upload_post_cover_from_url

Active

declared in 1.0.0

Download an external image URL into R2 and attach it as the post's featuredImage. Replaces the manual flow of pasting external URLs (which break when the source goes down). Validates content-type starts with `image/` and rejects payloads larger than 20 MB. No AI credits charged — only standard storage.

Parameters schema

{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "postId",
    "sourceUrl"
  ],
  "properties": {
    "postId": {
      "type": "string",
      "description": "The post ID"
    },
    "sourceUrl": {
      "type": "string",
      "format": "uri",
      "description": "Public http(s) URL to fetch the image from. Must respond with an image/* content-type."
    }
  }
}

What this tool wraps· 1 endpoint

min confidence0.70 0.50

Data resourceWhatsApp Business API
Meta · messaging
name mention0.60

Parent server

FavCRM

https://github.com/favcrm/mcp

1/7 registries

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