Wordpress Mcp - Upload Binary Image From N8n

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": "WordPress MCP - Upload Binary Image from n8n",
  "nodes": [
    {
      "parameters": {},
      "id": "start",
      "name": "When clicking 'Test workflow'",
      "type": "n8n-nodes-base.manualTrigger",
      "typeVersion": 1,
      "position": [
        250,
        300
      ]
    },
    {
      "parameters": {
        "url": "https://picsum.photos/800/600",
        "options": {}
      },
      "id": "download-image",
      "name": "Download Random Image",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [
        450,
        300
      ]
    },
    {
      "parameters": {
        "mode": "jsonToBinary",
        "options": {
          "encoding": "base64",
          "mimeType": "={{ $json.headers['content-type'] }}"
        }
      },
      "id": "convert-to-binary",
      "name": "Convert to Binary",
      "type": "n8n-nodes-base.convertToFile",
      "typeVersion": 1.1,
      "position": [
        650,
        300
      ]
    },
    {
      "parameters": {
        "method": "POST",
        "url": "https://wordpress-mcp.nodeflow.workers.dev/mcp",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Content-Type",
              "value": "application/json"
            },
            {
              "name": "x-wordpress-url",
              "value": "https://your-wordpress-site.com"
            },
            {
              "name": "x-wordpress-username",
              "value": "YOUR_USERNAME"
            },
            {
              "name": "x-wordpress-password",
              "value": "YOUR_APP_PASSWORD_WITHOUT_SPACES"
            }
          ]
        },
        "sendBody": true,
        "specifyBody": "json",
        "jsonBody": "={\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"tools/call\",\n  \"params\": {\n    \"name\": \"wp_upload_media_from_base64\",\n    \"arguments\": {\n      \"base64\": \"{{ $binary.data.toString('base64') }}\",\n      \"fileName\": \"random-image.jpg\",\n      \"mimeType\": \"{{ $binary.mimeType }}\",\n      \"title\": \"Random Image from n8n\",\n      \"alt_text\": \"A random image uploaded via n8n workflow\"\n    }\n  }\n}",
        "options": {}
      },
      "id": "upload-to-wordpress",
      "name": "WordPress MCP - Upload Image",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [
        850,
        300
      ]
    },
    {
      "parameters": {
        "assignments": {
          "assignments": [
            {
              "id": "media_id",
              "name": "media_id",
              "value": "={{ JSON.parse($json.result.content[0].text).id }}",
              "type": "number"
            },
            {
              "id": "media_url",
              "name": "media_url",
              "value": "={{ JSON.parse($json.result.content[0].text).source_url }}",
              "type": "string"
            },
            {
              "id": "media_link",
              "name": "media_link",
              "value": "={{ JSON.parse($json.result.content[0].text).link }}",
              "type": "string"
            }
          ]
        },
        "options": {}
      },
      "id": "extract-urls",
      "name": "Extract Media URLs",
      "type": "n8n-nodes-base.set",
      "typeVersion": 3.4,
      "position": [
        1050,
        300
      ]
    }
  ],
  "connections": {
    "When clicking 'Test workflow'": {
      "main": [
        [
          {
            "node": "Download Random Image",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Download Random Image": {
      "main": [
        [
          {
            "node": "Convert to Binary",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Convert to Binary": {
      "main": [
        [
          {
            "node": "WordPress MCP - Upload Image",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "WordPress MCP - Upload Image": {
      "main": [
        [
          {
            "node": "Extract Media URLs",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

About this workflow

WordPress MCP - Upload Binary Image from n8n. Uses httpRequest. Event-driven trigger; 5 nodes.

Source: https://github.com/kaewz-manga/wordpress-nodeflow-mcp/blob/20bbec674aeefda1b9c2d0566a199ee1dbf2a147/examples/n8n-binary-upload-example.json — original creator credit. Request a take-down →

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