/ods/extensions/library/workflows/text-generation-webui/chat-completion.json

{
  "name": "Text Generation WebUI Chat Completion",
  "active": true,
  "settings": {},
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "textgen-chat",
        "options": {}
      },
      "id": "textgen-webhook",
      "name": "TextGen Webhook",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 1,
      "position": [250, 300]
    },
    {
      "parameters": {
        "url": "={{ 'http://' + ($env.TEXT_GEN_WEBUI_HOST || 'localhost') + ':' + ($env.TEXT_GEN_WEBUI_API_PORT || '5001') + '/v1/chat/completions' }}",
        "method": "POST",
        "headers": {
          "list": [
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        },
        "body": "={{ JSON.stringify({\n  messages: [\n    { role: 'system', content: $json.system || 'You are a helpful assistant.' },\n    { role: 'user', content: $json.prompt || $json.message || 'Hello' }\n  ],\n  model: $json.model || 'local-model',\n  max_tokens: parseInt($json.max_tokens || '512'),\n  temperature: parseFloat($json.temperature || '0.7'),\n  top_p: parseFloat($json.top_p || '0.9'),\n  stream: false\n}) }}",
        "options": {
          "timeout": 300000
        }
      },
      "id": "textgen-api",
      "name": "TextGen Chat API",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 1,
      "position": [450, 300]
    },
    {
      "parameters": {
        "jsCode": "// Process chat completion response\nconst body = $json;\nconst choice = body.choices && body.choices[0] ? body.choices[0] : null;\nconst message = choice ? choice.message : null;\nconst content = message ? message.content : '';\nconst usage = body.usage || {};\n\nreturn [{\n  json: {\n    success: content.length > 0,\n    content: content,\n    role: message ? message.role : 'assistant',\n    model: body.model || 'unknown',\n    prompt_tokens: usage.prompt_tokens || 0,\n    completion_tokens: usage.completion_tokens || 0,\n    total_tokens: usage.total_tokens || 0,\n    finish_reason: choice ? choice.finish_reason : 'unknown',\n    timestamp: new Date().toISOString()\n  }\n}];"
      },
      "id": "process-textgen-response",
      "name": "Process TextGen Response",
      "type": "n8n-nodes-base.code",
      "typeVersion": 1,
      "position": [650, 300]
    },
    {
      "parameters": {
        "channel": "={{ $json.channel || '#general' }}",
        "text": "={{ '*TextGen Response*\\n\\n**Model:** ' + $json.model + '\\n**Tokens:** ' + $json.total_tokens + ' (prompt: ' + $json.prompt_tokens + ', completion: ' + $json.completion_tokens + ')\\n**Finish:** ' + $json.finish_reason + '\\n\\n' + $json.content.substring(0, 500) + ($json.content.length > 500 ? '...' : '') }}"
      },
      "id": "textgen-discord-output",
      "name": "Discord Output",
      "type": "n8n-nodes-base.discord",
      "typeVersion": 1,
      "position": [850, 300]
    }
  ],
  "connections": {
    "TextGen Webhook": {
      "main": [
        [
          {
            "node": "TextGen Chat API",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "TextGen Chat API": {
      "main": [
        [
          {
            "node": "Process TextGen Response",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Process TextGen Response": {
      "main": [
        [
          {
            "node": "Discord Output",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "meta": {
    "instanceId": "textgen-chat-workflow-v1"
  }
}