Notion MCP Server

append-block-children

Append blocks to a parent block

Input Schema

Name	Required	Description
`after`	No	Optional ID of an existing block to append after
`block_id`	Yes	ID of the parent block (page or block)
`children`	Yes	List of block objects to append

Input Schema (JSON Schema)

{
  "properties": {
    "after": {
      "description": "Optional ID of an existing block to append after",
      "type": "string"
    },
    "block_id": {
      "description": "ID of the parent block (page or block)",
      "type": "string"
    },
    "children": {
      "description": "List of block objects to append",
      "type": "array"
    }
  },
  "required": [
    "block_id",
    "children"
  ],
  "type": "object"
}

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