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Notion MCP Server

by kimjungyeol

notion_update_block

Modify the content of a Notion block by specifying its ID and updated data. The tool replaces the entire block content according to its type schema, with response formats in JSON or Markdown for easy integration.

Instructions

Update the content of a block in Notion based on its type. The update replaces the entire value for a given field.

Input Schema

NameRequiredDescriptionDefault
blockYesThe updated content for the block. Must match the block's type schema.
block_idYesThe ID of the block to update.It should be a 32-character string (excluding hyphens) formatted as 8-4-4-4-12 with hyphens (-).
formatNoSpecify the response format. 'json' returns the original data structure, 'markdown' returns a more readable format. Use 'markdown' when the user only needs to read the page and isn't planning to write or modify it. Use 'json' when the user needs to read the page with the intention of writing to or modifying it.markdown

Input Schema (JSON Schema)

{ "properties": { "block": { "description": "The updated content for the block. Must match the block's type schema.", "type": "object" }, "block_id": { "description": "The ID of the block to update.It should be a 32-character string (excluding hyphens) formatted as 8-4-4-4-12 with hyphens (-).", "type": "string" }, "format": { "default": "markdown", "description": "Specify the response format. 'json' returns the original data structure, 'markdown' returns a more readable format. Use 'markdown' when the user only needs to read the page and isn't planning to write or modify it. Use 'json' when the user needs to read the page with the intention of writing to or modifying it.", "enum": [ "json", "markdown" ], "type": "string" } }, "required": [ "block_id", "block" ], "type": "object" }

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