Slack Bot with Agent Studio Integration

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": "Agent Studio - Slack Bot",
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "slack-mention",
        "responseMode": "responseNode",
        "options": {}
      },
      "id": "webhook-trigger",
      "name": "Slack Webhook Trigger",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 2,
      "position": [
        240,
        300
      ],
      "notes": "Set this URL in Slack App \u2192 Event Subscriptions \u2192 Request URL"
    },
    {
      "parameters": {
        "conditions": {
          "options": {
            "caseSensitive": true,
            "leftValue": "",
            "typeValidation": "strict"
          },
          "conditions": [
            {
              "id": "url_verification",
              "leftValue": "={{ $json.body.type }}",
              "rightValue": "url_verification",
              "operator": {
                "type": "string",
                "operation": "equals"
              }
            }
          ],
          "combinator": "and"
        },
        "options": {}
      },
      "id": "check-challenge",
      "name": "URL Verification?",
      "type": "n8n-nodes-base.if",
      "typeVersion": 2,
      "position": [
        460,
        300
      ]
    },
    {
      "parameters": {
        "respondWith": "json",
        "responseBody": "={{ JSON.stringify({ challenge: $('Slack Webhook Trigger').item.json.body.challenge }) }}",
        "options": {}
      },
      "id": "respond-challenge",
      "name": "Return Challenge",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1,
      "position": [
        680,
        160
      ]
    },
    {
      "parameters": {
        "jsCode": "const event = $('Slack Webhook Trigger').item.json.body.event;\nconst botUserId = $env.SLACK_BOT_USER_ID || '';\n\n// Skip if message is from the bot itself or has no text\nif (event.bot_id || event.user === botUserId || !event.text) {\n  return [];\n}\n\n// Extract the message text (remove bot mention)\nconst text = event.text\n  .replace(/<@[A-Z0-9]+>/g, '')\n  .trim();\n\nreturn [{\n  json: {\n    channel: event.channel,\n    user: event.user,\n    thread_ts: event.thread_ts || event.ts,\n    message: text,\n    original_ts: event.ts\n  }\n}];"
      },
      "id": "parse-event",
      "name": "Parse Slack Event",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        680,
        420
      ]
    },
    {
      "parameters": {
        "method": "POST",
        "url": "={{ $env.AGENT_STUDIO_URL }}/api/agents/={{ $env.SLACK_AGENT_ID }}/chat",
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        },
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "message",
              "value": "={{ $json.message }}"
            },
            {
              "name": "stream",
              "value": false
            },
            {
              "name": "metadata",
              "value": "={{ JSON.stringify({ slackChannel: $json.channel, slackUser: $json.user }) }}"
            }
          ]
        },
        "options": {
          "timeout": 30000
        }
      },
      "id": "call-agent",
      "name": "Call Agent Studio",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [
        900,
        420
      ],
      "credentials": {
        "httpHeaderAuth": {
          "name": "<your credential>"
        }
      },
      "notes": "Credential: httpHeaderAuth, Name=Authorization, Value=Bearer as_YOUR_KEY"
    },
    {
      "parameters": {
        "jsCode": "const agentResponse = $json.data?.messages?.find(m => m.role === 'assistant')?.content\n  || $json.data?.response\n  || 'Sorry, I could not process your request.';\n\nreturn [{\n  json: {\n    channel: $('Parse Slack Event').item.json.channel,\n    thread_ts: $('Parse Slack Event').item.json.thread_ts,\n    text: agentResponse\n  }\n}];"
      },
      "id": "extract-response",
      "name": "Extract Agent Response",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        1120,
        420
      ]
    },
    {
      "parameters": {
        "method": "POST",
        "url": "https://slack.com/api/chat.postMessage",
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "channel",
              "value": "={{ $json.channel }}"
            },
            {
              "name": "thread_ts",
              "value": "={{ $json.thread_ts }}"
            },
            {
              "name": "text",
              "value": "={{ $json.text }}"
            }
          ]
        },
        "options": {}
      },
      "id": "reply-slack",
      "name": "Reply in Slack Thread",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [
        1340,
        420
      ],
      "credentials": {
        "httpHeaderAuth": {
          "name": "<your credential>"
        }
      },
      "notes": "Credential: httpHeaderAuth, Name=Authorization, Value=Bearer xoxb-YOUR-BOT-TOKEN"
    },
    {
      "parameters": {
        "respondWith": "json",
        "responseBody": "={\"ok\": true}",
        "options": {}
      },
      "id": "respond-ok",
      "name": "Respond 200 OK",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1,
      "position": [
        1340,
        300
      ]
    }
  ],
  "connections": {
    "Slack Webhook Trigger": {
      "main": [
        [
          {
            "node": "URL Verification?",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "URL Verification?": {
      "main": [
        [
          {
            "node": "Return Challenge",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Parse Slack Event",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Parse Slack Event": {
      "main": [
        [
          {
            "node": "Call Agent Studio",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Call Agent Studio": {
      "main": [
        [
          {
            "node": "Extract Agent Response",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Extract Agent Response": {
      "main": [
        [
          {
            "node": "Reply in Slack Thread",
            "type": "main",
            "index": 0
          },
          {
            "node": "Respond 200 OK",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1",
    "saveManualExecutions": true,
    "callerPolicy": "workflowsFromSameOwner"
  },
  "staticData": null,
  "meta": {
    "templateCredsSetupCompleted": false
  },
  "tags": [
    "agent-studio",
    "slack"
  ],
  "_readme": {
    "title": "Slack Bot powered by Agent Studio",
    "setup": [
      "1. Set env vars: AGENT_STUDIO_URL, SLACK_AGENT_ID, SLACK_BOT_USER_ID",
      "2. Create credential 'Agent Studio API Key' (httpHeaderAuth): Name=Authorization, Value=Bearer as_YOUR_KEY",
      "3. Create credential 'Slack Bot Token' (httpHeaderAuth): Name=Authorization, Value=Bearer xoxb-YOUR-TOKEN",
      "4. Activate workflow \u2192 copy Webhook URL",
      "5. Slack App \u2192 Event Subscriptions \u2192 set Request URL to the Webhook URL",
      "6. Subscribe to bot events: app_mention, message.channels"
    ]
  }
}

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.

• httpHeaderAuth

About this workflow

Agent Studio - Slack Bot. Uses httpRequest. Webhook trigger; 8 nodes.

Source: https://github.com/webdevcom01-cell/agent-studio/blob/4ebf95d0f35b5c8ab89e819d06e3073082ed6c3e/n8n-workflows/01-slack-bot.json — original creator credit. Request a take-down →

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