad0f88e15d8c",
  "connections": {
    "Gmail": {
      "main": [
        [
          {
            "node": "Loop Over Items",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI": {
      "main": [
        [
          {
            "node": "Create a row",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Webhook": {
      "main": [
        [
          {
            "node": "Get a row",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get a row": {
      "main": [
        [
          {
            "node": "Get a post",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get a post": {
      "main": [
        [
          {
            "node": "Get many comments in a post",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Create a row": {
      "main": [
        [
          {
            "node": "Loop Over Items",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Update a row": {
      "main": [
        []
      ]
    },
    "Loop Over Items": {
      "main": [
        [],
        [
          {
            "node": "OpenAI",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Message a model": {
      "main": [
        [
          {
            "node": "Respond to Webhook",
            "type": "main",
            "index": 0
          },
          {
            "node": "Update a row",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Schedule Trigger": {
      "main": [
        [
          {
            "node": "Gmail",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Code in JavaScript2": {
      "main": [
        [
          {
            "node": "Message a model",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Get many comments in a post": {
      "main": [
        [
          {
            "node": "Code in JavaScript2",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

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.

• gmailOAuth2
• openAiApi
• redditOAuth2Api
• supabaseApi

About this workflow

It tracks discussions across target subreddits, surfaces what users love, dislike, want changed, and highlights how they compare you to competitors.

Source: https://n8n.io/workflows/11182/ — original creator credit. Request a take-down →

More AI & RAG workflows → · Browse all categories →

Related workflows

Workflows that share integrations, category, or trigger type with this one. All free to copy and import.